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Municipality profile · department 16

Property in Châteaubernard

In Châteaubernard (16), the median price per m² stands at €1,639/m² (DVF 2025 release).

Median price per m² in 2025
€1,639/m²
-8.0% over one year
Sales in 2025
46
+39.4% over one year
flats and houses
Population
3,878
+5.8% since 2012
Median living standard
€26,840
per year per consumption unit

Public data cross-referenced (DGFiP, INSEE, ADEME), recorded on October 2, 2026.

The municipality has 3,878 inhabitants, a change of +4.4% ; median living standard there reaches €26,840 a year.

Prices and sales

In 2025, a dwelling in Châteaubernard sold at a median price of €1,639/m², -8.0% over one year.

Median price per m² over time in Châteaubernard

Median price per m² in ChâteaubernardHouse: 1,389 in 2014, 1,639 in 20251,4001,6001,800201520172019202120232025€1,639/m²
Median price per square metre of recorded sales, by property type and by year.

Over 11 years, the median house price has changed by +18.0%.

View the data
Median price per m² by property type
YearFlatHouseSales included
2014—€1,389/m²31
2015—€1,420/m²41
2016—€1,373/m²46
2017—€1,498/m²46
2018—€1,286/m²46
2019—€1,453/m²46
2020—€1,523/m²50
2021—€1,687/m²59
2022—€1,798/m²50
2023—€1,786/m²30
2024—€1,772/m²33
2025—€1,639/m²46

Source: DVF (DGFiP), land value request data · recorded on October 2, 2026

Number of sales per year in Châteaubernard

Sales of flats and houses recorded each year. This is the market's thermometer: a price is only meaningful if sales are actually completed.

46 sales in 2025, +39.4% compared with 2024 (33). The peak of the period remains 2021, with 59 sales.

View the data
Sales and median price by year
YearSalesMedian price per m²Total sales value
201646€1,419/m²€6.0M
201746€1,507/m²€6.6M
201846€1,289/m²€6.3M
201946€1,500/m²€7.0M
202050€1,583/m²€7.5M
202159€1,690/m²€10.1M
202250€1,799/m²€8.5M
202330€1,786/m²€5.2M
202433€1,783/m²€5.9M
202546€1,639/m²€8.8M

Source: DVF (DGFiP), land value request data · recorded on October 2, 2026

Median price per m² in 2025€1,639/m²
House — median price per m²€1,639/m²
Sales in 202546
Average of the previous five years44
Total sales value in 2025€8.8M
Sales recorded over ten years524

How to read these figures. The median price splits the market in two: half of sales were made below it, half above. It withstands the few extreme sales that distort a small commune better than the average does.

The data come from DVF, the file of sales actually recorded by notaries, not from advertised prices, which are asking prices rather than agreed ones. Only sales of a flat or a house with a known floor area are counted. DVF does not cover Alsace-Moselle, which is governed by the land register (livre foncier).

Source: DVF (DGFiP) · recorded on October 2, 2026

Rents

Reference rents (2025)

Median advertised rent per m² by property type in Châteaubernard, 2025
Property typeMedian rent (€/m²)Range (€/m²)
Flats, all sizes10.88.1 – 14.4
Flats with 1-2 rooms13.310.8 – 16.5
Flats with 3 or more rooms8.46.7 – 10.5
Houses10.28.0 – 13.0

How to read this table. This is a predicted advertised rent, including service charges, per square metre per month — not the rent signed in the lease. The range brackets the estimate: most listings in the municipality fall within it. These estimates are recalculated every year with a new model, so two releases cannot be compared with each other.

Estimations ANIL, à partir des données du Groupe SeLoger et de leboncoin · Rent map 2025

Energy performance of the housing stock

Breakdown of homes in Châteaubernard by energy performance certificate (EPC) band. Since the loi Climat & Résilience (Climate and Resilience Act), it is this band that determines whether a home may be let.

Breakdown of energy performance certificates in Châteaubernard

  • A687.5%
  • B727.9%
  • C29031.9%
  • D27630.3%
  • E11512.6%
  • F667.3%
  • G232.5%

910 homes surveyed. 9.8% of the surveyed housing stock is rated F or G — that is 89 homes already affected, or about to be, by the letting ban. Including band E, targeted for 2034, the share rises to 22.4%.

Rental ban timeline
  1. 2025Gbanned
  2. 2028Fbanned
  3. 2034Ebanned

2021 loi Climat & Résilience (Climate and Resilience Act) — applies to new leases.

Counts and shares by band, across all energy surveys recorded in the municipality.

Source: ADEME, energy performance certificate database · recorded on October 2, 2026

Change in EPC (DPE) assessments in Châteaubernard

Change in EPC (DPE) assessments in ChâteaubernardA, B and C labels: 48 in 2022, 60 in 2025 ; F and G labels: 15 in 2022, 11 in 20250204060202220232024202560%11%
A, B and C labelsF and G labels
Among the assessments carried out each year: the share of well-rated dwellings (A, B, C) and that of thermal sieves (F, G).

The share of F and G labels among assessments is falling: 14.8% in 2022, 10.5% in 2025.

View the data
Assessments carried out by year and by band
YearABCDEFGTotal
2022144543718166149
20234512112124156296
2024114284330111128
20251239633917164190
2026*251718272122112

* current year, incomplete

Source: ADEME, energy performance certificate database · recorded on October 2, 2026

Why this breakdown matters. A dwelling rated G can no longer be let under a new lease since 1st January 2025; F will follow in 2028 and E in 2034. A commune whose stock is largely rated F or G therefore faces a wall of renovation work, or an exit from the rental market.

Note: these figures cover surveyed homes, not the entire stock. A survey is only required on sale or letting, so homes occupied for a long time are under-represented.

The trend line starts in 2022: the assessment changed its calculation method in July 2021, and earlier labels cannot be compared with later ones. It describes the dwellings assessed during the year (those being sold, let or just renovated), not an annual census of the housing stock.

Housing stock

Châteaubernard has 1,988 dwellings at the 2023 census, of which 91.3% are main residences; the rest is split between second homes and vacant dwellings.

What are dwellings used for?

Housing categories in ChâteaubernardMain residences : 91.1%Second homes and occasional dwellings : 1.9%Vacant dwellings : 7.0%
  • Main residences91.1%
  • Second homes and occasional dwellings1.9%
  • Vacant dwellings7.0%
A vacant dwelling is one unoccupied on the census date: awaiting sale, letting or works, or simply left empty.

Source: INSEE, census

Who lives in main residences?

Housing tenure of residents of ChâteaubernardTenants : 28.2%Owner-occupiers : 69.9%Housed free of charge : 1.9%
  • Tenants98128.2%
  • Owner-occupiers2,43469.9%
  • Housed free of charge661.9%
Share of RESIDENTS according to whether their household owns, rents or is housed free of charge, not the share of dwellings.

Source: INSEE, census

Between 2012 and 2023, the housing stock grew by +8.6% while the population changed by +5.8%: homes are being built faster than the commune gains residents, a sign of smaller households, second homes or rising vacancy.

Dwellings (2023)1,988
Households1,816
Housing: Châteaubernard compared with its département, its region and France
ChâteaubernardCharenteNouvelle-AquitaineFrance
Main residences202391.1%+8.7 pts vs France83.6%79.9%82.4%
Second homes20231.9%−7.9 pts vs France6.4%12.1%9.8%
Vacant dwellings20237.0%−0.8 pt vs France10.0%8.0%7.8%
Residents who own their home69.9%+9.1 pts vs France69.8%66.4%60.8%
Tenant residents28.2%−9.2 pts vs France28.4%31.7%37.4%

Under each value for the municipality: its gap with France. For a rate, the gap is in percentage points (12.4% vs 7.8% = +4.6 pts); for an amount or a ratio, as a percentage of the national value.

Long-term empty dwellings

Private dwellings vacant for more than two years (2025)68
Share of private housing stock3.7%

Why vacancy of more than two years. A dwelling that stands empty for a few months is waiting for a buyer, a tenant or the end of building work: that is the normal breathing of the market. Empty for more than two years, it has left the market — a run-down property, a blocked inheritance, an owner who will neither let nor sell. We do not publish total vacancy from the same file: its national level varies by a third from one year to the next without the housing stock having changed, which rules out any comparison.

Source: LOVAC (Cerema, DGFiP), vacant dwellings in the private housing stock · recorded on October 2, 2026

Dwellings authorised for construction in Châteaubernard

Dwellings for which a building permit has been granted, by year of authorisation. An authorised dwelling is not yet built: allow two to three years before delivery.
View the data
Dwellings authorised by year
YearFlats (multi-dwelling buildings)Detached housesTotal
202184149
20228141122
2023123244
20241508158
202502323
2026*066

Source: Sit@del, ministry responsible for housing · recorded on October 2, 2026

Sources: INSEE (census), Sit@del · recorded on October 2, 2026

Population and households

Population3,878
Households1,816
People per household2.14

Change in the population of Châteaubernard

Population trendPopulation: 3,486 in 1968, 3,878 in 20233,6003,8004,000196819821999201220233,878 inhab.
Municipal population at each census. INSEE does not publish a population every year: the points are the census years available.

Between 2012 and 2023, the population changed by +5.8%.

Source: INSEE, population census · recorded on October 2, 2026

Age breakdown

Age breakdown of the population of ChâteaubernardUnder 18 : 15.4%18 to 24 : 8.0%25 to 29 : 5.0%30 and over : 71.7%
  • Under 1858815.4%
  • 18 to 243058.0%
  • 25 to 291905.0%
  • 30 and over2,74371.7%
Population aged 2 and over, 2023 census.

Source: INSEE

What do people aged 15 and over do?

Employment status of residents aged 15 and over in ChâteaubernardEmployed workers : 49.1%Unemployed : 5.2%Retired people : 36.8%Pupils and students : 3.5%Other economically inactive : 5.3%
  • Employed workers1,64549.1%
  • Unemployed1765.2%
  • Retired people1,23436.8%
  • Pupils and students1193.5%
  • Other economically inactive1785.3%
Each resident aged 15 or over is counted once, 2023 census.

Source: INSEE

Châteaubernard compared with its département, its region and France
ChâteaubernardCharenteNouvelle-AquitaineFrance
Population trend2012-2023+5.8%+1.4 pt vs France-0.3%+5.9%+4.4%
Median age202348.7 years+6.2 yrs vs France48.1 years46.2 years42.5 years
Share aged under 25202324.4%−4.4 pts vs France24.5%26.0%28.8%
Share aged 65 and over202329.4%+8.1 pts vs France27.0%25.2%21.3%
People per household20232.1≈ France2.12.12.2

Under each value for the municipality: its gap with France. For a rate, the gap is in percentage points (12.4% vs 7.8% = +4.6 pts); for an amount or a ratio, as a percentage of the national value.

Why the number of people per household matters. A household is everyone who shares the same dwelling. The fewer people it has, the more demand shifts towards small homes — studios and one-bedroom flats, sought by people living alone, students and retirees; the more it has, the more demand shifts towards family homes with three or more rooms.

In Châteaubernard, a household has 2.14 people on average, the same as in France (2.17).

Source: INSEE, population census · recorded on October 2, 2026

Income and employment

Income and employment: Châteaubernard compared with its département, its region and France
ChâteaubernardCharenteNouvelle-AquitaineFrance
Median living standard (per year)2023€26,840+4% vs France€24,850€25,520€25,920
Poverty rate202310.0%−5.9 pts vs France15.4%14.6%15.9%
Unemployment rate (aged 15-64)20239.8%−1.2 pt vs France11.2%10.4%11.0%
Activity rate (aged 15-64)202380.8%+5.1 pts vs France76.8%76.1%75.7%
Share of retired people (aged 15 and over)202336.8%+8.7 pts vs France35.3%32.9%28.1%
Share of pupils and students (aged 15 and over)20233.5%−4.1 pts vs France5.1%6.6%7.6%

Under each value for the municipality: its gap with France. For a rate, the gap is in percentage points (12.4% vs 7.8% = +4.6 pts); for an amount or a ratio, as a percentage of the national value.

How to read these figures. The standard of living is a household's disposable income (salaries, pensions and benefits, after tax) divided by its number of consumption units: the first adult counts as 1, other people aged 14 or over as 0.5, and each child as 0.3. It allows a single person and a family to be compared.

The poverty rate is the share of residents whose standard of living is below 60% of the national median. INSEE does not publish it for small communes, for reasons of statistical confidentiality: its absence is not a zero.

The unemployment rate here is the census one: people who declare themselves without work and looking for it, among the economically active aged 15 to 64. It is higher than INSEE's quarterly rate, which follows a stricter international definition.

Sources: INSEE (census, Filosofi) · recorded on October 2, 2026

Economic fabric

Number of businesses located in Châteaubernard

Number of businesses located in ChâteaubernardBusinesses: 411 in 2014, 579 in 2024400500201420162018202020222024579
Businesses in market activities, excluding agriculture, located in the commune and counted at 31 December each year. This is a stock: it shows the size of the local economy, not how much it is being renewed.

579 businesses in 2024, compared with 411 in 2014: +40.9% over the period.

View the data
Number of businesses by year
YearBusinesses
2014411
2015449
2016443
2017448
2018478
2019480
2020511
2021531
2022547
2023558
2024579

Source: INSEE, business demography information system · recorded on October 2, 2026

Businesses: Châteaubernard compared with its département, its region and France
ChâteaubernardCharenteNouvelle-AquitaineFrance
Number of businesses202457930,160623,1516,437,729
Change in the number of businesses2019-2024+20.6%−4.4 pts vs France+22.9%+25.9%+25.0%
Businesses per 1,000 inhabitants2024149.3+53% vs France85.5101.397.3

Under each value for the municipality: its gap with France. For a rate, the gap is in percentage points (12.4% vs 7.8% = +4.6 pts); for an amount or a ratio, as a percentage of the national value.

In what form do businesses operate?

Legal forms of businesses in ChâteaubernardSole traders : 36.2%SAS and SASU : 28.2%SARL and EURL : 15.8%Civil companies, including SCI : 16.5%Other forms : 3.3%
  • Sole traders33336.2%
  • SAS and SASU25928.2%
  • SARL and EURL14515.8%
  • Civil companies, including SCI15216.5%
  • Other forms303.3%
Businesses with an open establishment in Châteaubernard, by legal form. A sole trader operates in their own name — this is the status of micro-entrepreneurs; an SCI most often holds property assets rather than running an activity. This count is broader than the INSEE one above, which only includes market businesses with an economic activity.

Sources: INSEE (SIRENE register), INPI (national business register) · recorded on October 2, 2026

Registrations and insolvency proceedings

* current year, incomplete

On one side, announcements of registrations, business creations and takeovers; on the other, court-ordered safeguard, recovery and liquidation proceedings. Legal notices published under postcode 16100. A postcode may cover several communes: in a village, these figures describe the wider catchment area, not the commune alone.

From 2021 to 2025, 1,128 registrations for 382 insolvency proceedings.

View the data
Registrations and insolvency proceedings
YearRegistrationsInsolvency proceedings
202121551
202221852
202324366
202419391
2025259122
2026*19473

Source: BODACC, official bulletin of civil and commercial announcements · recorded on October 2, 2026

Sources: INSEE, BODACC · recorded on October 2, 2026

Local taxation

In 2024, the overall property tax rate on built properties is 40.18% in Châteaubernard.

Rate voted by the commune39.50%
Intercommunal body, syndicates and special taxes0.68%
Overall rate on built properties (total)40.18%
Household waste collection tax (TEOM)10.69%
Overall rate on undeveloped land89.56%
Worked example

A dwelling with a cadastral rental value of €3,000 has a tax base of €1,500: the law sets it at half the rental value. In Châteaubernard, its property tax (taxe foncière) is €1,500 × 40.18% = €603 a year.

On top of this comes the household waste collection tax (TEOM), calculated on the same base: €1,500 × 10.69% = €160. A landlord can recover it from their tenant; the property tax (taxe foncière), by contrast, remains payable by the owner.

These amounts are before the collection charges retained by the State. Your property's rental value is shown on your property tax (taxe foncière) notice.

Property tax rate by year
YearCommunal rateOverall rate on built propertiesHousehold waste
202137.43%38.05%8.74%
202237.43%38.06%9.63%
202338.50%39.14%9.79%
202439.50%40.18%10.69%

Between 2021 and 2024, the overall rate changed by +2.13 point.

How to read these rates. Property tax (taxe foncière) is calculated by multiplying the property's tax base by the overall rate: this is the figure to compare between communes, not the communal rate alone. Since 2021, départements no longer collect property tax on buildings; their former share is included in the communal rate.

A high rate does not mean a high tax. The cadastral rental value is not the market rent: it is an administrative estimate based on 1970 rents, revalued each year by a national coefficient. In a town with old, low rental values, a 50% rate can cost less than a 25% rate elsewhere.

Source: DGFiP, local taxation for individuals (2024 scale) · recorded on October 2, 2026

Living environment

Services and shops in the commune

Health
General practitionerPharmacyDentistNurseAnalysis laboratoryEmergency departmentMaternity unitHousing for older people
Shops
BakerySupermarketHypermarketButcher'sPetrol station
Education and early years
Nursery or early-years childcareNursery or primary school
Services and transport
Post office or postal pointBank

How to read this list. It shows the services for which at least one establishment is recorded in the commune. A service that does not appear is not necessarily absent: INSEE does not locate every facility with the same precision, and the list only includes the main ones.

Source: INSEE, permanent facilities database 2024

Public transport

39 public transport stops are located in the municipality, or 10 stops per 1,000 inhabitants.

Public transport stops in Châteaubernard

Map of public transport stops in Châteaubernard
  • Stops39

Outline of the commune, north at the top.

Each dot is a bus, tram, metro or train stop. The map shows where the network is dense: it says nothing about frequency of service.

Source: transport.data.gouv.fr, scheduled timetables of networks · recorded on October 2, 2026

Stops by network

  • Agrégat des réseaux urbains et interurbains de Nouvelle Aquitaine39

Fixed internet

  • Dwellings and premises connectable to fibre95.9%
    2,603 connectable out of 2,715

Connectable means that optical fibre reaches the building or the street and a subscription can be taken out, not that the dwelling is already subscribed.

Source: ARCEP, fibre rollout · situation as at June 2026

Electric cars

Of the 262 passenger cars registered in the commune in 2024:

  • Electric cars11.1%
  • Plug-in hybrids8.8%

Why this share may look high. These are cars registered during the year, not all those on the road: electric vehicles weigh far more in recent purchases than in the overall fleet. Company and rental vehicles are also registered at the company's address, which inflates the share in communes that host head offices or rental firms.

Source: Ministry of Ecological Transition, passenger car registrations · recorded on October 2, 2026

Natural and technological risks

The risks identified by the State in the territory of Châteaubernard, what they mean, and what they change for a property.

Clay shrink-swell

High exposurelevel 3 out of 3

Clay soil swells when wet and shrinks when it dries. These movements crack houses with shallow foundations, especially after a drought.

For a property: At this level, a soil survey is mandatory to sell a building plot and before having a house built. For an existing house, look at the cracks and ask whether a drought claim has already been filed.

Seismicity

Moderatelevel 3 out of 5

France is divided into five seismicity zones, from 1 (very low) to 5 (high, in the Antilles).

For a property: From zone 3, new houses must comply with earthquake-resistant building rules. For an older property, no upgrading is required.

Radon potential

Low potentiallevel 1 out of 3

Radon is a natural radioactive gas that rises from granitic and volcanic soils and can build up in poorly ventilated rooms, especially on ground floors and in basements.

For a property: At this level, no particular information is required when selling or letting.

Risk prevention plans

1in the commune

The commune is covered by a prevention plan for: flooding. This is a document issued by the prefect that delimits the exposed zones.

For a property: In the delimited zones, building or extending may be prohibited or subject to requirements. The plan does not necessarily cover the whole commune: only the risk statement provided before a sale or letting says whether the address is affected.

Classified installations (ICPE)

22in the commune

A classified installation is an activity that the law subjects to declaration or authorisation because it may cause nuisance: factory, warehouse, livestock farm, petrol station, waste recycling centre, boiler room.

For a property: Their number mainly reflects the commune's economic activity: most pose no danger to neighbours. What matters is their nature and their distance from the property.

Underground cavities

2in the commune

Former quarries, cellars, galleries or military works recorded beneath the commune.

For a property: A cavity can cause localised subsidence or collapse of the ground. Before buying, check whether the plot is close to a known cavity.

Installations and cavities recorded in Châteaubernard

Map of classified installations and underground cavities in ChâteaubernardClassified installations — PROD'OPTIONS STEClassified installations — STE EVERGLASSClassified installations — GREGOIREClassified installations — HENNESSY VignerieClassified installations — VERALLIA FRANCEClassified installations — LARSEN-LE COGNAC DES VIKINGClassified installations — AUPY FRERES SARLClassified installations — YVONNET Carrosserie SAClassified installations — VEOLIA PROPRETE POITOU CHARENTESClassified installations — BERNADET SARLClassified installations — DS SMITH PACKAGING SUD OUESTClassified installations — GATINEAU-THIOLLET (ex-Emballage Gatineau Thiollet)Classified installations — GRENIER DU ROYClassified installations — GATINEAU-THIOLLET (ex-THIOLLET ONDULE)Classified installations — SRPV IndustrielsClassified installations — LA DOUE SCEAClassified installations — AUCHAN - station-serviceClassified installations — CA DU GRAND COGNAC_DECHETTERIE DE CHATEAUBERNARDClassified installations — MANNALIN PARTICIPATIONSClassified installations — DOMAINE DE DIZEDON SCEAClassified installations — AUCHAN FRANCEUnderground cavities — Grottes de "l'Echassier"Underground cavities — Souterrain du Chemin des VauzellesSeveso sites — COGNAC FERRAND
  • Classified installations22
  • Underground cavities2
  • Seveso sites1

Outline of the commune, north at the top.

Location of known classified installations, Seveso sites and underground cavities.

Source: Géorisques, Ministry of Ecological Transition · recorded on October 2, 2026

A prevention plan is not a bad sign in itself. It shows that the risk is mapped and regulated; it is its absence for a known hazard that should raise questions.

This page describes the commune, not an address. Before a sale or a letting, the seller or landlord must provide a risk statement drawn up for the property. You can obtain one free of charge for any address at georisques.gouv.fr.

Source: Géorisques, Ministry of Ecological Transition · recorded on October 2, 2026

Frequently asked questions — Châteaubernard

What is the price per m² in Châteaubernard?
The median recorded price is €1,639/m² — that is €2,593/m² for a flat and €1,639/m² for a house (source DVF/INSEE, data as of October 2, 2026).
How many inhabitants does Châteaubernard have?
Châteaubernard has 3,878 inhabitants, with a change of +4.4% (INSEE census).
What share of energy-inefficient homes are there in Châteaubernard?
22.4% of surveyed homes are rated E, F or G on the energy certificate (source ADEME).
What is the property tax rate in Châteaubernard?
The overall property tax rate on built properties is 40.2%, of which 39.5% is voted by the commune (source DGFiP).

The same data, put to work.

What the observatory publishes, the five MORYA tools put to use.