95540

Méry-sur-Oise

Set up your business in Méry-sur-Oise (95540), Val-d'Oise: 4 offers covering offices, warehouses, industrial units or land.

Photo: P.poschadel · CC BY-SA 2.0 fr (new tab) · Wikimedia Commons (new tab)

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Communauté de Communes de la Vallée de l'Oise et des Trois Forêts Canton Saint-Ouen-l'Aumône INSEE code 95394

  • 9,983Population
  • 779Businesses
  • 4,682Working population
  • 4Offers

See the 4 listings in Méry-sur-Oise PDF profile page

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+33 1 34 25 32 42 ceevo@ceevo95.fr

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Overview

Méry-sur-Oise (95540) is a municipality in Val-d'Oise (INSEE code 95394), located in the canton of Saint-Ouen-l'Aumône. It belongs to the intercommunality “Communauté de Communes de la Vallée de l'Oise et D”. It has 9 983 inhabitants, of whom 22,6 % are under 15. The working population numbers 5 077 people, of whom 4 682 are in employment; the estimated unemployment rate is 8,7 %. 708 establishments are recorded (sources: INSEE, CEEVO). 4 business parks (ZAE) are recorded in the area. The “local employment” indicator is 2 067. The average income per tax household is 38 189 €. The business property tax rate (CFE, excluding ZAE) is 31,7 %. Published offers can be viewed in the catalogue; the full listing is reserved for registered users.

Location

Key figures

The key facts about Méry-sur-Oise, compared with Val-d'Oise and Île-de-France.

At a glance

  • 98%FibreArcep, Ma connexion internet, T2 2026
  • €3,181/m²Housing price (apartments)DVF, DGFiP / Etalab, 2025
  • 307 haFarmlandInstitut Paris Région, MOS, 2025
  • 1,638Private-sector jobsUrssaf, 31/12/2025
Location in Val-d'Oise

Comparison with the surrounding area

Méry-sur-Oise against the reference areas. Each chart gives its values, source and reference year.

Population

View the chart data
Population
hab.
Méry-sur-Oise9,983 hab.
Average town: CC de la Vallée de l'Oise et des Trois Forêts4,427 hab.
Average town: Val-d'Oise7,004 hab.

Source : Insee, population census, RP 2023. Population of an average town: total divided by the number of towns.

Average income per tax household

View the chart data
Average income per tax household
€
Méry-sur-Oise38,189 €
CC de la Vallée de l'Oise et des Trois Forêts44,572 €
Val-d'Oise32,489 €
Île-de-France42,208 €

Source : DGFiP, income tax by local authority (IRCOM), IRCOM 2025. Groups of towns: average of the towns weighted by population; Val-d'Oise and Île-de-France: official values.

Unemployment rate

View the chart data
Unemployment rate
%
Méry-sur-Oise8.7 %
CC de la Vallée de l'Oise et des Trois Forêts8.7 %
Val-d'Oise11.8 %
Île-de-France11.2 %

Source : Insee, population census, RP 2023. Groups of towns: average of the towns weighted by the active population; Val-d'Oise and Île-de-France: official values (ages 15 to 64).

Share of under-15s

View the chart data
Share of under-15s
%
Méry-sur-Oise22.6 %
CC de la Vallée de l'Oise et des Trois Forêts19.2 %
Val-d'Oise21.2 %
Île-de-France18.7 %

Source : Insee, population census, RP 2023. Groups of towns: average of the towns weighted by population; Val-d'Oise and Île-de-France: official values.

Establishments per 1,000 inhabitants

View the chart data
Establishments per 1,000 inhabitants
Establishments per 1,000 inhabitants
Méry-sur-Oise78.0
CC de la Vallée de l'Oise et des Trois Forêts93.7
Val-d'Oise79.4
Île-de-France118.5

Source : Insee, business demography (SIDE), 31/12/2024. Active establishments relative to population; Val-d'Oise and Île-de-France: official totals.

CFE rate (business property tax)

View the chart data
CFE rate (business property tax)
%
Méry-sur-Oise31.70 %
CC de la Vallée de l'Oise et des Trois Forêts30.66 %
Val-d'Oise25.56 %

Source : DGFiP, local direct taxation (REI), REI 2025. Town rates; groups of towns and Val-d'Oise are the simple average of the towns (no official overall value).

Premises connectable to fibre

View the chart data
Premises connectable to fibre
%
Méry-sur-Oise99.6 %
CC de la Vallée de l'Oise et des Trois Forêts99.9 %
Val-d'Oise98.2 %

Source : Arcep, broadband and ultra-fast broadband observatory, Q2 2026. Connectable premises relative to all premises; groups of towns: sum of the towns.

Census unemployment rate (declared by census respondents, ages 15-64): it is higher by construction than Insee's localised unemployment rate (annual average, ILO definition), which is not available at municipal level.

Economic DNA

Breakdown of establishments

View the chart data
Breakdown of establishments
Breakdown of establishments%
Tertiary61679.1 %
Industry374.7 %
Construction12616.2 %

Source : CEEVO town database, from Insee (SIDE), 31/12/2024. Active establishments by sector.

Detailed figuresArea, businesses, population, taxes, income, workforce

Territory

Number of ZAE
4
Total floor area of ZAE
39,2 hectares
Available floor area in ZAE
0
No. of location offers (source: CEEVO)
4

Establishments (sources: INSEE, CEEVO)

Industry
37
Construction
126
Commerce / Services
616
Agriculture
-
Total establishments
779

Population

Total population
9,983 inhabitant(s)
Share of under-15s (%)
22.6 %
Share of over-75s (%)
4.6 %
Share of the population (over 15, not in education) with a qualification above Bac +2
38.2 %
Share of the population (over 15, not in education) with no qualification
15.9 %
Share of graduates relative to non-graduates
2.40

Overall taxes

Undeveloped land property tax
125.45 %
Developed land property tax
57.7 %
CFE (Cotisation Foncière des Entreprises, excluding ZAE)
31.7 %

Overall 2025 rate applicable in the municipality: municipality, intercommunal authority, syndicates, special equipment taxes, GEMAPI tax and special annual additional tax (CFE: outside business zones) — DGFiP, REI 2025.

Income

Average income per tax household
38,189.0 €
Compared with the Val-d'Oise average
30 %
Share of taxable households
58 %

Working population - Jobs

Working population
5,077
In employment
4,682
Unemployed (INSEE definition)
442
Estimated unemployment rate
8.7 %
Local jobs
2,067

Sources : CEEVO town database ; listings published in the CEEVO catalogue on 11/10/2026.

Photographs of Méry-sur-Oise

Freely licensed photographs from Wikimedia Commons: author, licence and link under each picture.

Offers available in Méry-sur-Oise

Premises available in Méry-sur-Oise from Val-d'Oise commercial agents.

Subscribe : Business premises and land in Méry-sur-Oise (95540) All RSS feeds

Browse by property typeOffices (4)Industrial units (4)

All business parks in Méry-sur-Oise

Other municipalities in the same inter-municipal body

News from Méry-sur-Oise

Sale prices of business premises

Industrial, commercial or similar premises

1,404 €/m² median price per m², over 2021-2025 · 27 sales

Half of the sales are between €968 and €2,004 per m² (quartiles). Median surface sold: 288 m².

Change in the median price from 2021 to 2024: −2 %.

Comparison: 33 % below the Val-d'Oise median (€2,090 per m² over 2021-2025).

Median price and number of sales per year
YearMedian price (€/m²)Sales
20211,5385
20228255
20231,6326
20241,5097
2025fewer than 5 sales< 5

Building plots (all uses)

553 €/m² median price per m², over 2021-2025 · 13 sales

Half of the sales are between €370 and €696 per m² (quartiles). Median surface sold: 264 m².

Comparison: 30 % above the Val-d'Oise median (€426 per m² over 2021-2025).

Median price and number of sales per year
YearMedian price (€/m²)Sales
2021fewer than 5 sales< 5
20226096
2023fewer than 5 sales< 5
2024fewer than 5 sales< 5

Actual sale values, excluding rents. One sale = one transaction for a single premises, excluding housing, off-plan sales and bundled sales; outliers removed. The price includes the underlying land.

Source: DVF, DGFiP / Etalab. Sales from 2021 to 2025 (latest transaction on Dec. 31, 2025, files published on May 18, 2026). No median is published below 5 sales (statistical confidentiality).

Land and zoning

Brownfield sites listed (Cartofriches)

  • 2Brownfield sites listed (Cartofriches)
  • 2Brownfield with a project
Brownfield sites listed (Cartofriches)
SiteStatusTypeLand unit area (m²)
95394_10885Brownfield with a projectLeisure, tourism, hotels25,317
95394_25415Brownfield with a projectIndustrial4,996

The area is that of the land unit (all parcels of the same owner), not of the brownfield itself: it is not an available surface.

Cartofriches, the national brownfield map (Cerema)

Planning document

Local urban plan (PLU), approved on Nov. 21, 2024

Read the document on the Géoportail de l'urbanisme

Sources: Cerema, Cartofriches (updated April 7, 2025); Géoportail de l'urbanisme; ANCT; AFR 2022-2027 zoning.

Business premises started (construction starts)

Floor area started by type of premises
Type of premisesTotal 2016-2024 (m²)Yearly average (m²)
Offices1,034115
Warehouses53559
Industry71479
Retail and trade965107
Total business premises3,248361

Floor area of construction starts, by actual date. The latest years are incomplete (late reporting) and 2025 is not available. Authorised floor areas are not published: their series is not reliable.

Source: SDES, Sitadel database (September 2026 file), premises started from 2016 to 2024.

Private-sector employment

  • 1,638Private-sector employees, end of 2025
  • 1,432Private-sector employees, end of 2015
  • +14.4 %Change between 2015 and 2025
  • 220Employing establishments
  • 46 of 183Rank in Val-d'Oise

Private-sector employees by broad sector

View the chart data
Private-sector employees by broad sector
employees
Other market services (excl. temp work)646 employees
Construction337 employees
Industry253 employees
Trade238 employees
Hotels and restaurants62 employees
Non-market services62 employees
Temporary work40 employees

Source : Urssaf, headcount at 31 December 2025.

Employees under the general social-security scheme, excluding agriculture and household employees.

Source: Urssaf, open.urssaf.fr (ODbL licence), private-sector headcount at 31 December 2025.

Companies based in Méry-sur-Oise

All 7 companies with 50 or more employees ›

All companies based in Val-d'Oise ›

Access

Population reachable by car

  • 1,300,000Within 30 min · inhabitants
  • 10,100,000Within 60 min · inhabitants
  • 16,100,000Within 120 min · inhabitants

Rounded orders of magnitude: theoretical travel times without traffic; population living in France.

Station in the municipality

Méry-sur-Oise

Lines: Transilien H

Sources: implantation95.com calculation from IGN Géoplateforme isochrones (network of Oct. 1, 2026), Insee 2023 legal populations and Filosofi 2021; stations: Île-de-France Mobilités (updated Oct. 2, 2026).

Facilities and services in the municipality

Education

  • 8nursery and primary schools
  • 1collèges (lower secondary)586 pupils
  • 3nurseries (under 3)

The full “Education, higher education and research” section

See on the map : education

Sources: Ministry of Education, education directory (2 Oct 2026); Onisep; Ministry of Higher Education, regional atlas; Insee, permanent facilities database 2025 (nurseries).

Sport

  • 7sports halls
  • 4stadiums and pitches
  • 4tennis courts
  • 10other facilities

25 sports facilities (25 per 10,000 inhabitants) · 2,541 sports licences · 21 clubs

Most common types of facility : Boulodrome (2), Court de tennis (4), Divers équipements Sports de nature (1), Equipement d'athlétisme (1), Multisports/City-stades (3), Parcours sportif/santé (1)

All sport in Val-d'Oise: map, clubs, athletes

See on the map : sport

Sources: Ministry of Sport, census of sports facilities (Data ES); Paris 2024, Games preparation centres; INJEP, licences and clubs; Wikidata.

Health

  • 2pharmacies
  • 4general practitioners
  • 3dentists
  • 2nurses

See on the map : health

Sources: IGN, BD TOPO (hospitals and clinics, 19 June 2026); Insee, permanent facilities database 2025 (health centres, emergency departments, practitioners and pharmacies).

Transport

  • 1railway stations

Railway stations (1)

  • Méry-sur-Oise Transilien H

See on the map : transport

Sources: Île-de-France Mobilités, stops and associated lines (2 Oct 2026, ODbL licence); IGN, BD TOPO (airfields and ports).

Culture

  • 1libraries and media libraries
  • 1cinemas

See on the map : culture

Source: Insee, permanent facilities database 2025 (facilities at 1 January 2025).

Shops and public services

  • 1shopping centres
  • 1wastewater and drinking-water plants

Shopping centres (1)

  • Centre Commercial la Bonneville

Water and sanitation (1)

  • Usine de Production d'Eau Potable de Méry-sur-Oise

See on the map : shops and public services

Source: IGN, BD TOPO (markets, shopping centres, waste centres, water and sanitation, 19 June 2026).

Culture

5 cultural venues and facilities on record

Culture, media and cinema in Val-d'Oise

Digital and energy

  • 99.6%of premises can connect to fibre (Q2 2026)
  • 10licensed 5G sites
  • 0.2 MWof grid-connected generating capacity · 54 generating installations

Mobile sites by operator (30/06/2026)

  • Orange : 3 4G · 3 5G
  • SFR : 2 4G · 2 5G
  • Bouygues Telecom : 2 4G · 2 5G
  • Free Mobile : 3 4G · 3 5G

Sources: Arcep, ANFR, Agence ORE, Enedis and RTE open data; reference years given on the section page.

The full “Digital and energy infrastructure” section

Electricity consumption and gas

  • 85,895Electricity consumption (MWh) (year 2024)
  • 1,244of which industry (MWh)
  • 63,385of which services (MWh)
  • Gas network : GRDF

Source: open data from the network operators (Enedis, GRDF, RTE). A missing value is not published (statistical confidentiality).

Ecology and transition

  • 0.2MW of connected solar capacity (54 installations)
  • 6EV charging points

Ecology and transition · Check the risks at an address (Géorisques)

Key people

All key people ›

All news from Méry-sur-Oise ›

Official social media accounts

Sources : official website (new tab), checked on 02/10/2026

Contacts

Contacts for Méry-sur-Oise: town hall, canton, constituency and département.

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