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Saclay

Saclay has 4,380 residents and 1,717 homes, 71% of them houses. Homes sold for a median €4,860/m² over five years, 47% above the département figure. The median living standard is €34,070 a year. Around the town hall, 37 everyday shops and services are within a 15-minute walk.

Commune · Insee 91534 · Postcode 91400 · Updated 24 October 2026
4,380residents2022 census
€4,860/m²median price per m²Essonne : €3,310/m²
17%green space within 500 maround the town hall
37services within a 15-minute walkaround the town hall
Saclay in EssonneSaclay highlighted; the rest of the département in grey
Map of Essonne with Saclay highlighted

Sources: IGN and Insee, IRIS boundaries and Admin Express 2024 (Open Licence 2.0) · © OpenStreetMap contributors (ODbL)

People.

4,380 residents and 1,605 households at the 2022 census, next to the département figure.

21%
aged under 15
18%
aged 15–29
20%
aged 60 and over
24%
of households are people living alone
40%
of households are couples with children
14%
of households are single-parent families

Source: Insee, 2022 population census (sub-municipal files, Open Licence 2.0)

Homes.

1,717 homes, 93% of them main residences, with 4.7 rooms on average.

71%
of homes are houses
69%
of households own their home
15%
of households rent social housing (HLM)
2%
second homes
5%
empty homes
95%
of households have a car

When main homes were built

before 19192%
1919–19452%
1946–197016%
1971–199033%
1991–200511%
2006–201936%

Source: Insee, 2022 population census (sub-municipal files, Open Licence 2.0)

Property prices.

226 house and flat sales over five years.

€4,860/m²median price, houses and flatsEssonne : €3,310/m²
€4,980/m²flats63 sales
€4,790/m²houses163 sales

Median prices from sales published in France’s Demandes de valeurs foncières (DVF) over ten half-years, for sales of a single property. Individual sales are not shown. A median is only given where there were at least ten sales.

Source: DGFiP property sales (DVF), data.gouv.fr statistics (Open Licence 2.0)

Income and work.

Median living standard of €34,070 a year in 2021.

€34,070median living standard a year2021
6.0%poverty ratethreshold: 60% of national median
€17,900the lowest-income 10% live on less than1st decile
€58,400the highest-income 10% live on more than9th decile
5.9%
unemployment among 15–64s (census definition)
58%
of over-15s who have left school hold a higher-education degree
29%
managers and professionals among over-15s
20%
retired among over-15s

Living standard is a household’s disposable income after taxes and benefits, divided by its consumption units. Half of residents live on less than the median. Income on its own says nothing about what a neighbourhood is like to live in.

Sources: Insee, Filosofi 2021 income data (Open Licence 2.0) · Insee, 2022 population census (sub-municipal files, Open Licence 2.0)

Safety.

Offences recorded in 2025, with the rate per 1,000 residents and the change from 2024.

Indicator2025RateChange
Burglaries of homes2011.7 per 1,000–
Thefts from people without violence296.5 per 1,000+16%
Armed robberies00.0 per 1,000–
Domestic physical violence61.4 per 1,000–
Vehicle thefts112.5 per 1,000−59%
Thefts from vehicles122.7 per 1,000−20%
Thefts of vehicle parts143.2 per 1,000−22%
Deliberate damage and vandalism327.2 per 1,000+45%
Fraud and payment card fraud368.1 per 1,000+9%

These figures count offences recorded by the police and gendarmerie, not how safe a place feels, and not every offence is reported. Rates are per 1,000 residents (per 1,000 homes for burglaries): where many people visit but few live, as in town centres and shopping areas, they are naturally higher. Small counts are not published.

Source: Ministry of the Interior (SSMSI), recorded crime by municipality 2024–2025 (Open Licence 2.0)

Everyday life.

What is within one kilometre of the town hall. 11 public transport stops are within 800 m, and the nearest rail or tram station is 3.2 km away.

Supermarkets and convenience shops1
Bakeries2
Pharmacies1
Doctors2
Dentists0
Cafés and bars1
Restaurants4
Parks and gardens5
Playgrounds6
Sports pitches11
Gyms and sports halls0
Libraries1
Nurseries and childcare0
Bus stops17
Tram and metro stops0
Railway stations0

Source: © OpenStreetMap contributors (ODbL)

Health, shops and services.

Facilities and services in Saclay on 1 January 2025, from Insee’s permanent database of facilities.

13.7GPs per 10,000 residentsdépartement: 5.8
1pharmacieson 1 January 2025
4food storessupermarkets, convenience stores, grocers
General practitioners6
Dentists1
Nurses4
Physiotherapists1
Pharmacies1
Group health centres1
Supermarkets and hypermarkets1
Convenience stores and grocers3
Bakeries4
Petrol stations1
EV charging stations3
Post offices and postal points1
Banks2
Restaurants7
Hairdressers2
Nurseries1
Sports halls1
Libraries1

Insee’s permanent database of facilities lists the shops, services and health professionals present in each commune on 1 January. Health professionals in private practice are counted one by one; several may work at the same address.

Source: Insee, permanent database of facilities 2025 (Open Licence 2.0)

Natural and industrial hazards.

Major hazards the State lists for Saclay, prevention plans in force and natural-disaster declarations since 1982.

Nuclear hazard
Transport of hazardous goods
3natural-disaster declarationssince 1999
May 2016latest recognised eventFloods and mudflows

Natural-disaster declarations by type

Floods and mudflows2
Ground movement1

A natural-disaster declaration (arrêté CatNat) lets insurers pay out for the damage. The count reflects past events, not a forecast of future risk. The list of hazards comes from each département’s major-risk file; a prevention plan in force limits building in exposed zones.

Source: Géorisques, GASPAR database (Open Licence 2.0), as of 5 October 2026

Schools.

4 primary and nursery schools, 0 collèges and 0 lycées are open here, 4 of them state schools.

Ecole maternelle Jean de La FontaineNursery school · state
Ecole maternelle Pauline KergomardNursery school · state
Ecole élémentaire Irène et Frédéric Joliot-CuriePrimary school · state
Ecole élémentaire publique Thomas GobertPrimary school · state

Source: Ministry of Education, school directory (Open Licence 2.0). Admission depends on catchment rules and each school’s own policy.

Nearby communes.

The communes in the département whose town halls are closest.