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Longnes
Rural municipality · 78980 · Île-de-France
👥 Population
1 601
2023 · INSEE
🏠 Median price /m²
3 191 €
📈 208% since 2015
💰 Gross yield
6.0 %
rent / purchase price
⚡ Avg. energy rating
E
🔴 37.5 % energy sieves (F-G) (F-G)
🎯 Investment score Low
Longnes — Score 32/100.
Why this score? This score is penalized mainly by improvable safety statistics (5/100) and an energy-inefficient housing stock (12/100).
32
💰 Yield38
🌳 Quality of life62
📊 Dynamism54
💸 Affordability16
🛡️ Safety5
⚡ Energy rating12
🏠 Property prices
DVF · 5 Transactions · Longnes
🏢 Apt. /m²
3 191 €
🏡 House /m²
2 406 €
📋 Transactions
5
📈 Price per m² evolution (2020 — 2024)
📊 Annual transaction volume
📊 Nearby municipalities
| City | Apt. | House | Trans. | Pop. |
|---|---|---|---|---|
| Versailles | 6 660 € | 9 062 € | 876 | 84 095 |
| Sartrouville | 3 841 € | 5 082 € | 536 | 52 763 |
| Saint-Germain-en-Laye | 6 538 € | 7 105 € | 486 | 45 931 |
| Mantes-la-Jolie | 2 656 € | 2 917 € | 334 | 43 526 |
| Poissy | 3 606 € | 4 843 € | 386 | 40 983 |
| Conflans-Sainte-Honorine | 3 111 € | 4 177 € | 363 | 36 958 |
💰 Rental yield
Calculated from DVF prices and observed rents
🏠 Average rent
15.87 €/m²
monthly
💰 Gross yield
6.0 %
⏳ Payback period
16.8 years
🏘️ Rental market & tension
INSEE Housing Stock 2021 · Pinel ABC zoning · Tense areas
🏠 Main residences
87.8 %
🏖️ Secondary homes
4.4 %
🚪 Vacant homes
7.8 %
🏢 Apartments
10.9 %
88.8 % houses
🎯 Pinel zoneⓘOfficial Pinel zoning. A Bis = very high tension (Paris, French Riviera), A = high tension (metropolises), B1 = moderate, B2 = low, C = relaxed market.
B2
Low tension
⚖️ Tense area (ALUR law)ⓘTense area under article 232 of the French Tax Code (CGI) / ALUR law. Enables rent control and applies the vacant housing tax.
No
Free rents
💶 Local taxation
REI · DGFIP · Exercice 2024
🏠 Property tax (built)ⓘMunicipal property tax rate on built properties (TFB). Applied to the cadastral rental value to calculate the owner's annual property tax.
28.220 %
Global rate 2024
🌾 Property tax (unbuilt)ⓘMunicipal property tax rate on unbuilt properties (TFNB): land, fields, forests.
78.310 %
🏘️ Housing tax
16.880 %
Secondary homes
🗑️ Waste collection taxⓘTEOM — Household Waste Collection Tax. Applied by the municipality or intermunicipality to finance waste collection and treatment.
8.970 %
🌾 Land tax (unbuilt) REI
3.86 %
🏢 CFE
0.77 %
👥 Demographics
API Geo + INSEE
🧑🤝🧑 Inhabitants
1 601
2023
📐 Area
13.98 km²
115 inh/km²
💶 Median income
28 230 €
📊 Median age
39.4 yrs
36.4% under 30
💼 Activity rate
81.8 %
ages 15-64
📉 Unemployment rate
8.7 %
2021 census
🏢 Local economy & dynamism
SIRENE · INSEE
🏢 Active businesses
341
SIRENE database 2026
✨ 2024 creations
37
+32.1% vs 2023
📊 2023 creations
28
💼 Economic density
213
Businesses / 1,000 pop.
🚉 Transport & accessibility
SNCF Open Data · INSEE Urban Areas 2020
🚆 Nearest train station
Bréval
À 3.56 km · Segment B
🏙️ Urban attraction areaⓘUrban Attraction Areas (INSEE 2020): municipal classification based on commuting relationships with urban hubs. Main hub / secondary / suburban crown / outside.
Paris
Suburban crown
🏛️ IntercommunalityⓘEPCI — Public Establishment for Intermunicipal Cooperation. Community of communes, agglomeration, urban or metropolitan community grouping the municipality with its neighbors.
CC du Pays Houdanais (CCPH)
EPCI
📍 Rail access
Good
Station distance
🏪 Amenities & services
BPE · INSEE
📋 Services_publics
40
📋 Commerce
6
📋 Enseignement
2
🏥 Sante
9
⚽ Sport
6
🎭 Culture
1
🛡️ Safety
SSMSI · SSMSI · Ministry of the Interior
| Indicator | Incidents | Rate ‰ | Nat. average | Gap |
|---|---|---|---|---|
| Escroqueries et fraudes aux moyens de paiement | 9 | 5.60 ‰ | 6.3 ‰ | Dans la moyenne |
| Destructions et dégradations volontaires | 7 | 4.40 ‰ | 7.2 ‰ | -39 % vs moy. |
| Usage de stupéfiants | 6 | 3.70 ‰ | 8.4 ‰ | -56 % vs moy. |
⚡ Energy performance
8 DPE · ADEME
📊 Energy rating distribution
A
0.0 %
B
0.0 %
C
0.0 %
D
12.5 %
12.5 %
E
50.0 %
50.0 %
F
25.0 %
25.0 %
G
12.5 %
12.5 %
37.5 % energy sieves (F-G) (F+G) — Nat. average : 17 %
💶 Energy rating impact on price per m²
🏛️ Historical heritage
Mérimée database · 1 protected monuments
| Building | Era |
|---|---|
| église | 12e siècle;1er quart 17e siècle |
📡 Digital coverage
ARCEP
📶 Ultra-fast broadband
100.0 %
💧 Drinking water quality
API Hub'Eau · 7 040 analyses · SAUR
⚗️ Physicochemistry
✅ Compliant
📋 analyses
7 040
⚡ EV charging stations
IRVE
🔌 Stations
4
⚡ Charge points
8
🚀 Incl. fast charging
0
🎯 Municipalities with a similar score
Same region, score close to
Épinay-sur-Orge
91360
32/100
10 722 Inhabitants
Bures-sur-Yvette
91440
32/100
9 548 Inhabitants
Marcoussis
91460
32/100
8 618 Inhabitants
Vaucresson
92420
32/100
8 432 Inhabitants
Louveciennes
78430
32/100
7 990 Inhabitants
Wissous
91320
32/100
7 151 Inhabitants
Épône
78680
32/100
7 031 Inhabitants
Bois-le-Roi
77590
32/100
6 072 Inhabitants
📍 Nearby municipalities
Nearest geographically
| City | Distance | Score | Pop. |
|---|---|---|---|
| Neauphlette | 2.8 km | 38/100 | 871 |
| Tilly | 4.6 km | 49/100 | 530 |
| Dammartin-en-Serve | 3.3 km | 37/100 | 1 441 |
| Boissy-Mauvoisin | 5.0 km | 53/100 | 615 |
| Bréval | 4.8 km | 41/100 | 2 151 |
| Le Mesnil-Simon | 4.7 km | 39/100 | 565 |
| Perdreauville | 5.6 km | 32/100 | 701 |
| Berchères-sur-Vesgre | 8.6 km | 36/100 | 862 |
❓ Frequently asked questions about Longnes
What is the price per m² in Longnes? ▶
The median price per m² in Longnes is 3 191 €.
What is the rental yield in Longnes? ▶
The gross rental yield in Longnes is 6.0%.
Is Longnes a good real estate investment? ▶
Longnes has a ScorCity score of 32/100, making it a risky investment.
What is the average energy rating in Longnes? ▶
The most common energy rating class in Longnes is E.