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Ermont

City in Île-de-France, France

Overview

Ermont is a suburban town in Île-de-France with a friendly and residential feel, offering easy access to Paris via the RER lines. Its neighborhoods are characterized by quiet streets, local shops, and green spaces, making it an appealing choice for families and commuters. Ermont combines small-town charm with metropolitan convenience.

Geographic Context

Jurisdiction
France
Metropolitan Region
Île-de-France
Population
29,189
Time Zone
Europe/Paris
Coordinates
48.99°, 2.26°

Key Metrics

Safety Score · estimate
72
Female Safety
70
LGBTQ+ Safety
70
Traffic Safety
75
Food Safety
95
Monthly Cost · estimate
$2,049
Local Cost
$1,355
Local Income
$2,200
Cashless
85
English
40
Temperature
10.9°C
Summer Avg
18.5°C
Winter Avg
3.4°C
Record High
39.6°C
Record Low
-12.5°C
Humidity
81%
Precipitation
661 mm
Internet Speed
438 Mbps
Upload
279 Mbps
Latency
4 ms
City Vibrancy
53
Coworking
1
Cafes
13
Nightlife
6
Parks
33
Transport
0
Walk Score
0
Footways
—
Airport
LBG
Distance
14 km

Explore

Cost of Living
Prices & expenses
Weather & Climate
Temperature & conditions
Alternatives
Similar cities worldwide
Compare
Side-by-side comparison
Neighborhoods
4 areas mapped
City Guide
Tips & insights

Neighborhoods

Partial

Coverage is incomplete — additional neighborhoods are being added as more source data is processed.

Place des Arts Place Manet Place Watteau

Coverage is incomplete — more neighborhoods are being added.

View all 4 neighborhoods

Data sources

Source-backed data

World Air Quality Index - Latest available city-level air quality station measurement. Record updated 2025-12-05.
Ookla Open Data - Internet speed aggregates for 2024Q3 from 23 tests. Record updated 2025-12-05.
OpenStreetMap - Nearby amenities counted from OpenStreetMap-derived city extracts. Record updated 2025-12-06.
OpenStreetMap transport extract - Walkability, footway density, and airport access metrics derived from mapped transport features. Record updated 2025-12-05.
Overture Maps and OpenStreetMap - 4 source-backed neighborhood entities are available for this city. Record updated 2026-03-22.

Estimates and unverified origins

Oyster List climate data - Climate origins are unverified. Available methods include historical APIs and AI estimates; stored rows do not identify the original dataset, reference period, or model for each value. Treat these summaries as estimates until independently verified. Record updated 2026-03-22.
Oyster List city price estimates - Price origins are unverified. Available generation methods include AI estimates; stored records do not identify a survey, observation period, or model for each price. Record updated 2026-01-14.
Oyster List AI-assisted estimates - Safety, lifestyle, income, and practical scores include model-assisted estimates. Stored records do not identify supporting observations for each score. Model-reported confidence: 80/100; this is not a measured accuracy score. Model: derived+gpt-4.1. Record updated 2026-03-26.

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