Unlock deeper multi-jurisdiction research

Full sub-pages, saves, and alerts are available on paid plans.

See plans

Grande-Synthe

City in Hauts-de-France, France

Overview

Grande-Synthe is a city in France.

Geographic Context

Jurisdiction
France
Metropolitan Region
Hauts-de-France
Population
20,347
Time Zone
Europe/Paris
Coordinates
51.02°, 2.30°

Key Metrics

Safety Score
60
Female Safety
55
LGBTQ+ Safety
55
Traffic Safety
68
Food Safety
85
Monthly Cost
1,609
Local Cost
972
Local Income
1750
Cashless
75
English
40
Temperature
10.8°C
Summer Avg
16.9°C
Winter Avg
4.7°C
Record High
34.4°C
Record Low
-7.7°C
Humidity
85%
Precipitation
755 mm
Internet Speed
428 Mbps
Upload
285 Mbps
Latency
8 ms
City Vibrancy
—
Coworking
0
Cafes
0
Nightlife
0
Parks
0
Transport
0
Walk Score
0
Footways
—
Airport
CQF
Distance
25 km

Explore

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

Neighborhoods

Partial

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

Place de la Haye Place des Anciens Combattants Place du Stade

Coverage is incomplete — more neighborhoods are being added.

View all 3 neighborhoods

Frequently Asked Questions

Sources: Ookla | Teleport | OpenStreetMap · Last updated: 2025

Subscribe to unlock the full sub-page depth for additional jurisdictions.

You can keep discovering Oyster publicly, but full multi-jurisdiction depth, tracking, alerts, and exports are part of paid access.

View plans Log in