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Longueuil

City in Quebec, Canada

Overview

Longueuil is a dynamic suburb lying just across the St. Lawrence River from Montreal. It offers a blend of historic charm, cultural diversity, and access to green spaces, making it popular for families, students, and commuters. Its relaxed atmosphere and proximity to Montreal allow visitors to enjoy both tranquility and urban buzz.

Geographic Context

Jurisdiction
Canada
Province
Quebec
Population
253,629
Time Zone
America/Toronto
Coordinates
45.53°, -73.52°

Key Metrics

Safety Score · estimate
86
Female Safety
85
LGBTQ+ Safety
82
Traffic Safety
83
Food Safety
98
Monthly Cost · estimate
$2,528
Local Cost
$1,508
Local Income
$2,600
Cashless
93
English
65
Temperature
6.4°C
Summer Avg
20.4°C
Winter Avg
-9.2°C
Record High
36.6°C
Record Low
-41.5°C
Humidity
83%
Precipitation
1085 mm
Internet Speed
341 Mbps
Upload
258 Mbps
Latency
7 ms
City Vibrancy
48
Coworking
1
Cafes
9
Nightlife
6
Parks
32
Transport
0
Walk Score
0
Footways
—
Airport
YHU
Distance
8 km

Explore

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

Neighborhoods

Partial

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

Carré Saint-Jean-Baptiste Greenfield Park Le Vieux-Longueuil

Coverage is incomplete — more neighborhoods are being added.

View all 5 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 39 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 - 5 source-backed neighborhood entities are available for this city. Record updated 2026-04-04.

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: 88/100; this is not a measured accuracy score. Model: derived+gpt-4.1. Record updated 2026-03-26.

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