Contra Costa County

City in California, United States

Overview

Contra Costa County is a city in United States.

Geographic Context

Jurisdiction
United States
State
California
Population
1,165,927
Time Zone
America/Los_Angeles
Coordinates
37.92°, -121.95°

Key Metrics

Safety Score
75
Female Safety
80
LGBTQ+ Safety
85
Traffic Safety
70
Food Safety
95
Monthly Cost
$4,850
Local Cost
$2,630
Local Income
$5,200
Cashless
95
English
100
Temperature
14.7°C
Summer Avg
20.2°C
Winter Avg
8.7°C
Record High
45.2°C
Record Low
-4.9°C
Humidity
70%
Precipitation
467 mm
City Vibrancy
3
Coworking
0
Cafes
0
Nightlife
0
Parks
3
Transport
0
Walk Score
0
Footways
—
Airport
CCR
Distance
12 km

Explore

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

Frequently Asked Questions

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