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Martinez
City in California, United States
Overview
Martinez is a charming bayfront city in the East Bay of California, steeped in history and known for its small-town feel, antique shops, and access to nature reserves. As the county seat of Contra Costa, it offers both cultural attractions and scenic outdoor spaces along the Carquinez Strait.
Geographic Context
Jurisdiction
United States
State
California
Population
37,287
Time Zone
America/Los_Angeles
Coordinates
38.02°, -122.13°
Key Metrics
Safety Score · estimate
75
Female Safety
80
LGBTQ+ Safety
82
Traffic Safety
70
Food Safety
99
Monthly Cost · estimate
$3,975
Local Cost
$2,670
Local Income
$4,200
Cashless
94
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
Internet Speed
327 Mbps
Upload
146 Mbps
Latency
16 ms
City Vibrancy
15
Coworking
0
Cafes
3
Nightlife
5
Parks
7
Transport
0
Walk Score
0
Footways
—
Airport
CCR
Distance
8 km
Explore
Data sources
Source-backed data
World Air Quality Index - Latest available city-level air quality station measurement. 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.
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: 85/100; this is not a measured accuracy score. Model: derived+gpt-4.1. Record updated 2026-03-26.
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