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Castro Valley
City in California, United States
Overview
Castro Valley, set in the East Bay of California, blends suburban charm with easy access to the outdoors. With friendly neighborhoods, ample parks, and proximity to Lake Chabot, it's a welcoming community for families and nature lovers alike.
Geographic Context
Jurisdiction
United States
State
California
Population
—
Time Zone
America/Los_Angeles
Coordinates
37.69°, -122.09°
Key Metrics
Safety Score
80
Female Safety
82
LGBTQ+ Safety
85
Traffic Safety
74
Food Safety
95
Monthly Cost
$4,350
Local Cost
$2,940
Local Income
$5,700
Cashless
95
English
98
Temperature
13.9°C
Summer Avg
19.0°C
Winter Avg
8.6°C
Record High
45.3°C
Record Low
-5.1°C
Humidity
72%
Precipitation
510 mm
Internet Speed
259 Mbps
Upload
138 Mbps
Latency
13 ms
City Vibrancy
18
Coworking
0
Cafes
7
Nightlife
2
Parks
9
Transport
100
Walk Score
100
Footways
615.0
Airport
HWD
Distance
5 km
Explore
Frequently Asked Questions
Data sources
Source-backed data
NASA POWER - Climate normals and monthly weather measurements rendered as city weather metrics. Updated 2026-03-22.
World Air Quality Index - Latest available city-level air quality station measurement. Updated 2025-12-05.
Ookla Open Data - Internet speed aggregates for 2024Q3 from 16 tests. Updated 2025-12-05.
OpenStreetMap - Nearby amenities counted from OpenStreetMap-derived city extracts. Updated 2025-12-09.
OpenStreetMap transport extract - Walkability, footway density, and airport access metrics derived from mapped transport features. Updated 2025-12-06.
Oyster List city price model - City price estimates calibrated from local price surveys and jurisdiction-level cost signals. Updated 2026-01-14.
Estimated data
Oyster List AI-assisted estimates - Safety, lifestyle, income, and practical scores are model-assisted estimates derived from source-backed country and city signals. Confidence 85/100.
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