Castro Valley
In Alameda County, California.
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Overnight
58°F
Mostly Cloudy
Monday
79°F
Mostly Sunny2% precip
Monday Night
57°F
Mostly Cloudy1% precip
Tuesday
78°F
Mostly Cloudy
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Castro Valley by the numbers
Households & income
- Area
- 16.85 sq mi (43.64 km²), 0.22 sq mi water
- Median age
- 42.9
- Households
- 22,021
- Persons per household
- 2.9
- Median household income
- $142,779
- Median house value
- $1,104,600