Castro Valley, CA Apartments
2 active apartments · Median $1,895/mo
· Avg $1,848/mo
· Range $1,800 – $1,895 · Updated August 22, 2026
Average Rent by Bedrooms — Castro Valley
$1,848
1 BR (2)
HUD Fair Market Rents — California
2024 (updated annually)
1 BR: $1,895/mo
2 BR: $2,363/mo
3 BR: $3,162/mo
Census median rent: $2,104/mo
Vacancy rate: 7.30%
Source: HUD Fair Market Rents & US Census Bureau ACS