Utilities & Infrastructure in Castro Valley, CA

Water systems, internet access, and utility services

Internet & Broadband Access

Source: Census ACS

Broadband Access

96.2%

of households

Cable / Fiber / DSL

85.7%

of households

No Internet

3.0%

of households

Total Households

22,242

Internet Subscription Types

Cable, Fiber, or DSL
85.7%
Cellular Data Plan
91.3%
Satellite
6.2%
Cellular Only (no wired)
8.1%
No Internet Access
3.0%

Device Ownership

Source: Census ACS

Has Computer

97.3%

of households

Smartphone

92.8%

of households

Desktop / Laptop

91.1%

of households

Tablet

73.8%

of households

Any Computing Device
97.3%
Smartphone
92.8%
Desktop / Laptop
91.1%
Tablet
73.8%
Smartphone Only
3.4%
No Computer
2.7%

Percentage of households with each device type. Data from the U.S. Census Bureau ACS (2023 5-year estimates, tables B28001 & B28002).

Water Systems

Source: EPA SDWIS

Water Systems

1

Population Served

50

Violations (5yr)

1

System NameTypeSourcePop. ServedViolations
NORRIS CANYON PROPERTY OWNERS ASSNCommunityGround water501

96.2% of households in Castro Valley have broadband internet access. 85.7% have cable, fiber, or DSL service. 8.1% rely solely on cellular data without a wired connection. 3.0% of households have no internet access. The area is served by 1 water system, providing water to 50 people. A total of 1 water quality violation has been recorded over the past 5 years.