Utilities & Infrastructure in Sonoma, CA

Water systems, internet access, and utility services

Internet & Broadband Access

Source: Census ACS

Broadband Access

95.6%

of households

Cable / Fiber / DSL

84.6%

of households

No Internet

2.9%

of households

Total Households

5,258

Internet Subscription Types

Cable, Fiber, or DSL

84.6%

Cellular Data Plan

91.8%

Satellite

5.5%

Cellular Only (no wired)

9.4%

No Internet Access

2.9%

Device Ownership

Source: Census ACS

Has Computer

97.9%

of households

Smartphone

93.4%

of households

Desktop / Laptop

89.8%

of households

Tablet

75.4%

of households

Any Computing Device

97.9%

Smartphone

93.4%

Desktop / Laptop

89.8%

Tablet

75.4%

Smartphone Only

3.5%

No Computer

2.1%

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

Population Served

13,206

Violations (5yr)

System Name	Type	Source	Pop. Served	Violations
SONOMA, CITY OF	Community	Ground water	11,725	0
MOON VALLEY WATER SYSTEM	Community	Ground water	691	0
DIAMOND A MUTUAL WATER COMPANY	Community	Ground water	640	1
MISSION HIGHLANDS MUTUAL WATER CO.	Community	Ground water	150	0

95.6% of households in Sonoma have broadband internet access. 84.6% have cable, fiber, or DSL service. 9.4% rely solely on cellular data without a wired connection. 2.9% of households have no internet access. The area is served by 4 water systems, providing water to 13,206 people. A total of 1 water quality violation has been recorded over the past 5 years.