US ZIP Code
94511

Bethel Island, CA

Contra Costa County  ·  California

● Active
👥 2,144 Population
💰 $78,393 Median HH Income
≈ Avg ↑ 133% since 2019
🎂 54.5 Median Age ↑ 20% since 2019
🏠 $549,500 Median Home Value
▲ 97% above avg ↑ 225% since 2019
🎓 30.1% College Grads
▼ 22% below avg
📊 31.1% Unemployment
▲ 535% above avg ↑ 530% since 2019
ZIP Code Details
ZIP Code94511
CityBethel Island
StateCalifornia (CA)
CountyContra Costa County
Area Code925
Latitude38.02813
Longitude-121.629851
TimezoneLos Angeles (DST)
FIPS06013
ZIP TypePO Box
StatusActive
People & Population (ACS 2023)
♂ Male 50.0% (1,071) Female 50.1% (1,073) ♀

Race & Ethnicity

White: 67.3%Hispanic: 25.4%Asian: 5.6%Race
White67.3%
Hispanic25.4%
Asian5.6%

Age Breakdown

5–17
12%
18–24
10%
25–44
20%
45–64
30%
65+
19%

Key Indicators

Median Age54.5 yrs ↑ 20% since 2019
Avg Household Size2.38
Below Poverty29.8% ▲ 198% above avg
College Grads30.1% ▼ 22% below avg
Unemployment31.1% ▲ 535% above avg
No HS Diploma208 (12.9%)
HS Graduate449 (27.8%)
Some College159 (9.9%)
Associates312 (19.3%)
Bachelors123 (7.6%)
Graduate Degree362 (22.4%)

Education

No HS: 12.9%HS Grad: 27.8%Some College: 9.9%Associates: 19.3%Bachelors: 7.6%Graduate: 22.4%Edu
No HS12.9%
HS Grad27.8%
Some College9.9%
Associates19.3%
Bachelors7.6%
Graduate22.4%
Housing & Income

Housing Tenure

Owner: 71.8%Renter: 28.2%Tenure
Owner71.8%
Renter28.2%

Home Value Distribution

$150k–200k
12%
$300k–500k
33%
Over $500k
55%

Financials

Median HH Income$78,393 ≈ Avg ↑ 133% since 2019
Median Home Value$549,500 ▲ 97% above avg ↑ 225% since 2019
Home/Income Ratio7.0x (nat avg ~3.5x)
Median Rent$1,390/mo ↑ 90% since 2019
Total Units1,072
Vacant Units172
Avg HH Size2.38

Income Distribution

Under $25k
26%
$25k–50k
16%
$50k–75k
5%
$75k–100k
17%
$100k–150k
15%
$150k–200k
5%
Over $200k
15%
Employment & Commute

How People Get to Work

Drove Alone
88%
Work From Home
12%

Commute Time

Under 15 min
59%
15–30 min
1%
30–45 min
12%
Over 45 min
27%
Housing Stock

Year Built

Before 1940
9%
1940s–1950s
7%
1960s–1970s
25%
1980s–1990s
2%
2000+
57%

Summary

Total Units1,072
Vacant172
Owner Occupied71.8%
Renter Occupied28.2%
Avg HH Size2.38
Frequently Asked Questions
ZIP code 94511 is in Bethel Island, CA, in Contra Costa County.
ZIP code 94511 is located in California (CA).
ZIP code 94511 is in Contra Costa County, CA.
ZIP 94511 observes the Los Angeles timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 94511 is 2,144 people (ACS 2023).
The median household income in ZIP code 94511 is $78,393 (ACS 2023).
The median home value in ZIP 94511 is $549,500 (ACS 2023).
About ZIP Code 94511

ZIP code 94511 is located in Bethel Island, California, within Contra Costa County. With a population of 2,144, this is a sparsely populated ZIP code with a mature community — the median age is 54.5 years. Economically, 94511 is a middle-income ZIP code: the median household income of $78,393 is near the national average.

Real estate in ZIP code 94511 represents a premium housing market. The median home value of $549,500 is significantly above the national average. Renters can expect to pay around $1,390 per month in median rent. Homeownership is strong here — 71.8% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 225% since 2019.

The population of 94511 is majority White (67.30%). Residents are moderately educated — 30.1% hold a bachelor's degree or higher, which is below the national average. Poverty affects a significant share of residents at 29.8%. Household income has grown by 133% since 2019.

The unemployment rate in 94511 stands at 31.1%, which is more than double the national average. As in most parts of the country, driving alone is the dominant commute mode at 73%.

Overall, ZIP code 94511 in Bethel Island, CA is characterized as middle-income, moderately educated, a mature community, and predominantly owner-occupied. With 2,144 residents, a median household income of $78,393, and a median home value of $549,500, it offers a clear picture of life in this part of California.