Port Costa, CA
Population 194 · California
About Port Costa, CA
Port Costa is a small community located in California with a population of 194 residents according to the latest US Census Bureau American Community Survey data. The median household income is $0 per year, which is 100% below the national median of $75,149. The median age of 68.5 years is notably older the US median age of 38.9 years, suggesting a more established community with a higher proportion of long-term residents.
Housing Market Overview
The housing market in Port Costa features a median home value of $586,500, which is 139% above the national median of $244,900. This places Port Costa in a higher-cost housing market, where property demand often outpaces supply. Median monthly rent is $0, 100% below the national average of $1,163/month. Of the 144 total housing units, 35% are owner-occupied (51 units) and 65% are renter-occupied (93 units). The higher proportion of renters may reflect a transient population, younger demographics, or high housing costs relative to income.
Economy & Employment
The local economy in Port Costa shows an unemployment rate of 12.9%, which is significantly above the national rate of 3.7%, suggesting economic challenges in the area. The poverty rate stands at 0.0%, below the national average of 12.4%, reflecting generally favorable economic conditions. Workers in Port Costa have an average one-way commute time of 0 minutes, one of the shorter commutes in the region.
Education & Demographics
19.1% of Port Costa residents aged 25 and older hold a bachelor's degree or higher, compared to the national average of 33.7%. The lower educational attainment rate may reflect the area's industry mix, with more employment in trades, manufacturing, or agricultural sectors. The community's demographic composition includes 6.2% White, 0.0% Hispanic or Latino, 0.0% Black or African American, and 9.8% Asian residents, with 9.8% of the population being foreign-born.
Cost of Living in Port Costa, CA
Compared to national averages, Port Costa has a median household income of $0 (100% below the national median of $75,149). Home values average $586,500, which is 139% above the national median. Monthly rent at $0 is 100% below the US average of $1,163. Within California, Port Costa's income is 100% below the state average of $97,829, and home values are 10% below the state median of $653,874.
Why Live in Port Costa, CA?
Port Costa offers rent that’s lower than the national average at $0/month, and a low poverty rate of 0.0%, better than the national average, and short commute times averaging just 0 minutes.
Potential considerations include median household income ($0) that falls below the national average, and a competitive housing market where the typical home costs $586,500. However, Port Costa’s smaller community size offers a quieter lifestyle and tight-knit neighborhoods.
Port Costa has a population of 194 with a median age of 68.5 years. Compare Port Costa with other cities to see how it stacks up, or explore all cities in California.
Similar Cities Near Port Costa
Cities in California with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| Cherokee Strip | 194 | $29,896 | $108,900 | Compare |
| Alpine Village | 195 | $72,500 | $479,200 | Compare |
| Goodmanville | 193 | $149,120 | $0 | Compare |
| Homewood Canyon | 195 | $0 | $100,700 | Compare |
| Martell | 193 | $156,094 | $0 | Compare |
| Tomales | 192 | $0 | $852,500 | Compare |
| Grangeville | 190 | $0 | $466,700 | Compare |
| Salton Sea Beach | 198 | $0 | $100,700 | Compare |
Demographics
Racial & Ethnic Composition
Economy & Education
Housing
Other Cities in California
Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.
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Frequently Asked Questions about Port Costa
What is the population of Port Costa, CA?
The population of Port Costa, CA is 194 according to the latest US Census Bureau American Community Survey estimates. This makes it a small community in California.
What is the median household income in Port Costa?
The median household income in Port Costa, CA is $0 per year, which is 100% below the national median of $75,149.
What is the median home value in Port Costa?
The median home value in Port Costa, CA is $586,500, which is 139% above the national median of $244,900. A significant portion of residents rent their homes.
What is the average rent in Port Costa?
The median monthly rent in Port Costa, CA is $0, which is 100% below the national average of $1,163/month.
What is the unemployment rate in Port Costa?
The unemployment rate in Port Costa, CA is 12.9%, compared to the national average of 3.7%. Job seekers may want to research the dominant industries in the area.
Is Port Costa, CA a good place to live?
Port Costa offers a moderate cost of living, a competitive housing market, and growing employment opportunities. With a population of 194 and a median age of 68.5, the city appeals to established professionals and retirees.
How educated is Port Costa, CA?
19.1% of residents in Port Costa aged 25 and older hold a bachelor's degree or higher, compared to the national average of 33.7%. The educational profile reflects the area's industry mix and employment landscape.
What is the cost of living in Port Costa?
Key cost-of-living indicators for Port Costa, CA: median home value is $586,500 (139% above national), median rent is $0/month, and median household income is $0. The home-value-to-income ratio is Infinityx, which suggests housing may be stretched relative to local earnings.
What is the poverty rate in Port Costa?
The poverty rate in Port Costa, CA is 0.0%, compared to the national average of 12.4%. This below-average poverty rate reflects generally favorable economic conditions in the community.
How diverse is Port Costa, CA?
Port Costa's population is 6.2% White, 0.0% Hispanic or Latino, 0.0% Black or African American, 9.8% Asian, and 0.0% two or more races. 9.8% of residents are foreign-born.