Plymouth, California Demographics & Population 2026
During the 2020–2024 ACS period, Plymouth, California had a total population of 1,056, the 1051st largest city in California, with a median household income of $92,500, which is 7% lower than the state average. The poverty rate is 15.7%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Plymouth Quick Facts
How Plymouth Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 1,250 | 1,056 | -15.5% |
| Median household income | $81,250 | $92,500 | +13.8% |
| Median home value | $358,200 | $376,900 | +5.2% |
How Plymouth Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
Moderate diversity with one or two groups making up the majority.
State average: 70 | National average: 61
Education
Educational Attainment (Adults 25+)
Plymouth Rankings in California
Explore California Rankings
Other Cities in Amador County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Ione | 9,156 | $91,495 | 8.1% | $474,900 |
| Jackson | 5,048 | $70,239 | 10.9% | $442,700 |
| Buckhorn | 3,504 | $90,045 | 10.9% | $360,800 |
| Pine Grove | 3,040 | $89,311 | 5.9% | $412,900 |
| Sutter Creek | 2,702 | $88,478 | 7.1% | $543,800 |
| Camanche Village | 2,291 | $156,250 | 2.4% | $452,900 |
| Pioneer | 1,155 | $75,714 | 6.5% | $462,200 |
| Red Corral | 1,096 | $85,581 | 7.8% | $424,400 |
| Amador Pines | 890 | $83,958 | 2.8% | $413,800 |
| Camanche North Shore | 824 | $78,333 | 12.3% | $358,600 |
Cities Similar to Plymouth
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| South Dos Palos | 1,102 | N/A | $324,500 | 6.3% | 47.5% |
| Squirrel Mountain Valley | 1,108 | N/A | $375,600 | 9.2% | 2.1% |
| Niland | 1,116 | N/A | $226,200 | 14.4% | 14.8% |
| Johnstonville | 1,039 | $100,132 | $329,300 | 13.9% | 15.9% |
| Indio Hills | 1,117 | $92,266 | $337,100 | 0.0% | 0.1% |
Population Overview
Plymouth is a small community located in California, within Amador County. The total population is 1,056. It ranks as the 1051st most populous out of 1,570 Census-designated places in California.
Age Demographics
The median age in Plymouth is 46.6 years. This is 23% higher than the state median of 37.9 years.
Economy, Income & Housing
The median household income in Plymouth is $92,500. This is 7% lower than the state median of $99,122. It is also 15% higher than the national median of $80,734. The poverty rate stands at 15.7%. This is 31% higher than the state poverty rate of 12.0%. The unemployment rate is 5.4%. This is 18% lower than the state rate of 6.6%. The median home value is $376,900. Housing costs are 49% lower than the state median of $734,700. The home-value-to-income ratio is 4.1x. 86.3% of occupied housing units are owner-occupied. This homeownership rate is 54% higher than the state average of 55.9%.
Race & Ethnicity
The largest racial or ethnic group in Plymouth is White (non-Hispanic), making up 65.7% of the population. Hispanic or Latino residents account for 21.2%. The White (non-Hispanic) population is significantly higher than the state average (65.7% vs 33.8%). The Asian population (0.1%) is well below the state average of 15.3%.
Education
24.9% of residents aged 25 and older hold a bachelor's degree or higher. This is 33% lower than the state rate of 37.1%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 88.5%.
Data Sources & Methodology
All demographic data for Plymouth, California is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against California state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,570 Census-designated places in California. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Plymouth, California?
Plymouth, California has a population of 1,056 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Plymouth, CA?
The median household income in Plymouth is $92,500, which is 15% higher than the national median of $80,734.
What is the poverty rate in Plymouth, CA?
The poverty rate in Plymouth is 15.7%. This means approximately 166 residents live below the federal poverty line.
What is the racial makeup of Plymouth, California?
Plymouth's population is 65.7% White, 6.2% Black, 21.2% Hispanic/Latino, and 0.1% Asian.
What is the median home value in Plymouth, CA?
The median home value in Plymouth is $376,900. The home-value-to-income ratio is 4.1x.
How educated is Plymouth, California?
24.9% of adults (25+) in Plymouth hold a bachelor's degree or higher, and 8.7% hold a graduate or professional degree.