County · California
Mariposa County, California
Mariposa County, California. Mariposa County had 16,918 residents in 2025 by the Census Bureau's estimate, down 1.3% since 2020, a steeper fall than California's (−0.5%). It holds 17 places (17 census-designated) and 6 census tracts. GEOID 06043.
Residents, July 2025 estimate
16,918
Census Bureau estimate (no margin published)
2020 Census count: 17,131 · ACS 2020-2024: 17,082
Median household income
$68,412
±$6,365 (90% margin)
California: $99,122
Median home value
$387,900
±$21,367 (90% margin)
California: $734,700
Median gross rent
$1,305
±$164 (90% margin)
California: $2,036
How many people live in Mariposa County, and is it growing?
The 2020 Census counted 17,131 residents in Mariposa County. The Census Bureau estimates 16,918 for July 1, 2025, down 1.3% since 2020, a steeper fall than California's (−0.5%). The 2020-2024 American Community Survey puts the population at 17,082 over 1,449 square miles of land.
| Measure | Mariposa County | California | Change since 2015-2019 |
|---|---|---|---|
| Total population | 17,082 | 39,287,377 | −338 |
| Households | 7,508±301 | 13,548,091 | no clear change |
| Average household size | 1.99±0.08 | 2.84 | −0.14 |
| Housing units | 9,836±42 | 14,644,735 | −575 |
Mariposa County's population since 2000
From 17,130 in 2000 to 16,918 in 2025: down 1.2%. The 2000, 2010 and 2020 figures are census counts. The 2005 figure is the Census Bureau's intercensal estimate, revised to fit the 2000 and 2010 counts and drawn on 2010 boundaries; 2015 and 2025 are July 1 estimates made from the census before them.
Source: The 2000, 2010 and 2020 Census counts and the Census Bureau's population estimates (intercensal 2000-2010, Vintage 2020, Vintage 2025) · Census population estimates
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); PEP Vintage 2025 (CO-EST2025); 2020 Census · Check it at data.census.gov
What cities and towns are in Mariposa County?
Mariposa County holds 17 places: 17 census-designated places. The largest is Lake Don Pedro with 1,308 residents (2020-2024). Places that cross a county line are listed with the share of their 2020 residents who live in this county.
| Lake Don Pedro | 1,765 | $85,104 |
|---|---|---|
| Mariposa | 1,526 | $40,772 |
| Greeley HillGEOID 0630900 | 927 | $36,771 |
| Catheys ValleyGEOID 0612062 | 829 | $81,302 |
| BootjackGEOID 0607525 | 661 | $105,000 |
| MidpinesGEOID 0647374 | 379 | not published |
| El PortalGEOID 0622328 | 372 | $55,847 |
| Yosemite ValleyGEOID 0686912 | 337 | $34,282 |
| Bear Valley (Mariposa County)GEOID 0604730 | 156 | not published |
| Mt. BullionGEOID 0649726 | 154 | not published |
| CoultervilleGEOID 0616644 | 115 | not published |
| WawonaGEOID 0683766 | 111 | $70,353 |
| Fish CampGEOID 0624218 | 49 | not published |
| Yosemite WestGEOID 0686916 | 47 | not published |
| HornitosGEOID 0634708 | 38 | not published |
| ForestaGEOID 0624792 | – | not published |
| Buck MeadowsGEOID 0608716 | 21 | not published |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 place-by-county parts · Check it at data.census.gov
Who lives in Mariposa County?
The median resident of Mariposa County is 51.2 years old; 17.2% are under 18 and 29.7% are 65 or older. The largest group is non-Hispanic white residents at 74.0%, then Hispanic or Latino residents (of any race) at 14.7%. 8.2% of residents were born outside the United States.
| Measure | Mariposa County | California | Change since 2015-2019 |
|---|---|---|---|
| Median age | 51.2±0.8 | 37.9 | no clear change |
| Under 18 years | 17.2%±0.3 pts | 22.0% | – |
| 65 years and over | 29.7%±0.8 pts | 15.7% | – |
| Hispanic or Latino (any race) | 14.7% | 40.2% | +3.4 pts |
| White alone, not Hispanic | 74.0%±1.4 pts | 33.8% | −6.0 pts |
| Black or African American alone, not Hispanic | 0.9%±0.5 pts | 5.2% | −0.6 pts |
| Asian alone, not Hispanic | 1.9%±0.3 pts | 15.3% | +0.7 pts |
| American Indian and Alaska Native alone, not Hispanic | 1.3%±0.5 pts | 0.3% | – |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.2%±0.2 pts | 0.3% | – |
| Two or more races, not Hispanic | 5.8%±1.1 pts | 4.4% | – |
| Some other race alone, not Hispanic | 1.1%±1.2 pts | 0.6% | – |
| Born outside the United States | 8.2%±2.0 pts | 27.0% | +2.4 pts |
| Speak a language other than English at home (age 5+) | 10.6%±1.5 pts | 44.4% | – |
| Civilian veterans (age 18+) | 8.5%±2.0 pts | 4.3% | – |
| With a disability | 17.8%±2.8 pts | 11.6% | – |
| No health insurance coverage | 5.2%±1.8 pts | 6.6% | no clear change |
| High school graduate or higher (age 25+) | 90.3%±2.3 pts | 84.7% | – |
| Bachelor's degree or higher (age 25+) | 31.8%±4.1 pts | 37.1% | +7.2 pts |
| Graduate or professional degree (age 25+) | 13.2%±2.5 pts | 14.4% | – |
| Moved from another state in the past year | 1.9%±1.1 pts | 1.1% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profiles DP02, DP05) · Check it at data.census.gov
What do households in Mariposa County earn?
Half of Mariposa County's 7,508 households earn less than $68,412 a year (±$6,365), against $99,122 in California. In 2015-2019 it was $60,082 in 2024 dollars; the margins of error cannot tell the two periods apart. 14.0% of residents live below the poverty line.
| Measure | Mariposa County | California | Change since 2015-2019 |
|---|---|---|---|
| Median household income | $68,412±$6,365 | $99,122 | no clear change |
| Mean household income | $89,438±$6,104 | $140,436 | – |
| Per capita income | $41,417±$2,730 | $49,513 | +$6,026 |
| People below the poverty line | 14.0%±3.1 pts | 12.0% | no clear change |
| Children under 18 below the poverty line | 15.0%±6.0 pts | 15.0% | −11.7 pts |
| Households receiving SNAP | 13.4%±3.2 pts | 12.4% | – |
| Households with a broadband subscription | 87.9%±3.2 pts | 93.5% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What does housing cost in Mariposa County?
Owners occupy 74.7% of Mariposa County's occupied homes and renters 25.3%. The median owner-occupied home is valued at $387,900 by its owner (±$21,367). The median renter pays $1,305 a month including utilities, and 43.7% of renters pay 35% or more of their income on rent.
| Measure | Mariposa County | California | Change since 2015-2019 |
|---|---|---|---|
| Median home value (owner-occupied) | $387,900±$21,367 | $734,700 | +$48,598 |
| Median gross rent | $1,305±$164 | $2,036 | no clear change |
| Renters paying 35% or more of income on rent | 43.7%±9.7 pts | 46.0% | no clear change |
| Median monthly owner costs, with a mortgage | $2,129±$175 | $2,946 | – |
| Owner-occupied homes | 74.7%±3.7 pts | 55.9% | +6.3 pts |
| Housing units | 9,836±42 | 14,644,735 | −575 |
| Homeowner vacancy rate | 0.2%±0.3 pts | 0.8% | – |
| Rental vacancy rate | 11.5%±6.6 pts | 4.2% | – |
| Single-family detached homes | 75.2%±3.8 pts | 57.0% | – |
| Mobile homes | 15.4%±3.1 pts | 3.5% | – |
| Built 2020 or later | 0.1%±0.3 pts | 1.3% | – |
| Built 1939 or earlier | 3.2%±1.2 pts | 8.9% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP04) · Check it at data.census.gov
How many new homes is Mariposa County building?
Builders took permits for 22 new housing units across Mariposa County in 2025 (22 single-family), 1.3 per 1,000 residents.
Source: Building Permits Survey, annual county files 2019-2025, U.S. Census Bureau · Census Building Permits Survey
How do people in Mariposa County get to work?
61.7% of Mariposa County's workers drive alone and 12.7% work from home. The average trip to work takes 33.9 minutes. The unemployment rate in 2020-2024 averaged 6.0%.
| Measure | Mariposa County | California | Change since 2015-2019 |
|---|---|---|---|
| In the labor force (age 16+) | 55.9%±3.1 pts | 63.8% | – |
| Unemployment rate | 6.0%±2.0 pts | 6.6% | no clear change |
| Drove alone to work | 61.7%±4.6 pts | 65.7% | – |
| Carpooled | 13.6%±4.0 pts | 9.5% | – |
| Public transportation | 2.0%±1.6 pts | 2.9% | – |
| Walked | 7.1%±3.2 pts | 2.4% | – |
| Worked from home | 12.7%±3.2 pts | 17.2% | no clear change |
| Mean travel time to work | 33.9 min±5.3 | 28.7 min | +7.3 min |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What are Mariposa County's census tracts?
Mariposa County is divided into 6 census tracts. Among those with a reliable estimate, median household income runs from $55,212 (Tract 4) to $78,977 (Tract 3.01).
| Tract 1.0106043000101 | 3,122±451 | $60,536 |
|---|---|---|
| Tract 1.0206043000102 | 2,553±448 | $78,264 |
| Tract 206043000200 | 3,020±555 | $75,459 |
| Tract 3.0106043000301 | 3,619±457 | $78,977 |
| Tract 3.0206043000302 | 2,113±344 | $65,083 |
| Tract 406043000400 | 2,655±216 | $55,212 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · Check it at data.census.gov
How does Mariposa County compare with California's other counties?
| Measure | Rank |
|---|---|
| Population | 53rd of 58 |
| Growth 2020-2025 | 33rd of 58 |
| Residents per square mile | 49th of 58 |
| Median household income | 43rd of 58 |
| Median home value | 42nd of 58 |
| Median gross rent | 41st of 56 |
| Poverty rate | 21st of 57 |
| Bachelor's degree or higher | 25th of 58 |
| Median age | 5th of 58 |
Source: PlainCities ranks from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) and PEP Vintage 2025 · How ranks are computed
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections
Not on this page: crime, weather and schools for Mariposa County are other agencies' records. Crime: the FBI's Crime Data Explorer · climate: NOAA's U.S. Climate Normals · schools: the National Center for Education Statistics' school search.