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COUNTY · 2000 CENSUS

Mariposa County

California · 17,130 residents · 1,449 sq mi
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The short version

Mariposa County is a county of 17,130 people in California. The median age is 42.9, about 8 years above the US median. That trails the California median by roughly 27%. 2,828 more people live here than in 1990. The average commute runs 23 minutes. About 20% of adults have finished a four-year degree.

At a glance
Lower income
below the US median
US median: $42,589
Older
median age 42.9
US median: 35.2
Less educated
20% hold a bachelor's degree
US average: 24%
Stable housing
home values roughly flat, inflation adjusted
US median home: $120,530
Section 01

Population & growth

17,130
+20%since 1990
from 14,302 in 1990
1990 – 2025
42.9
+9%since 1990
from 39.5 in 1990
US average: 35.2
Land area
1,449 sq mi
Population, 19902024
14K15K16K17K19K19902000201020202024Mariposa County
202417K
1990201020202024
Age distribution, 2000
Under 54.4%(754)
US avg: 6.8%
5 to 95.9%(1,013)
US avg: 7.3%
10 to 147%(1,196)
US avg: 7.3%
15 to 196.8%(1,162)
US avg: 7.2%
20 to 244.5%(765)
US avg: 6.7%
25 to 349.4%(1,616)
US avg: 14.2%
35 to 4415.6%(2,679)
US avg: 16%
45 to 5416.1%(2,754)
US avg: 13.4%
55 to 6413.1%(2,251)
US avg: 8.6%
65 to 749.8%(1,672)
US avg: 6.5%
75 to 845.8%(989)
US avg: 4.4%
85 and over1.6%(279)
US avg: 1.5%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

$34,626
+4%inflation adjusted, since 1990
from $25,272 in 1990
US average: $42,589
1990 – 2024
$18,190
+39%since 1990
from $13,074 in 1990
US average: $21,522
14.8%
+2.1 ptssince 1990
from 12.7% in 1990
US average: 12.4%
Section 03

Housing

$138,700
+6%inflation adjusted, since 1990
from $98,900 in 1990
US average: $120,530
1990 – 2024
$502
−3%inflation adjusted, since 1990
from $392 in 1990
US average: $602
69.8%
+0.4 ptssince 1990
from 69.3% in 1990
30.2% rent
Section 04

Race & ethnicity

1990
White, non-Hispanic92.4%(13,213)
Black1%(150)
Hispanic / Latino4.8%(683)
Asian0.9%(128)
2000
White, non-Hispanic84.9%(14,539)
Black0.6%(111)
Hispanic / Latino7.8%(1,329)
Asian0.7%(120)

No data for the years selected.

Section 04 · Origins

Detailed origins & ancestry

Detailed origin tables are available for 2024; showing 2024 data.

Hispanic origin
Mexican10.8%(1,852)
Costa Rican0.6%(109)
Puerto Rican0.6%(102)
Nicaraguan0.4%(72)
Colombian0.3%(48)
Spaniard0.3%(44)
Dominican0.3%(43)
Salvadoran0.2%(42)
Guatemalan0.1%(20)
Cuban0.1%(15)
+ 3 more hispanic origin groups with data
Asian origin
Filipino0.8%(144)
Chinese0.5%(87)
Japanese0.2%(37)
Korean0.1%(11)
Hmong0%(7)
Pacific Islander origin
Ancestry
Irish17.6%(3,003)
German15.5%(2,641)
English14.8%(2,524)
Italian6.4%(1,087)
French4.7%(799)
Polish2.9%(497)
American2.5%(428)
Scottish2.5%(422)
Portuguese2.2%(368)
Swedish1.9%(333)
Dutch1.7%(288)
Norwegian1.5%(248)
+ 25 more ancestry groups with data
Welsh0.8%(145)
Russian0.7%(124)
Scotch-Irish0.7%(117)
British0.7%(116)
Danish0.7%(115)
Hungarian0.5%(86)
Australian0.5%(81)
Croatian0.4%(69)
Austrian0.3%(55)
Arab0.3%(45)
Greek0.3%(45)
Kenyan0.2%(35)
Belgian0.2%(33)
Ukrainian0.2%(32)
Swiss0.1%(19)
Finnish0.1%(17)
Canadian0.1%(16)
Czech0.1%(12)
Iranian0.1%(12)
West Indian0.1%(12)
Armenian0.1%(10)
Slovak0.1%(9)
Section 05

Education

20.2%
+3.4 ptssince 1990
from 16.8% in 1990
US average: 24.4%
High school or higher
85.1%
+7.3 ptssince 1990
from 77.8% in 1990
US average: 80.3%
5.9%
+0.4 ptssince 1990
from 5.4% in 1990
US average: 8.8%
Section 06

Commute & transportation

23.4 min
−14%since 1990
from 27.3 min in 1990
US average: 17.6
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Marital status
Men 15+
Never married28.2%(2,036)
Married55.8%(4,028)
Widowed3.7%(265)
Divorced12.4%(892)
Women 15+
Never married16%(1,096)
Married60.1%(4,124)
Widowed11.6%(794)
Divorced12.4%(851)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2000
Section 09

Health coverage

Showing 2024 (the nearest year with coverage data).

5.2%
−7.2 ptssince 2013
from 12.4% in 2013
US average: 8.4%
52.1%
+5.6 ptssince 2020
from 46.5% in 2020
US average: 54.8%
Direct-purchase
16.1%
−0.9 ptssince 2020
from 17.0% in 2020
US average: 13.8%
31.3%
+0.2 ptssince 2020
from 31.1% in 2020
US average: 18.4%
23.2%
−2.7 ptssince 2020
from 25.9% in 2020
US average: 20.9%
VA health care
4.5%
−0.1 ptssince 2020
from 4.6% in 2020
US average: 2.2%
Any private
65.8%
+5.6 ptssince 2020
from 60.2% in 2020
US average: 67.1%
Any public
50.5%
−4.7 ptssince 2020
from 55.2% in 2020
US average: 36.7%

Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.

Section 09 · Service history

Veterans

Veterans by period of service, 2024
Gulf War (2001 or later)4.3%(52)
US avg: 26.4%
Gulf War (1990s)14.3%(171)
US avg: 24.3%
Vietnam era38.3%(458)
US avg: 33.1%
Korean War22.9%(274)
US avg: 4.5%
World War II0.8%(9)
US avg: 1%

Share of the 1,197 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.

BAR + DOT: THIS PLACE · TICK: US AVERAGE
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Frequently asked

How many people live in Mariposa County, California?

Mariposa County, California has about 17,130 residents according to the 2000 Census.

What is the median household income in Mariposa County, California?

The typical household in Mariposa County, California earns about $34,626 a year. Half of households make more than that, and half make less.

Is Mariposa County, California expensive?

In Mariposa County, California, the median home is worth about $138,700, and the typical rent is about $502 a month.

How educated are people in Mariposa County, California?

About 20.2% of adults age 25 and over in Mariposa County, California hold a bachelor's degree or higher.

What is the poverty rate in Mariposa County, California?

About 14.8% of people in Mariposa County, California live below the federal poverty line.

Has Mariposa County, California grown since 1990?

Yes, Mariposa County, California has grown since 1990. The population has added about 2,828 residents, a change of about 20 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →