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Mariposa County, California: commercial real estate data.

Mariposa County, California had an estimated 17,048 residents on July 1, 2024, down 0.5 percent since the 2020 census base of 17,128, across 1,449 square miles. County output reached $1.04 bn in 2024, 359 establishments operate here, and the SBA record carries 10 7(a) approvals worth $4.4 m since FY2020.

Underlined figures are computed by MMCG Analytics, not published by the agency.

Mariposa County

How many people live in Mariposa County

  • Population, American Community Survey 2020-202417,082
  • Households7,508
  • Average household size2.28
  • Median household income$68,412
  • Median age51.2
  • Median gross rent$1,305 per month
  • Median owner-occupied home value$387,900
  • Home value to household income5.7 times
  • Annual rent as a share of median income22.9 percent
  • Adults 25 and over with a bachelor degree or higher31.8 percent
  • Adults 25 and over with a graduate degree13.2 percent
  • Adults 25 and over13,344
  • Population under 182,941
  • Share under 1817.2 percent
  • Population 65 and over5,073
  • Share 65 and over29.7 percent
  • Working age population, 18 to 649,068
  • Civilian labor force8,114
  • Unemployment rate6.0 percent
  • Labor force participation, adults 18 and over57.4 percent
  • Rank by population among California counties53rd of 58
  • Rank by population among US county-equivalents, Puerto Rico included2031st of 3,222

Mariposa County is the 53rd largest of 58 California counties by population. A median home costs 5.7 times median household income, which is severely unaffordable by national standards. Residents 65 and over outnumber those under 18, at 29.7 percent against 17.2 percent, which points demand at health care, services and single story product rather than schools.

US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year.

Mariposa County

Is Mariposa County's population growing?

  • Population, July 1, 202417,048
  • Census 2020 base population17,128
  • Population change since the 2020 census base-0.47 percent
  • Population change, 2023 to 202452
  • Births, 2024125
  • Deaths, 2024196
  • Natural change, 2024-71
  • Net domestic migration, 202426
  • Net international migration, 202497
  • Total net migration, 2024123
  • Cumulative net domestic migration, 2021 to 2024-16
  • Rank by growth among US county-equivalents2007th of 3,144

The county has lost 0.47 percent of its population since the 2020 census base. Deaths exceeded births in 2024 and the population still grew, so all of the growth came from people moving in. A market held up by migration is more sensitive to a change in relative cost than one growing from household formation.

US Census Bureau, Population Estimates Program, Vintage 2024, Vintage 2024, estimates 2020 to 2024.

Mariposa County

Where are people moving to Mariposa County from?

  • Tax returns filed by households arriving557
  • People arriving, from those returns972
  • Tax returns filed by households leaving568
  • Net household movement-11
  • Adjusted gross income arriving$41.3 m
  • Net adjusted gross income movement$3.1 m
  • Average income of an arriving household$74,061
  • Average income of a leaving household$67,150
  • Largest single originMerced County (63 households)
  • Largest single destinationMadera County (43 households)
Largest origins of households moving into Mariposa County
OriginHouseholdsPeopleAdjusted gross income
Merced County63116$2.7 m
Stanislaus County59123$3.7 m
Madera County4278$2.5 m
Santa Clara County3148$6.2 m
Fresno County3043$1.4 m
Tuolumne County2754$1.4 m

Households arriving report $6,911 more average income than households leaving, so the migration is raising local spending power rather than just moving it around. The largest single source of arrivals is Merced County, which is the catchment a retail or multifamily study should look at first.

US Internal Revenue Service, Statistics of Income county migration flows, 2021 to 2022 filing years.

Mariposa County

What is the Mariposa County economy?

  • County GDP, 2024$1.04 bn
  • County GDP, 2023$984.0 m
  • GDP change, 2023 to 20245.3 percent
  • GDP change over five years47.2 percent
  • Rank by GDP among the California areas BEA publishes54th of 58
  • Rank by GDP among the US county areas BEA publishes1817th of 3,127
  • GDP per resident$60,632

Output grew 5.3 percent in the latest year and 47.2 percent over five, which is the trend line a lender will read behind any single year figure.

US Bureau of Economic Analysis, Regional, table CAGDP2, CAGDP2, through 2024.

Mariposa County

Employment by industry in Mariposa County

  • Covered employment, annual average6,075
  • Establishments reporting643
  • Average annual pay$52,414
  • Average weekly wage$1,008
  • Accommodation and food services, employment1,964
  • Accommodation and food services, average annual pay$37,701
  • Health care and social assistance, employment441
  • Health care and social assistance, average annual pay$33,329
  • Retail trade, employment322
  • Retail trade, average annual pay$39,950
  • Construction, employment223
  • Construction, average annual pay$64,882
  • Other services, except public administration, employment209
  • Professional, scientific and technical services, employment109
Private sector employment and pay by industry, Mariposa County
SectorEmploymentEstablishmentsAverage annual pay
Accommodation and food services1,96459$37,701
Health care and social assistance441270$33,329
Retail trade32235$39,950
Construction22362$64,882
Other services, except public administration20932$49,283
Professional, scientific and technical services10932$62,213
Manufacturing9213$63,108
Real estate and rental and leasing7619$60,972

Accommodation and food services is the largest private sector at 1,964 jobs, 32.3 percent of covered employment.

US Bureau of Labor Statistics, Quarterly Census of Employment and Wages, 2024 annual averages.

Mariposa County

How many businesses are in Mariposa County?

  • Establishments, all industries359
  • Employment at those establishments2,609
  • Annual payroll$123.4 m
  • Establishments per 1,000 residents21.0

These are counts of establishments physically operating in the county, not listings, so they are the supply side a feasibility study measures demand against. County Business Patterns counts private establishments with paid employees in March 2023, while the Quarterly Census of Employment and Wages above counts every unemployment-insured employer, public ones included, as a 2024 annual average, so the two establishment and employment counts differ.

US Census Bureau, County Business Patterns, 2023.

Mariposa County

Building permits in Mariposa County

  • Housing units authorized by permit, 202489
  • Declared construction value permitted$19.5 m
  • Single family units authorized83
  • Multifamily units authorized6
  • Multifamily share of units6.7 percent
  • Average declared value per unit$218,715
  • Units authorized per 1,000 households11.9

Single-family homes are 93.3 percent of units authorized, so the pipeline is predominantly single-family.

US Census Bureau, Building Permits Survey, 2024 annual.

Mariposa County

SBA loans in Mariposa County (7(a) and 504)

  • 7(a) approvals recorded10
  • 7(a) gross approval dollars$4.4 m
  • Average 7(a) approval$442,090
  • Median 7(a) approval$343,500
  • Largest single approval$1,264,000
  • Jobs reported supported, 7(a)80
  • Jobs per approval8.0
  • Distinct 7(a) lenders active8
  • Distinct industries receiving approvals9
  • Median 7(a) term120 months
  • Share of loans on real estate terms, 240 months or longer40.0 percent
  • Loans on real estate terms4
  • Loans on working capital terms, 120 months or shorter6
  • Franchise loans0
  • Franchise share of approvals0.0 percent
  • 504 approvals recorded5
  • 504 gross approval dollars$3.8 m
  • Average 504 approval$758,000
  • Median 504 approval$352,000
  • Distinct CDCs active4
  • 504 jobs per approval13.0
  • 504 jobs per million dollars approved17.2
  • Combined SBA approval dollars, 7(a) FY2020 to FY2026 and 504 FY2010 to FY2026$8.2 m

US Small Business Administration, 7(a) FOIA release, FY2020 to FY2026 year to date, as of 2026-06-30. US Small Business Administration, 504 FOIA release, FY2010 to FY2026 year to date, as of 2026-06-30.

Mariposa County

SBA loan default and charge-off rates in Mariposa County

Do SBA loans in Mariposa County get paid back?

  • Loans with a final outcome recorded0
  • Paid in full0
  • Charged off0
  • Status: Exempt from disclosure8
  • Status: Cancelled1
  • Status: Committed, not yet disbursed1

Only 0 loans have reached a final outcome, fewer than the 30 a charge-off rate needs, so no rate is published.

Compare against the national and state SBA charge-off rates, computed the same way over resolved loans only.

US Small Business Administration, 7(a) FOIA release, FY2020 to FY2026 year to date, as of 2026-06-30.

Mariposa County

SBA lending by place in Mariposa County

  • Borrower cities with recorded lending4
  • Mariposa, approvals7
  • Coulterville, approvals1
  • Midpines, approvals1
  • La Grange, approvals1
SBA 7(a) approvals by borrower city, loans with a project in Mariposa County, FY2020 to FY2026
Borrower cityApprovalsGross approval dollars
Mariposa7$2,579,900
Coulterville1$1,264,000
Midpines1$547,000
La Grange1$30,000

US Small Business Administration, 7(a) FOIA release, FY2020 to FY2026 year to date, as of 2026-06-30.

Mariposa County

How large is Mariposa County?

  • Land area1,449 sq mi
  • Rank by land area among California counties31st of 58
  • Width, east to west59.3 mi
  • Height, north to south49.8 mi
  • Geographies sharing a boundary4
  • Residents per square mile of land12
  • Establishments per square mile0.25

US Census Bureau county boundary geometry, TIGER, adjacency computed from shared boundary vertices, TIGER county boundaries. US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year. US Census Bureau, County Business Patterns, 2023.

Mariposa County

Flood risk in Mariposa County

  • Participation of the county's own NFIP community Mariposa County, unincorporated areasNot participating, community 060634
  • Communities in the county in the NFIP Community Status Book1
  • Of those, participating in the NFIP0
  • NFIP participation rate0.0 percent
  • Communities carrying a CRS class0
  • Radon levels in Mariposa County, EPA zone predicted average indoor radon screening level from 2 to 4 pCi/LZone 2

The county's own community in the status book, unincorporated Mariposa County (community 060634), does not participate in the National Flood Insurance Program and carries no Community Rating System class, so no CRS premium discount applies there. The EPA places Mariposa County in radon zone 2, a predicted average indoor radon screening level from 2 to 4 pCi/L. The zone is a screening prediction for the county and does not substitute for a test at an address. 0.0 percent of the county's listed communities participate in the National Flood Insurance Program, per Federal Emergency Management Agency, NFIP Community Status Book (OpenFEMA), as of 2026-09-26.

Federal Emergency Management Agency, NFIP Community Status Book (OpenFEMA), as of 2026-09-26. US EPA, Map of Radon Zones, county spreadsheet, 2024-05 publication, EPA 402/A-16/001.

Coverage

What this page does not hold.

Traffic counts, zoning and the flood zone at an address are not on this page; they resolve at the address in the platform. How this page was built →

Feasibility studies

When a Mariposa County site needs a document a lender will accept.

The same data layer behind this page is the one the studies are written from. A study for a Mariposa County site starts with the figures you are reading, carrying the same source and period into the credit file.

  • Population, American Community Survey 2020-202417,082
  • Households7,508
  • Average household size2.28
  • Median household income$68,412
  • Median age51.2

How a feasibility study works →

Common questions

Mariposa County questions, answered from the record.

How many people live in Mariposa County, California?

The Census Bureau estimates 17,048 residents on July 1, 2024 (US Census Bureau, Population Estimates Program, Vintage 2024). The American Community Survey 2020-2024 five-year estimate is 17,082, in 7,508 households, ranking 53rd of 58 California counties. Source: US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year.

Is Mariposa County's population growing?

The population has fallen 0.47 percent since the 2020 census base of 17,128, to 17,048 on July 1, 2024. In 2024 there were 125 births against 196 deaths, with net migration of 123. Source: US Census Bureau, Population Estimates Program, Vintage 2024, Vintage 2024, estimates 2020 to 2024.

What is the median household income in Mariposa County?

$68,412. The median owner-occupied home is valued at $387,900, which is 5.7 times income, and median gross rent is $1,305 per month. Source: US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year.

How many businesses are in Mariposa County?

359 establishments, employing 2,609 people with an annual payroll of $123.4 m. These are establishments physically operating in the county, not listings. Source: US Census Bureau, County Business Patterns, 2023.

What is employment by industry in Mariposa County?

Accommodation and food services is the largest private sector at 1,964 jobs, 32.3 percent of covered employment. Covered employment averages 6,075 jobs at an average annual pay of $52,414, or $1,008 a week. Source: US Bureau of Labor Statistics, Quarterly Census of Employment and Wages, 2024 annual averages.

How much SBA lending happens in Mariposa County?

10 7(a) approvals totaling $4.4 m since FY2020, across 8 lenders, with a median approval of $343,500, plus 5 504 approvals worth $3.8 m since FY2010. These are approvals recorded in the release, not loans disbursed.

How many building permits were issued in Mariposa County?

89 housing units were authorized by permit in 2024, with a declared construction value of $19.5 m. Multifamily was 6.7 percent of units. Source: US Census Bureau, Building Permits Survey, 2024 annual.

What is the radon zone for Mariposa County?

Zone 2, a predicted average indoor radon screening level from 2 to 4 pCi/L. Source: US EPA, Map of Radon Zones, county spreadsheet, 2024-05 publication, EPA 402/A-16/001.

Where do people moving to Mariposa County come from?

The largest single origin is Merced County, with 63 households. Arriving households report an average income of $74,061 against $67,150 for those leaving. Source: US Internal Revenue Service, Statistics of Income county migration flows, 2021 to 2022 filing years.

Are traffic counts available for Mariposa County on this page?

No. Annual average daily traffic resolves in the platform rather than in this dataset, so no AADT figure is printed here. It is a gap we know about rather than a figure we estimated.

Is zoning published for Mariposa County?

No. Nothing on this page presents parcel level zoning, and where a statutory framework applies it is marked as the statewide frame, to be confirmed locally.

Mariposa County

Cities and places in Mariposa.

17 Census places lie wholly or partly in Mariposa County. 15 carry enough published place level data for a page of their own and are linked. The rest are named here and not linked, because the American Community Survey and the SBA record between them do not carry enough about them to write an honest page. A place existing is itself worth knowing, so nothing in the county is left out.

Census places in Mariposa County, by population, with SBA 7(a) approvals to borrowers in each place for projects in Mariposa County
PlaceTypePopulationSBA 7(a) approvals, projects in this countyLies in
Yosemite ValleyCDP1,991None recordedWholly in this county
Lake Don PedroCDP1,308None recordedWholly in this county
MariposaCDP1,1377Wholly in this county
Greeley HillCDP958None recordedWholly in this county
Catheys ValleyCDP939None recordedWholly in this county
El PortalCDP505None recordedWholly in this county
BootjackCDP400None recordedWholly in this county
Bear ValleyCDP214None recordedWholly in this county
MidpinesCDP1601Wholly in this county
WawonaCDP125None recordedWholly in this county
Mt. BullionCDP71None recordedWholly in this county
ForestaCDP34None recordedWholly in this county
Yosemite WestCDP31None recordedWholly in this county
Buck MeadowsCDP0None recordedWholly in this county
CoultervilleCDP01Wholly in this county
Fish CampCDP0None recordedWholly in this county
HornitosCDP0None recordedWholly in this county

A further 1 of the county's 10 SBA 7(a) approvals are to borrowers in cities that match no Census place in Mariposa County, the largest being La Grange (1). Those are postal cities, unincorporated areas and cities outside the county, so no place row claims them; they are counted in the county total above.