Mono County, California Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 55th-largest in California
The population of Mono County, California is 13,169 as of the 2023 American Community Survey, making it the 55th-largest county in California. The median household income is $86,953, the median home value is $514,300, and the median age is 40.3.
The population of Mono County has declined 8.9% since 2010 (14,256 → 12,991), a -0.66% annualized rate.
13,169
Population
-0.66%
Annual growth
4
People / sq mi
$86,953
Median Income
$514,300
Median Home Value
Mono County covers 3,049 sq mi of land at 4.3 people per square mile.
About Mono County, CA
Mono County is a county in California with a population of 13,169. It ranks #55 among counties in California by population. The median age is 40.3, older than the national median. The population is 55.9% male and 44.1% female.
The median household income in Mono County is $86,953, above the US median of $74,580. 6.7% of residents live below the federal poverty level. Home values sit at a median of $514,300, with monthly rent averaging $1,593. The homeownership rate of 69.2% is higher than the national rate of 64.8%.
Educational attainment in Mono County reflects 34.3% of adults 25 and older holding a bachelor's degree or higher, near the national average of 34.3%. Roughly 16.2% of workers primarily work from home, similar to the national work-from-home rate of 14.2%. The average commute is 17.5 minutes each way.
Mono County Population History (2010-2024)
The county of Mono County had a population of 14,256 in 2010 and 12,991 in 2024, a -8.9% growth over 14 years. The peak was 14,450 in 2019. Average annual growth rate: -0.63%.
12,991
Population (2024)
14,256
Population (2010)
14,450
Peak (2019)
-0.63%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 14,256 |
| 2011 | 14,424 |
| 2012 | 14,328 |
| 2013 | 14,064 |
| 2014 | 14,130 |
| 2015 | 14,074 |
| 2016 | 14,256 |
| 2017 | 14,333 |
| 2018 | 14,400 |
| 2019 | 14,450 |
| 2020 | 13,225 |
| 2021 | 13,263 |
| 2022 | 13,055 |
| 2023 | 13,207 |
| 2024 | 12,991 |
Race & Ethnicity
| White | 74.1% |
| Black or African American | 0.1% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 6.8% |
| Two or More Races | 0.0% |
Age & Sex
40.3
Median Age
44.1%
Female
55.9%
Male
16.5%
Age 65+
Age Distribution
Children (under 15): 15.4% · Seniors (65+): 16.5%
Income & Poverty
| Median household income | $86,953$-9,381 vs state |
| Mean household income | $115,814 |
| Per-capita income | $49,271 |
| Poverty rate | 6.7%-1.7% vs state |
| Unemployment rate | 1.4% |
| Employment-to-population | 68.3% |
Top Industries by Employment
The largest employment sector in Mono County is education & health care, accounting for 27.1% of workers.
How residents commute
1.6%
Drive alone
7.0%
Carpool
66.4%
Public transit
16.2%
Work from home
17.5 min
Avg commute
Housing
$514,300$-181,100 vs state
Median home value
$1,593
Median rent
69.2%
Homeownership rate
13,632
Total housing units
40.5%
Occupied
59.5%
Vacant
30.8%
Renter-occupied
Social & access
88.4%
With health insurance
99.0%
With broadband internet
23.3%
Foreign-born
6.0%
Veterans (18+)
7.7%
With a disability
77.8%
Speak language other than English at home
Education
89.6%
High School+
34.3%
Bachelor's+
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Part of California
Metro areas in California
County rankings
Frequently Asked Questions
Mono County, California has a population of 13,169 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 55th-largest county in California. Population density is 4 people per square mile.
The population of Mono County has declined 8.9% since 2010 (14,256 → 12,991), a -0.66% annualized rate.
The median household income in Mono County, California is $86,953, with mean (average) household income of $115,814 and per-capita income of $49,271. 6.7% of residents live below the federal poverty level.
In Mono County, the largest racial and ethnic groups are White (74.1%), Hispanic or Latino (6.8%), Black or African American (0.1%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Mono County, California is 40.3 years. Residents are 44.1% female and 55.9% male.
The median home value in Mono County is $514,300 and median monthly rent is $1,593. 69.2% of occupied housing units are owner-occupied. The county has 13,632 total housing units, 59.5% of which are vacant.
The largest employment sector in Mono County, California is education, health care, and social assistance, employing 27.1% of workers. The unemployment rate is 1.4%.
Los Angeles is among the largest cities associated with Mono County, California, with a population of 3,857,897.
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.