Lake County, California Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 40th-largest in California
The population of Lake County, California is 68,139 as of the 2023 American Community Survey, making it the 40th-largest county in California. The median household income is $58,738, the median home value is $316,800, and the median age is 44.2.
The population of Lake County has grown 4.7% since 2010 (64,736 → 67,764), a +0.33% annualized rate.
68,139
Population
+0.33%
Annual growth
54
People / sq mi
$58,738
Median Income
$316,800
Median Home Value
Lake County covers 1,255 sq mi of land at 54.3 people per square mile.
About Lake County, CA
Lake County is a county in California with a population of 68,139. It ranks #40 among counties in California by population. The median age is 44.2, older than the national median. The population is 50.2% male and 49.8% female.
The median household income in Lake County is $58,738, below the US median of $74,580. 10.9% of residents live below the federal poverty level. Home values sit at a median of $316,800, with monthly rent averaging $1,292. The homeownership rate of 70.9% is higher than the national rate of 64.8%.
Educational attainment in Lake County reflects 17.7% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 15.8% of workers primarily work from home, similar to the national work-from-home rate of 14.2%. The average commute is 30.3 minutes each way.
Lake County Population History (2010-2024)
The county of Lake County had a population of 64,736 in 2010 and 67,764 in 2024, a 4.7% growth over 14 years. The peak was 68,623 in 2021. Average annual growth rate: 0.34%.
67,764
Population (2024)
64,736
Population (2010)
68,623
Peak (2021)
0.34%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 64,736 |
| 2011 | 64,258 |
| 2012 | 63,966 |
| 2013 | 63,811 |
| 2014 | 64,056 |
| 2015 | 64,266 |
| 2016 | 63,912 |
| 2017 | 64,132 |
| 2018 | 64,394 |
| 2019 | 64,463 |
| 2020 | 68,200 |
| 2021 | 68,623 |
| 2022 | 68,239 |
| 2023 | 67,934 |
| 2024 | 67,764 |
Race & Ethnicity
| White | 69.2% |
| Black or African American | 2.2% |
| Asian | 0.1% |
| Hispanic or Latino (any race) | 6.6% |
| Two or More Races | 0.0% |
Age & Sex
44.2
Median Age
49.8%
Female
50.2%
Male
23.6%
Age 65+
Age Distribution
Children (under 15): 18.0% · Seniors (65+): 23.6%
Income & Poverty
| Median household income | $58,738$-37,596 vs state |
| Mean household income | $86,272 |
| Per-capita income | $34,768 |
| Poverty rate | 10.9%+2.5% vs state |
| Unemployment rate | 5.9% |
| Employment-to-population | 45.4% |
Top Industries by Employment
The largest employment sector in Lake County is professional & business services, accounting for 24.1% of workers.
How residents commute
0.8%
Drive alone
2.8%
Carpool
67.9%
Public transit
15.8%
Work from home
30.3 min
Avg commute
Housing
$316,800$-378,600 vs state
Median home value
$1,292
Median rent
70.9%
Homeownership rate
34,271
Total housing units
76.9%
Occupied
23.1%
Vacant
29.1%
Renter-occupied
Social & access
93.6%
With health insurance
93.8%
With broadband internet
19.6%
Foreign-born
8.8%
Veterans (18+)
20.6%
With a disability
81.1%
Speak language other than English at home
Education
87.1%
High School+
17.7%
Bachelor's+
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Other counties in California
Part of California
Metro areas in California
County rankings
Frequently Asked Questions
Lake County, California has a population of 68,139 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 40th-largest county in California. Population density is 54 people per square mile.
The population of Lake County has grown 4.7% since 2010 (64,736 → 67,764), a +0.33% annualized rate.
The median household income in Lake County, California is $58,738, with mean (average) household income of $86,272 and per-capita income of $34,768. 10.9% of residents live below the federal poverty level.
In Lake County, the largest racial and ethnic groups are White (69.2%), Hispanic or Latino (6.6%), Black or African American (2.2%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Lake County, California is 44.2 years. Residents are 49.8% female and 50.2% male.
The median home value in Lake County is $316,800 and median monthly rent is $1,292. 70.9% of occupied housing units are owner-occupied. The county has 34,271 total housing units, 23.1% of which are vacant.
The largest employment sector in Lake County, California is professional, scientific, and management services, employing 24.1% of workers. The unemployment rate is 5.9%.
Los Angeles is among the largest cities associated with Lake 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.