Clearlake, California Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Clearlake, California is 16,604 as of the 2023 American Community Survey, making it the 389th-largest city in California. The median household income is $41,580, the median home value is $204,500, and the median age is 35.8.
The population has grown 9.0% since 2010 (15,267 → 16,636).
16,604
Population
1639
People / sq mi
$41,580
Median Income
$204,500
Median Home Value
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Clearlake covers 10.1 sq mi of land at 1639 people per square mile.
About Clearlake, CA
Clearlake is defined demographically by education — 6.9% of adults hold a bachelor’s degree, below the national average. Clearlake is a city in California with a population of 16,604.
Incomes are among the lowest of comparable places, with a median household income of $41,580, below the US median of $78,538. The poverty rate, 17.6%, is among the steepest of comparable US cities and above the national 12.4%. Housing is relatively affordable, with a median home value of $204,500, with typical rent around $1,162.
College credentials are comparatively rare here: just 6.9%, below the national 35.0%. Around 10.3% of workers work from home, below the national 14.0%, and the average commute runs about 32 minutes each way.
Clearlake city Population History (2010-2024)
The city of Clearlake city had a population of 15,267 in 2010 and 16,636 in 2024, a 9.0% growth over 14 years. The peak was 16,773 in 2021. Average annual growth rate: 0.65%.
16,636
Population (2024)
15,267
Population (2010)
16,773
Peak (2021)
0.65%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 15,267 |
| 2011 | 15,139 |
| 2012 | 15,067 |
| 2013 | 15,015 |
| 2014 | 15,052 |
| 2015 | 15,101 |
| 2016 | 15,526 |
| 2017 | 15,532 |
| 2018 | 15,355 |
| 2019 | 15,267 |
| 2020 | 16,695 |
| 2021 | 16,773 |
| 2022 | 16,592 |
| 2023 | 16,574 |
| 2024 | 16,636 |
Race & Ethnicity
| White | 59.1% |
| Black or African American | 3.9% |
| Asian | 0.3% |
| Hispanic or Latino (any race) | 8.2% |
| Two or More Races | 0.0% |
Economy & Income
$41,580
Median Household Income
$19,944
Per Capita Income
17.6%
Poverty Rate
8.1%
Unemployment Rate
Housing
$204,500
Median Home Value
$1,162
Median Rent
58.4%
Owner-Occupied
Education
79.6%
High School+
6.9%
Bachelor's+
Commute
2.6%
Drive Alone
68.0%
Public Transit
10.3%
Work From Home
32.3 min
Avg Commute
Community Profile
14.8%
Foreign Born
76.0%
Non-English at Home
7.8%
Veterans
21.3%
With Disability
92.2%
Health Insurance
91.3%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 28.3% |
| Public Administration | 12.4% |
| Education, Health Care & Social Services | 8.4% |
| Construction | 8.2% |
| Finance, Insurance & Real Estate | 7.4% |
| Agriculture & Mining | 5.2% |
| Manufacturing | 4.3% |
| Arts, Entertainment & Food Services | 3.8% |
| Retail Trade | 3.6% |
| Transportation & Warehousing | 1.4% |
| Information | 0.5% |
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Frequently Asked Questions
Clearlake, California has a population of 16,604 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 389th-largest city in California.
The median household income in Clearlake, California is $41,580, with 17.6% of residents living below the federal poverty level.
The median home value in Clearlake, California is $204,500, with median monthly rent at $1,162 and a homeownership rate of 58.4%.
The median age in Clearlake, California is 35.8 years. The population is 48.3% male and 51.7% female.
The population has grown 9.0% since 2010 (15,267 → 16,636).
Where to stay in Clearlake
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.