Hillsborough, California Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Hillsborough, California is 11,122 as of the 2023 American Community Survey, making it the 468th-largest city in California. The median household income is $250,001, the median home value is $2,000,001, and the median age is 46.8.
The population has grown 2.9% since 2010 (10,859 → 11,171).
11,122
Population
1804
People / sq mi
$250,001
Median Income
$2,000,001
Median Home Value
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Hillsborough covers 6.2 sq mi of land at 1804 people per square mile.
About Hillsborough, CA
What sets Hillsborough apart is money: median household income runs $250,001, above the US median of $78,538. Hillsborough is a city in California with a population of 11,122.
Households here are among the highest-earning of all US cities: median income is $250,001, above the US median of $78,538. Hardship is rare relative to US cities: a poverty rate of just 2.2%, below the national 12.4%. Home prices are steep, with the typical property valued at $2,000,001, with typical rent around $3,501.
Hillsborough is among the best-educated US cities: 82.7% of adults 25 and older hold a bachelor’s degree, above the national 35.0%. An unusually large 32.9% of workers are remote, above the national 14.0%, and the average commute runs about 28 minutes each way.
Taken together, the income and housing figures place Hillsborough firmly in the higher-cost, higher-earning tier of US cities — a profile that tends to track dense job markets and competitive housing.
Hillsborough town Population History (2010-2024)
The city of Hillsborough town had a population of 10,859 in 2010 and 11,171 in 2024, a 2.9% growth over 14 years. The peak was 11,490 in 2016. Average annual growth rate: 0.21%.
11,171
Population (2024)
10,859
Population (2010)
11,490
Peak (2016)
0.21%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 10,859 |
| 2011 | 11,001 |
| 2012 | 11,131 |
| 2013 | 11,261 |
| 2014 | 11,379 |
| 2015 | 11,466 |
| 2016 | 11,490 |
| 2017 | 11,464 |
| 2018 | 11,446 |
| 2019 | 11,387 |
| 2020 | 11,360 |
| 2021 | 11,029 |
| 2022 | 10,945 |
| 2023 | 11,003 |
| 2024 | 11,171 |
Race & Ethnicity
| White | 54.4% |
| Black or African American | 0.4% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.6% |
| Two or More Races | 0.0% |
Economy & Income
$250,001
Median Household Income
$168,063
Per Capita Income
2.2%
Poverty Rate
3.4%
Unemployment Rate
Housing
$2,000,001
Median Home Value
$3,501
Median Rent
93.0%
Owner-Occupied
Education
98.8%
High School+
82.7%
Bachelor's+
Commute
1.9%
Drive Alone
56.4%
Public Transit
32.9%
Work From Home
27.6 min
Avg Commute
Community Profile
18.2%
Foreign Born
64.7%
Non-English at Home
2.3%
Veterans
4.9%
With Disability
99.1%
Health Insurance
100.0%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 23.2% |
| Finance, Insurance & Real Estate | 21.4% |
| Information | 21.3% |
| Manufacturing | 9.3% |
| Arts, Entertainment & Food Services | 4.8% |
| Education, Health Care & Social Services | 3.8% |
| Transportation & Warehousing | 3.6% |
| Construction | 1.6% |
| Public Administration | 1.1% |
| Retail Trade | 0.9% |
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Frequently Asked Questions
Hillsborough, California has a population of 11,122 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 468th-largest city in California.
The median household income in Hillsborough, California is $250,001, with 2.2% of residents living below the federal poverty level.
The median home value in Hillsborough, California is $2,000,001, with median monthly rent at $3,501 and a homeownership rate of 93.0%.
The median age in Hillsborough, California is 46.8 years. The population is 50.0% male and 50.0% female.
The population has grown 2.9% since 2010 (10,859 → 11,171).
Where to stay in Hillsborough
Visiting or relocating to Hillsborough, CA? Compare hotels and short-term rentals across the metro — live availability and prices.
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.