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Population Review

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%.

2016 · 11K20102024
Hillsborough town population, 2010–2024 · Source: U.S. Census Bureau — decennial census & Population Estimates

11,171

Population (2024)

10,859

Population (2010)

11,490

Peak (2016)

0.21%

Avg Annual Growth

YearPopulation
201010,859
201111,001
201211,131
201311,261
201411,379
201511,466
201611,490
201711,464
201811,446
201911,387
202011,360
202111,029
202210,945
202311,003
202411,171

Race & Ethnicity

White54.4%
Black or African American0.4%
Asian0.0%
Hispanic or Latino (any race)0.6%
Two or More Races0.0%

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 & Management23.2%
Finance, Insurance & Real Estate21.4%
Information21.3%
Manufacturing9.3%
Arts, Entertainment & Food Services4.8%
Education, Health Care & Social Services3.8%
Transportation & Warehousing3.6%
Construction1.6%
Public Administration1.1%
Retail Trade0.9%

Largest cities in California

Largest counties in California

Part of California

Metro areas in California

City rankings

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.