Hillsborough is a city located in San Mateo County California. Hillsborough has a 2023 population of 10,350. Hillsborough is currently declining at a rate of -3.07% annually and its population has decreased by -8.93% since the most recent census, which recorded a population of 11,365 in 2020.
The average household income in Hillsborough is $510,494 with a poverty rate of 2.37%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Hillsborough is 46.3 years, 44.8 years for males, and 47.4 years for females.
According to the most recent ACS, the racial composition of Hillsborough was:
White
Asian
Two or more races
Other race
Native Hawaiian or Pacific Islander
Black or African American
Native American
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 3,512 | 3.24 | 92.9 | 7.1 |
| Married | 2,972 | 3.49 | 94.4 | 5.6 |
| Non Family | 364 | 1.35 | 87.1 | 12.9 |
| Female | 126 | 2.81 | 78.6 | 21.4 |
| Male | 50 | 3.62 | 84 | 16 |
3.39
Average Family Size
3.24
Average Household Size
92.9%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
66.89% of Hillsborough residents speak only English, while 33.11% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 26.53% of the population.
rate
2.37%
Overall Poverty Rate
1.26%
Male Poverty Rate
3.52%
Female Poverty Rate
The race most likely to be in poverty in Hillsborough is Islander, with 51.72% below the poverty level.
The race least likely to be in poverty in Hillsborough is Hispanic, with 1.15% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 1.05%. Among those working part-time, it was 1.65%, and for those that did not work, the poverty rate was 4.68%.
Married
Widowed
Divorced
Separated
NeverMarried
70.7%
Overall Marriage Rate
71.0%
Male Marriage Rate
70.3%
Female Marriage Rate
male
female
The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 55-64.
Married
Widowed
Divorced
Separated
NeverMarried
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
Veteran Poverty Rate
27.64%
Veteran Disability Rate
LaborForceParticipation
61%
Labor Force Participation
58.3%
Employment Rate
4.5%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
54.77%
Born in Hillsborough
75.24%
Native Born
25%
Foreign Born
5.21%
Non Citizen
19.79%
Naturalized
75.24% of Hillsborough residents were born in the United States, with 54.77% having been born in California. 5.21% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.
Year | Population | Growth | Growth Rate |
|---|---|---|---|
| 1920 | 931 | -7,652 | 2.06% |
| 1930 | 1,891 | 960 | 7.34% |
| 1940 | 2,747 | 856 | 3.8% |
| 1950 | 3,552 | 805 | 2.6% |
| 1960 | 7,554 | 4,002 | 7.84% |
| 1970 | 8,753 | 1,199 | 1.48% |
| 1980 | 10,372 | 1,619 | 1.71% |
| 1990 | 10,667 | 295 | 0.28% |
| 2000 | 10,825 | 158 | 0.15% |
| 2010 | 10,825 | ||
| 2011 | 10,881 | 56 | 0.52% |
| 2012 | 10,937 | 56 | 0.51% |
| 2013 | 10,993 | 56 | 0.51% |
| 2014 | 11,049 | 56 | 0.51% |
| 2015 | 11,105 | 56 | 0.51% |
| 2016 | 11,161 | 56 | 0.5% |
| 2017 | 11,217 | 56 | 0.5% |
| 2018 | 11,273 | 56 | 0.5% |
| 2019 | 11,329 | 56 | 0.5% |
| 2020 | 11,365 | 36 | 0.32% |
| 2021 | 11,016 | -349 | -3.07% |
| 2022 | 10,678 | -338 | -3.07% |
| 2023 | 10,350 | -328 | -3.07% |
| 2024 | 10,032 | -318 | -3.07% |
| 2025 | 9,724 | -308 | -3.07% |
| 2026 | 9,425 | -299 | -3.07% |
| 2027 | 9,136 | -289 | -3.07% |
| 2028 | 8,855 | -281 | -3.08% |
| 2029 | 8,583 | -272 | -3.07% |