Hillsboro Flag

Hillsboro

County Seat:
Yes
Area (mi²):
26.443
State:
Oregon

Hillsboro is a city located in Washington County, Oregon. Hillsboro has a 2026 population of 111,963. It is also the county seat of Washington County. Hillsboro is currently growing at a rate of 0.73% annually and its population has increased by 4.56% since the most recent census, which recorded a population of 107,084 in 2020.

The median household income in Hillsboro is $106,409 with a poverty rate of 8.47%. The median age in Hillsboro is 35 years: 34.2 years for males, and 36.3 years for females. For every 100 females there are 105.0 males.

112K
Total Population
4,234
Density (mi²)
813 0.73%
Growth

Hillsboro Population

Hillsboro Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
2026111,9638130.73%
2025111,1508130.74%
2024110,3371,2851.18%
2023109,0521,5571.45%
2022107,4954300.4%
2021107,0655730.54%
2020107,084-1,659-1.53%
2019108,7437730.72%
2018107,9707150.67%
2017107,2552,0811.98%
2016105,1742,8492.78%
2015102,3252,7302.74%
201499,5951,6741.71%
201397,9211,8261.9%
201296,0952,0752.21%
201194,0201,7231.87%
201092,2976860.75%
200070,18632,66687.06%
199037,5209,85635.63%
198027,66412,98988.51%
197014,6756,44378.27%
19608,2323,09060.09%
19505,1421,39537.23%
19403,74770823.3%
19303,03957123.14%
19202,46845222.42%
19102,01671655.08%
19001,300898223.38%
188040200%

Median Age

Overall: 35 years
Female: 36.3 years
Male: 34.2 years

Hillsboro Adults

There are 86,134 adults, (12,909 of whom are seniors) in Hillsboro.

Sex Ratio

Female: 52,802 (48.8%)
Male: 55,429 (51.2%)

Demographics

The racial composition of Hillsboro includes 56.37% White, 11.36% Asian, 9.69% other race, and smaller percentages for Black or African American, Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White61,01356.37%
Two or more races19,06917.62%
Asian12,29111.36%
Other race10,4919.69%
Black or African American3,1992.96%
Native American1,0861%
Native Hawaiian or Pacific Islander1,0821%
Race
Population ↓
Percentage (of total)
Two or more races12,31811.38%
Other race9,9299.17%
White4,7064.35%
Native American8040.74%
Asian930.09%
Black or African American730.07%
Native Hawaiian or Pacific Islander480.04%
Race
Population ↓
Percentage (of total)
White56,30752.02%
Asian12,19811.27%
Two or more races6,7516.24%
Black or African American3,1262.89%
Native Hawaiian or Pacific Islander1,0340.96%
Other race5620.52%
Native American2820.26%

Hillsboro Marital Status

Economics and Income Statistics

Hillsboro 's average per capita income is $61,325. Household income levels show a median of $106,409. The poverty rate stands at 8.47%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median ↓
Mean
Married Families$134,234$165,784
Families$115,671$144,696
Households$106,409$131,867
Non Families$83,079$97,713

$61,325

Average Income

$106,409

Median Household Income

8.47%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)