Arlington Heights Population

2010–2026

823

2026 projection

0% since 2020 (no change)

02004006008001K201020122014201620182020202220242026

Source: U.S. Census Bureau decennial counts and annual estimates, including 2010–2020 intercensal estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Arlington Heights. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202682300.00%
202582300.00%
2024823+50.61%
202381800.00%
2022818+30.37%
2021815-80.97%
2020823+50.61%
2019818+80.99%
2018810+50.62%
2017805+60.75%

Showing 10 of 17 years.

The 2020 row compares the April 1 Census count with the July 1, 2019 estimate (about nine months). Its Growth and Annual change therefore do not represent a full year.

Growth since 2020, compared

Arlington Heights is growing slower than Hamilton County, Ohio, and the U.S.

  • United States+3.1%
  • Hamilton County+1.0%
  • Ohio+0.9%
  • Arlington Heights+0.1%

Change from July 1, 2020 to July 1, 2025 population estimates—not annualized growth or site projections.

Source: U.S. Census Bureau. U.S. totals are summed from the 50 states and D.C.; unavailable comparisons are omitted.

Arlington Heights Demographics

35.1median age

Median age

Female34.4 yrs
Male35.5 yrs

Adults

727
164 seniors (65+) · 23% of adults563 other adults

Sex

Female 44.3% · 435Male 55.7% · 546

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 10 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Arlington Heights Income

$48,684median household income

Median household income

$48,684

Half of households earn more, half earn less

Median earnings

$32,917

Typical yearly pay for a worker 25 or older.

Poverty rate

17.8%

About 1 in 6 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Arlington Heights Marital Status

28% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married28%29%28%
Never married39%42%35%
Divorced13%11%15%
Widowed7%2%12%
Separated13%17%10%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201