Village in Cook County, Illinois
Arlington Heights
District lines run through Arlington Heights, so who represents you here depends on your street. Search your address to see yours.
Who lives in Arlington Heights
Census survey estimates for 2020 to 2024, rounded.
People
- Population
- 76,000
- Median age
- 42.6 years
- Under 18
- 23%
- 65 and over
- 20%
- Veterans, of adults
- 4%
- Speak another language at home
- 29%
Race and ethnicity
- Hispanic or Latino, of any race
- 9%
- White, not Hispanic
- 75%
- Black, not Hispanic
- 2%
- Asian, not Hispanic
- 10%
Income and housing
- Median household income
- $116,700
- Below the poverty line
- 6%
- Bachelor's or higher, adults 25+
- 60%
- Owner-occupied homes
- 74%
- Median home value
- $415,000
2024 vote for president
Not counted for Arlington Heights on its own: its precincts follow township lines, not the town’s. See the figure for Cook County.
Represent all of Arlington Heights
Represent part of Arlington Heights
Each represents the part of Arlington Heights inside their district. Under each is how many people lived in that part at the 2020 Census, of 77,676 in all.
Mike QuigleyU.S. Representative, District 5, Democratic58,075 people in this part
Raja KrishnamoorthiU.S. Representative, District 8, Democratic6,492 people in this part
Janice D. SchakowskyU.S. Representative, District 9, Democratic13,109 people in this part- MWMark WalkerState Senator, District 27, Democratic77,676 people in this part
- LMLaura MurphyState Senator, District 28, Democratic0 people in this part
- NGNicolle GrasseState Representative, District 53, Democratic25,627 people in this part
- MCMary Beth CantyState Representative, District 54, Democratic52,049 people in this part
- MMMichelle MussmanState Representative, District 56, Democratic0 people in this part
Arlington Heights's districts (8)
U.S. House (3)
- U.S. House District 5
Held by Mike Quigley, Democratic
Part of Arlington Heights: 58,075 people in 2020
- U.S. House District 8
Held by Raja Krishnamoorthi, Democratic
Part of Arlington Heights: 6,492 people in 2020
- U.S. House District 9
Held by Janice D. Schakowsky, Democratic
Part of Arlington Heights: 13,109 people in 2020
Illinois Senate (2)
- Illinois Senate District 27
Held by Mark Walker, Democratic
Part of Arlington Heights: 77,676 people in 2020
- Illinois Senate District 28
Held by Laura Murphy, Democratic
Part of Arlington Heights: 0 people in 2020
Illinois House (3)
- Illinois House District 53
Held by Nicolle Grasse, Democratic
Part of Arlington Heights: 25,627 people in 2020
- Illinois House District 54
Held by Mary Beth Canty, Democratic
Part of Arlington Heights: 52,049 people in 2020
- Illinois House District 56
Held by Michelle Mussman, Democratic
Part of Arlington Heights: 0 people in 2020
Source: U.S. Census Bureau, American Community Survey 5-year estimates, 2020–2024; towns and counties from the 2020 Census, 119th Congressional District and 2024 state legislative district tabulation. Figures rounded by us. Retrieved 2026-10-19. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.