Village in Cook County, DuPage County and Will County, Illinois
Lemont
District lines run through Lemont, so who represents you here depends on your street. Search your address to see yours.
Who lives in Lemont
Census survey estimates for 2020 to 2024, rounded.
People
- Population
- 17,800
- Median age
- 43.7 years
- Under 18
- 25%
- 65 and over
- 21%
- Veterans, of adults
- 5%
- Speak another language at home
- 29%
Race and ethnicity
- Hispanic or Latino, of any race
- 9%
- White, not Hispanic
- 85%
- Black, not Hispanic
- 2%
- Asian, not Hispanic
- 3%
Income and housing
- Median household income
- $123,400
- Below the poverty line
- 3%
- Bachelor's or higher, adults 25+
- 47%
- Owner-occupied homes
- 88%
- Median home value
- $469,000
2024 vote for president
Not counted for Lemont on its own: its precincts follow township lines, not the town’s. See the figures for Cook County, DuPage County and Will County.
Represent all of Lemont
Represent part of Lemont
Each represents the part of Lemont inside their district. Under each is how many people lived in that part at the 2020 Census, of 17,629 in all.
Jonathan L. JacksonU.S. Representative, District 1, Democratic9,044 people in this part
Bill FosterU.S. Representative, District 11, Democratic8,585 people in this part
Lauren UnderwoodU.S. Representative, District 14, Democratic0 people in this part- MHMike HastingsState Senator, District 19, Democratic0 people in this part
- JCJohn CurranState Senator, District 41, Republican17,626 people in this part
- RVRachel VenturaState Senator, District 43, Democratic3 people in this part
- PSPatrick SheehanState Representative, District 37, Republican0 people in this part
- NHNicole La HaState Representative, District 82, Republican17,626 people in this part
- DADee AvelarState Representative, District 85, Democratic3 people in this part
Lemont's districts (9)
U.S. House (3)
- U.S. House District 1
Held by Jonathan L. Jackson, Democratic
Part of Lemont: 9,044 people in 2020
- U.S. House District 11
Held by Bill Foster, Democratic
Part of Lemont: 8,585 people in 2020
- U.S. House District 14
Held by Lauren Underwood, Democratic
Part of Lemont: 0 people in 2020
Illinois Senate (3)
- Illinois Senate District 19
Held by Mike Hastings, Democratic
Part of Lemont: 0 people in 2020
- Illinois Senate District 41
Held by John Curran, Republican
Part of Lemont: 17,626 people in 2020
- Illinois Senate District 43
Held by Rachel Ventura, Democratic
Part of Lemont: 3 people in 2020
Illinois House (3)
- Illinois House District 37
Held by Patrick Sheehan, Republican
Part of Lemont: 0 people in 2020
- Illinois House District 82
Held by Nicole La Ha, Republican
Part of Lemont: 17,626 people in 2020
- Illinois House District 85
Held by Dee Avelar, Democratic
Part of Lemont: 3 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.