Lemont village, Illinois
Official LSAD Designation: Lemont village • Census GEOID: 1742795
• Cook County / DuPage County / Will County
Lemont village is an incorporated village in Cook County, DuPage County, Will County, Illinois. According to official records from the Census (2025), Lemont village had an estimated population of 18,513 residents. Official Census Bureau geographic records classify this community under LSAD designation Lemont village (GEOID 1742795).
Local Government Administration U.S. Census Bureau GMAF
Village Of Lemont
Municipal
Official Title:
Village Administrator
Address:
418 MAIN ST, LEMONT IL 60439-3708
County Of Cook
County
Official Title:
Comptroller
Address:
118 N CLARK ST, ROOM 1127, CHICAGO IL 60602-1394
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 18,513 | 2025 |
| Median Household Income | $123,370 | 2020-2024 |
| Median Home Value | $468,800 | 2020-2024 |
| Land Area | 8.88 sq mi | Gazetteer (2026) |
| Civic & Public Services | Hospitals, Libraries, Colleges | CMS / IMLS / IPEDS |
| Schools & Districts | NCES Directory Listings | Provided by k12guides.com |
| Nearby Airports | Landing Facilities | Provided by airport-data.com |
| Climate & Weather | NOAA 30-Year Normals | 1991–2020 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).