Watseka city, Illinois
Official LSAD Designation: Watseka city • Census GEOID: 1779228
• Iroquois County
Watseka city is an incorporated city in Iroquois County, Illinois. According to official records from the Census (2025), Watseka city had an estimated population of 4,510 residents. Official Census Bureau geographic records classify this community under LSAD designation Watseka city (GEOID 1779228).
Local Government Administration U.S. Census Bureau GMAF
City Of Watseka
Municipal
Official Title:
Administrative Assistant
Address:
PO BOX 338, WATSEKA IL 60970
County Of Iroquois
County
Official Title:
Chief Deputy
Address:
1001 E GRANT ST, WATSEKA IL 60970-1832
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 4,510 | 2025 |
| Median Household Income | $43,608 | 2020-2024 |
| Median Home Value | $103,700 | 2020-2024 |
| Land Area | 2.94 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).