Delavan city, Illinois
Official LSAD Designation: Delavan city • Census GEOID: 1719226
• Tazewell County
Delavan city is an incorporated city in Tazewell County, Illinois. According to official records from the Census (2025), Delavan city had an estimated population of 1,548 residents. Official Census Bureau geographic records classify this community under LSAD designation Delavan city (GEOID 1719226).
Local Government Administration U.S. Census Bureau GMAF
City Of Delavan
Municipal
Official Title:
City Administrator/budget Officer
Address:
PO BOX 590, DELAVAN IL 61734-0590
County Of Tazewell
County
Official Title:
Auditor
Address:
11 S 4TH ST STE 123, PEKIN IL 61554-4281
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 1,548 | 2025 |
| Median Household Income | $62,841 | 2020-2024 |
| Median Home Value | $123,600 | 2020-2024 |
| Land Area | 1.59 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).