Monticello, Illinois
City of Monticello | |
|---|---|
| Motto(s): "Yesterday's Charm, Tomorrow's Innovation" | |
Location of Monticello in Piatt County, Illinois | |
| Coordinates: 40°02′03″N 88°34′22″W / 40.03417°N 88.57278°W | |
| Country | United States |
| State | Illinois |
| County | Piatt |
| Townships | Monticello, Sangamon |
| Area | |
• Total | 3.89 sq mi (10.08 km2) |
| • Land | 3.85 sq mi (9.98 km2) |
| • Water | 0.04 sq mi (0.10 km2) |
| Elevation | 656 ft (200 m) |
| Population (2020) | |
• Total | 5,941 |
| • Density | 1,542.32/sq mi (595.50/km2) |
| Time zone | UTC-6 (CST) |
| • Summer (DST) | UTC-5 (CDT) |
| ZIP code | 61856 |
| Area code | 217 |
| FIPS code | 17-50244 |
| GNIS ID | 2395384 |
| Website | www |
Monticello (/ˌmɒntɪˈsɛloʊ/ ⓘ MON-tiss-EL-oh) is a city and county seat of Piatt County, Illinois, United States. The population was 5,941 at the 2020 census.