Rock Grove Township, Illinois
Rock Grove Township | |
|---|---|
Township | |
Location in Stephenson County | |
| Coordinates: 42°28′44″N 89°29′11″W / 42.47889°N 89.48639°W | |
| Country | United States |
| State | Illinois |
| County | Stephenson |
| Government | |
| • Supervisor | George Suess |
| Area | |
• Total | 30.42 sq mi (78.8 km2) |
| • Land | 30.27 sq mi (78.4 km2) |
| • Water | 0.15 sq mi (0.39 km2) 0.49% |
| Elevation | 958 ft (292 m) |
| Population (2010) | |
• Estimate (2016) | 1,347 |
| • Density | 45.9/sq mi (17.7/km2) |
| Time zone | UTC-6 (CST) |
| • Summer (DST) | UTC-5 (CDT) |
| FIPS code | 17-177-65065 |
Rock Grove Township is located in Stephenson County, Illinois. As of the 2010 census, its population was 1,388 and it contained 761 housing units. The unincorporated community of Rock Grove and part of Lake Summerset are located in the township, and once Duncannon was located here also.