Back روك فولز (إلينوي) Arabic راکفالز، ایلینوی AZB Rock Falls (Illinois) Catalan Рок-Фоллс (Иллинойс) CE Rock Falls (lungsod sa Tinipong Bansa, Illinois) CEB Rock Falls, Illinois Welsh Rock Falls (Illinois) German Rock Falls (Illinois) Spanish Rock Falls (Illinois) Basque راکفالز، ایلینوی Persian
Rock Falls | |
|---|---|
 The Lawrence Hardware building (right) in Sterling overlooking the bridge to Rock Falls, Illinois | |
 Location of Rock Falls in Whiteside County, Illinois. | |
.svg) Location of Illinois in the United States | |
| Coordinates: 41°46′29″N 89°41′29″W / 41.77472°N 89.69139°W | |
| Country | United States |
| State | Illinois |
| County | Whiteside |
| Founded by | A.P. Smith |
| Government | |
| • Type | Mayor-council |
| • Mayor | Rodney Kleckler |
| • City Attorney | James L. Reese |
| Area | |
| • Total | 4.12 sq mi (10.68 km2) |
| • Land | 3.98 sq mi (10.32 km2) |
| • Water | 0.14 sq mi (0.36 km2) |
| Population (2020) | |
| • Total | 8,789 |
| • Density | 2,206.63/sq mi (852.02/km2) |
| Time zone | UTC−6 (CST) |
| • Summer (DST) | UTC−5 (CDT) |
| ZIP Code(s) | 61071 |
| Area code | 815 |
| FIPS code | 17-64928 |
| Wikimedia Commons | Rock Falls, Illinois |
| Website | rockfalls61071 |
Rock Falls is a city in Whiteside County, Illinois, United States. The recorded population was 8,606 at the 2020 census, down 7.12% from 9,266 in 2010. The city is located on the Rock River, directly opposite its twin city of Sterling.
- ^ "2020 U.S. Gazetteer Files". United States Census Bureau. Retrieved March 15, 2022.