Rock Island, Illinois
Rock Island is a city in Rock Island County, Illinois, with an estimated population of 36,132 in 2023. It sits at 41.4702, -90.5831 in the America/Chicago time zone.
| Field | Value |
|---|---|
| Place name | Rock Island |
| Type | city |
| State | Illinois (IL) |
| County | Rock Island County |
| Population (2023 est.) | 36,132 |
| Land area | 16.87 sq mi (43.70 km²) |
| Coordinates | 41.4702, -90.5831 |
| Time zone | America/Chicago |
| ZIP codes | 61201, 61204, 61299 |
| Telephone area codes | 309 |
ZIP codes and area codes for Rock Island
Rock Island covers 3 ZIP codes: 61201, 61204, 61299. Telephone area codes serving the area: 309. Browse all ZIP codes in Illinois for the full list.
Where is Rock Island?
Rock Island is located in Illinois, in Rock Island County. The coordinates above can be pasted directly into any map service. The nearest indexed places are listed below, which is a useful check when two states share a place name.
Nearby places
Milan 4 km · ILOak Grove 7 km · ILMoline 8 km · ILDavenport 10 km · IAAndalusia 12 km · ILRiverdale 12 km · IACoal Valley 12 km · ILBettendorf 14 km · IA
Other places in Rock Island County
Moline 41,965East Moline 20,806Silvis 7,896Milan 4,968Coal Valley 3,816Carbon Cliff 1,792Hampton 1,738Port Byron 1,627Andalusia 1,159Rapids City 938
Frequently asked questions
What county is Rock Island, IL in?
Rock Island is in Rock Island County, Illinois.
What is the population of Rock Island, IL?
The 2023 Census Bureau estimate is 36,132.
What time zone is Rock Island in?
Rock Island is in the America/Chicago time zone.