| Official Name: | Rainbow Hills, Illinois |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | Illinois#USA |
| Pushpin Label: | Rainbow Hills |
| Pushpin Label Position: | left |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Illinois |
| Subdivision Type2: | County |
| Subdivision Name2: | Kane |
| Subdivision Type3: | Township |
| Subdivision Name3: | St. Charles |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 837 |
| Coordinates: | 41.9194°N -88.37°W |
| Area Code: | 630 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 416354 |
Rainbow Hills is an unincorporated community in Kane County, Illinois, United States. It is located near the intersection of Peck Road and Illinois Route 64, and is also near the Disc Golf Course in St Charles.