| Official Name: | Island Grove, Illinois |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | Illinois#USA |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Illinois |
| Subdivision Type2: | County |
| Subdivision Name2: | Sangamon |
| Subdivision Type3: | Township |
| Subdivision Name3: | New Berlin |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 659 |
| Coordinates: | 39.7242°N -89.9608°W |
| Area Code: | 217 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 422842 |
Island Grove is an unincorporated community in New Berlin Township Sangamon County, Illinois, United States. Island Grove is located on County Route 1613, (Old Route 36) 2.7miles west of New Berlin.[1]