| Official Name: | Aptakisic, Illinois |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | Illinois#USA |
| Pushpin Label: | Aptakisic |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Illinois |
| Subdivision Type2: | County |
| Subdivision Name2: | Lake |
| Subdivision Type3: | Township |
| Subdivision Name3: | Vernon |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 686 |
| Coordinates: | 42.1825°N -87.9472°W |
| Area Codes: | 847 & 224 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 403584 |
Aptakisic is an unincorporated community in Lake County, Illinois, United States. Aptakisic is located along Aptakisic Road and the Canadian National Railway; it borders Buffalo Grove to the west and Lincolnshire to the east.[1]
The name Aptakisic is derived from Chief Aptakisic of the Potawatomie tribe; it is one of two unincorporated communities named in his honor, the other being Half Day.[2]