| Official Name: | Hagarstown, Illinois |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | Illinois#USA |
| Pushpin Label: | Hagarstown |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Illinois |
| Subdivision Type2: | County |
| Subdivision Name2: | Fayette |
| Subdivision Type3: | Township |
| Subdivision Name3: | Bear Grove |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 531 |
| Coordinates: | 38.9433°N -89.1683°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 62247 |
| Area Code: | 618 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 409606[1] |
Hagarstown is an unincorporated community in Fayette County, Illinois, United States. Hagarstown is 4.5miles southwest of Vandalia. Hagarstown has a post office with ZIP code 62247.[2]