| Official Name: | Reader, Illinois |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | Illinois#USA |
| Pushpin Label: | Reader |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Illinois |
| Subdivision Type2: | County |
| Subdivision Name2: | Macoupin |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 581 |
| Coordinates: | 39.3056°N -90.0408°W |
| Area Code: | 217 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 423105 |
Reader (also Reeders) is an unincorporated community in Western Mound Township, Macoupin County, Illinois, United States. Its altitude is 581 feet (177 m), and it is located at 39.3056°N -90.0408°W (39.3056022, -90.0409405).