| Official Name: | Judson, Indiana |
| Pushpin Map: | Indiana#USA |
| Pushpin Label: | Judson |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Indiana |
| Subdivision Type2: | County |
| Subdivision Name2: | Howard |
| Subdivision Type3: | Township |
| Subdivision Name3: | Ervin |
| Population As Of: | 2006 |
| Population Total: | 61 |
| Coordinates: | 40.5039°N -86.2714°W |
| Elevation Ft: | 810 |
| Postal Code Type: | ZIP code |
| Postal Code: | 46901 |
| Blank Name: | FIPS code |
| Blank Info: | 18-39060[1] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 437138 |
Judson (Also called Poplar Grove) is an unincorporated community in Ervin Township, Howard County, Indiana, United States. It is part of the Kokomo, Indiana Metropolitan Statistical Area.