| Official Name: | Sedley, Indiana |
| Pushpin Map: | Indiana#USA |
| Pushpin Label: | Sedley |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Indiana |
| Subdivision Type2: | County |
| Subdivision Name2: | Porter |
| Subdivision Type3: | Township |
| Subdivision Name3: | Union |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Coordinates: | 41.4886°N -87.1575°W |
| Elevation Ft: | 689 |
| Postal Code Type: | ZIP code |
| Postal Code: | 46385 |
| Area Code: | 219 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 443195 |
Sedley is an unincorporated community in Union Township, Porter County, in the U.S. state of Indiana.
A post office was established at Sedley in 1883, and remained in operation until 1910.[1] The community was a station on the Grand Trunk Railroad.[2]