| Okreek | |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | South Dakota#USA |
| Pushpin Map Caption: | Location within the state of South Dakota |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | South Dakota |
| Subdivision Type2: | County |
| Subdivision Name2: | Todd |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Km2: | 116.67 |
| Area Land Km2: | 116.55 |
| Area Water Km2: | 0.12 |
| Population As Of: | 2020 |
| Population Footnotes: | [2] |
| Population Total: | 190 |
| Population Density Km2: | 1.63 |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 2346 |
| Coordinates: | 43.3533°N -100.3825°W |
| Postal Code Type: | ZIP codes |
| Postal Code: | 57563 |
| Blank Name: | FIPS code |
| Blank Info: | 46-46660 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 2584563 |
| Area Total Sq Mi: | 45.05 |
| Area Land Sq Mi: | 45.00 |
| Area Water Sq Mi: | 0.04 |
| Population Density Sq Mi: | 4.22 |
Okreek is an unincorporated community in Todd County, South Dakota, United States. As of the 2020 Census, the population was 190.[3] The town is wholly within the jurisdiction of the Rosebud Indian Reservation, and the populace is almost entirely Sioux-American. Okreek consists primarily of two long blocks of inhabited tract housing, and has about 30 private telephone subscribers within town limits. There is also an elementary school and a Post Office which has been assigned the ZIP Code of 57563.[4]
The name Okreek is a corruption of Oak Creek, a stream near the town site.[5]