| Sumner, Oklahoma | |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | USA Oklahoma#USA |
| Pushpin Map Caption: | Location within the state of Oklahoma |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Oklahoma |
| Subdivision Type2: | County |
| Subdivision Name2: | Noble |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Km2: | 0.38 |
| Area Land Km2: | 0.38 |
| Area Water Km2: | 0.00 |
| Population As Of: | 2020 |
| Population Total: | 35 |
| Population Density Km2: | 92.87 |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 938 |
| Coordinates: | 36.3189°N -97.1214°W |
| Postal Code Type: | ZIP codes |
| Blank Name: | FIPS code |
| Blank Info: | 40-71500 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 2812860 |
| Area Total Sq Mi: | 0.15 |
| Area Land Sq Mi: | 0.15 |
| Area Water Sq Mi: | 0.00 |
| Population Density Sq Mi: | 239.73 |
Sumner is a community and Census Designated Place located in Noble County, Oklahoma, United States, ten miles east of Perry and two miles north of U.S. Route 64. Established prior to statehood along the St. Louis-San Francisco Railway, the post office opened on May 23, 1894. The town was named for Henry T. Sumner, a businessman from Perry. Per the 1905 Oklahoma Territorial Census, Sumner had sixty-four residents. The post office closed July 27, 1957.
The town currently has a population of approximately fifty. At its peak the town had a bank, post office, two churches, a school, a grain elevator, and a train stop. Currently, the only significant buildings still in use are the Baptist church, the Christian church and the school.