| Official Name: | Prosper, North Dakota |
| Pushpin Map: | North Dakota#USA |
| Pushpin Label: | Prosper |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | North Dakota |
| Subdivision Type2: | County |
| Subdivision Name2: | Cass |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 902 |
| Coordinates: | 46.9631°N -97.0197°W |
| Area Code: | 701 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 1030817 |
Prosper is an unincorporated community in Cass County, in the U.S. state of North Dakota.
Prosper had its start in 1911 when the railroad was extended to that point.[1] A post office was established at Prosper in 1913, and remained in operation until 1968.[2]