Prairie Island
- County:
- Merrick County
- County Seat:
- No
- Area (mi²):
- 12.198
- State:
- Nebraska
Prairie Island is located in Merrick County, Nebraska. Prairie Island has a 2025 population of 83 . Prairie Island is currently declining at a rate of 0% annually and its population has increased by 1.22% since the most recent census, which recorded a population of 82 in 2020.
The median age in Prairie Island is 44.8 years: 71.1 years for males, and 21.5 years for females. For every 100 females there are 141.2 males.