Ong
- County:
- Clay County
- County Seat:
- No
- Area (mi²):
- 0.287
- State:
- Nebraska
Ong is a village located in Clay County, Nebraska. Ong has a 2026 population of 51. Ong is currently declining at a rate of -1.92% annually but its population has increased by 2% since the most recent census, which recorded a population of 50 in 2020.
The median age in Ong is 70.2 years: 70.5 years for males, and 67.3 years for females. For every 100 females there are 138.1 males.