New Liberty
- County:
- Scott County
- County Seat:
- No
- Area (mi²):
- 0.095
- State:
- Iowa
New Liberty is a city located in Scott County, Iowa. New Liberty has a 2026 population of 141. New Liberty is currently growing at a rate of 2.17% annually and its population has increased by 2.17% since the most recent census, which recorded a population of 138 in 2020.