
Cincinnati
- County:
- Washington County
- County Seat:
- No
- Area (mi²):
- 7.479
- State:
- Arkansas
Cincinnati is a CDP located in Washington County, Arkansas. Cincinnati has a 2025 population of 774. Cincinnati is currently growing at a rate of 7.2% annually and its population has increased by 67.53% since the most recent census, which recorded a population of 462 in 2020.
The average household income in Cincinnati is $64,176 with a poverty rate of 1.49%. The median age in Cincinnati is 38.6 years: 38.4 years for males, and 48.3 years for females.