
Portland
- County:
- Sumner County
- County Seat:
- No
- Area (mi²):
- 15.142
- State:
- Tennessee
Portland is a city located in Sumner County, Tennessee. Portland has a 2025 population of 13,824. Portland is currently growing at a rate of 0.9% annually and its population has increased by 4.66% since the most recent census, which recorded a population of 13,209 in 2020.
The average household income in Portland is $82,850 with a poverty rate of 12.13%. The median age in Portland is 33.7 years: 31.5 years for males, and 37.2 years for females.