Portland Real EstatePortland is located in Tennessee. Portland, Tennessee has a population of 12,258. Portland is less family-centric than the surrounding county with 31.8% of the households containing married families with children. The county average for households married with children is 33.28%. The median household income in Portland, Tennessee is $48,449. The median household income for the surrounding county is $61,584 compared to the national median of $57,652. The median age of people living in Portland is 33.1 years. Portland WeatherThe average high temperature in July is 88.3 degrees, with an average low temperature in January of 26.6 degrees. The average rainfall is approximately 51.5 inches per year, with 2.6 inches of snow per year. Portland MapReal estate near PortlandNearby CitiesNearby Cities Homes for Sale |