Spencer Real EstateSpencer is located in Iowa. Spencer, Iowa has a population of 11,292. Spencer is less family-centric than the surrounding county with 25.52% of the households containing married families with children. The county average for households married with children is 27.02%. The median household income in Spencer, Iowa is $45,313. The median household income for the surrounding county is $52,307 compared to the national median of $69,021. The median age of people living in Spencer is 40.8 years. Spencer WeatherThe average high temperature in July is 83.8 degrees, with an average low temperature in January of 6 degrees. The average rainfall is approximately 29.2 inches per year, with 34.1 inches of snow per year. Spencer MapReal estate near SpencerNearby CitiesNearby Cities Homes for Sale |