Ottumwa 52501 Real EstateOttumwa is located in Iowa. Ottumwa, Iowa 52501has a population of 25,379. Ottumwa 52501 is less family-centric than the surrounding county with 26.38% of the households containing married families with children. The county average for households married with children is 26.47%. The median household income in Ottumwa, Iowa 52501 is $48,198. The median household income for the surrounding county is $51,222 compared to the national median of $69,021. The median age of people living in Ottumwa 52501 is 37.7 years. Ottumwa WeatherThe average high temperature in July is 85.2 degrees, with an average low temperature in January of 13.6 degrees. The average rainfall is approximately 38.7 inches per year, with 24.8 inches of snow per year. Ottumwa MapReal estate near OttumwaNearby CitiesNearby Cities Homes for Sale |