Marquette Real EstateMarquette is located in Iowa. Marquette, Iowa has a population of 410. Marquette is less family-centric than the surrounding county with 24.04% of the households containing married families with children. The county average for households married with children is 26.31%. The median household income in Marquette, Iowa is $40,000. The median household income for the surrounding county is $51,114 compared to the national median of $57,652. The median age of people living in Marquette is 49.5 years. Marquette WeatherThe average high temperature in July is 83.8 degrees, with an average low temperature in January of 8.7 degrees. The average rainfall is approximately 35.2 inches per year, with 33.2 inches of snow per year. Marquette MapReal estate near MarquetteNearby CitiesNearby Cities Homes for Sale |