Lone Rock 50559 Real EstateLone Rock is located in Iowa. Lone Rock, Iowa 50559has a population of 201. Lone Rock 50559 is less family-centric than the surrounding county with 20.51% of the households containing married families with children. The county average for households married with children is 26.67%. The median household income in Lone Rock, Iowa 50559 is $60,625. The median household income for the surrounding county is $54,868 compared to the national median of $57,652. The median age of people living in Lone Rock 50559 is 33.6 years. Lone Rock WeatherThe average high temperature in July is 82.2 degrees, with an average low temperature in January of 5.9 degrees. The average rainfall is approximately 32.1 inches per year, with 37.2 inches of snow per year. Lone Rock MapReal estate near Lone RockNearby CitiesNearby Cities Homes for Sale |