Sidney Real EstateSidney is located in Montana. Sidney, Montana has a population of 6,491. Sidney is more family-centric than the surrounding county with 34.26% of the households containing married families with children. The county average for households married with children is 30.56%. The median household income in Sidney, Montana is $59,958. The median household income for the surrounding county is $66,572 compared to the national median of $57,652. The median age of people living in Sidney is 35.1 years. Sidney WeatherThe average high temperature in July is 86.9 degrees, with an average low temperature in January of 7.4 degrees. The average rainfall is approximately 14.1 inches per year, with 32.5 inches of snow per year. Sidney MapReal estate near SidneyNearby CitiesNearby Cities Homes for Sale |