Gallatin Gateway Real EstateGallatin Gateway is located in Montana. Gallatin Gateway, Montana has a population of 892. Gallatin Gateway is less family-centric than the surrounding county with 33.07% of the households containing married families with children. The county average for households married with children is 36.7%. The median household income in Gallatin Gateway, Montana is $64,417. The median household income for the surrounding county is $59,397 compared to the national median of $57,652. The median age of people living in Gallatin Gateway is 41.2 years. Gallatin Gateway WeatherThe average high temperature in July is 82.3 degrees, with an average low temperature in January of 10 degrees. The average rainfall is approximately 17.7 inches per year, with 75.1 inches of snow per year. Gallatin Gateway MapReal estate near Gallatin GatewayNearby CitiesNearby Cities Homes for Sale |