Marriott Slaterville Real EstateMarriott Slaterville is located in Utah. Marriott Slaterville, Utah has a population of 42,748. The median household income in Marriott Slaterville, Utah is $43,361. The median household income for the surrounding county is $62,036 compared to the national median of $57,652. The median age of people living in Marriott Slaterville is 31 years. Marriott Slaterville WeatherThe average high temperature in July is 90.2 degrees, with an average low temperature in January of 21.2 degrees. The average rainfall is approximately 21.2 inches per year, with 22.8 inches of snow per year. Marriott Slaterville MapReal estate near Marriott SlatervilleNearby CitiesNearby Cities Homes for Sale |