Letcher is located in South Dakota. Letcher, South Dakota 57359has a population of 786. Letcher 57359 is less family-centric than the surrounding county with 22.62% of the households containing married families with children. The county average for households married with children is 27%.
The median household income in Letcher, South Dakota 57359 is $52,024. The median household income for the surrounding county is $54,677 compared to the national median of $57,652. The median age of people living in Letcher 57359 is 45.3 years.
The average high temperature in July is 86.6 degrees, with an average low temperature in January of 9.5 degrees. The average rainfall is approximately 24.5 inches per year, with 31.9 inches of snow per year.