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Rockham, SD 57470 has a population of approximately 99 and experiences a population change rate of -51.71%. The population density is 0.7 / sq mi .
The median household income for Rockham, SD 57470 is $77,656, with 25 households and an average household size of 2.36.
The median value of a home in Rockham, SD 57470 is $65,400 with an appreciation rate of 17.20%. 26.98% of housing in the state is owned while 12.70% is rented.
The cost of living in Rockham, SD 57470 is 77.1 %.
The unemployment rate in Rockham, SD 57470 is 1.90%, and recent job growth is at 3.01%. Future job growth is projected at 45.27%.
The sales tax rate in Rockham, SD 57470 is 4.50%, while the income tax rate is 0.00% .
School expenditures in Rockham, SD 57470 are $31,671, and the school ratio is 12.2:1.
The average high temperature in July is 85.2 degrees, with an average low temperature in January of 3.4 degrees. The average rainfall is approximately 21.7 inches per year, with 32 inches of snow per year.