ZIP Code
ZIP Code 57631
Glenham, Walworth County, South Dakota SD
Population
364
Density
1.1/sq mi
Timezone
America/Chicago
Safety Score
50
50
Average
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Overview
ZIP code 57631 is located in Glenham, Walworth County, South Dakota. The area has a population of approximately 364 residents with a population density of 1.1 per square mile. It is in the America/Chicago timezone.