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County ProfileSD

McCook County

Population: 5,682 · 5 ZIP codes

Demographics

Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.

People
Total population
5,682
People
Median age
39.5
Housing
Total households
2,221
Income
Median household income
$83,852
Housing
Total housing units
2,473
Employment
Employment rate
68.2%
Education
Bachelor’s degree or higher
29.9%
Healthcare
Insured population
92.2%
County details
Local time 01:14:10(CT)
NameMcCook
Total ZIP codes5total
ZIP codes (by type)
5 Standard
Area code605
TimezoneCentral Time (CT)
Coordinates43.6804155, -97.3580479
Land area574.2 sq miles(1,487.2 km²)

Map of McCook county, South Dakota with ZIP codes

Map of McCook County, South Dakota and ZIP codes

Cities and Communities in McCook County

Compare the largest cities in McCook County by population, median income, and growth. Use the table below to analyze key demographic shifts across the region.

CityPopulation
Median incomeHousehold
ZIP codes
Salem1,325$74,8811ZIPs
Canistota631$76,2501ZIPs
Bridgewater511$47,0831ZIPs
Montrose468$78,1251ZIPs
Spencer136$67,1881ZIPs

Data unavailable or suppressed by the U.S. Census Bureau for areas with small sample sizes to protect individual privacy.

ZIP Codes in McCook County

Review the most populated postal areas across McCook County. Use the ranking below to compare resident density and demographic scales between the county's major zones.

ZIPCity
Median incomeHousehold
Population (ZIP)
57058Salem$84,2862,011
57012Canistota$94,3751,217
57319Bridgewater$69,7921,037
57048Montrose$84,0811,025
57374Spencer$79,167333

Data Sources & Citations

The geographic and demographic information presented on this site is compiled from publicly available, authoritative sources, including:

  • United States Census BureauDemographic, population, housing, and socioeconomic data sourced from Census Bureau datasets, including the Decennial Census and the American Community Survey (ACS).Census Data
  • United States Postal Service (USPS)ZIP code classifications, delivery types, and postal designations used for reference purposes. USPS ZIP codes are intended for mail delivery and may not always align exactly with Census geographic boundaries.USPS