ZIP codes in Hutchinson County

14 ZIPs touch Hutchinson County, South Dakota. The blue dashed line is the county border; orange ZIPs reach into it.

ZIP codes

cross the county line

15,363

people in these ZIPs

counties in SD

Most people

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Hutchinson County ZIP list

More counties in South Dakota

All 66 counties in South Dakota

Questions people actually ask

How many ZIP codes are in Hutchinson County, South Dakota?

14 ZIP codes reach into Hutchinson County. 12 of them are only partly in the county and also cover a neighboring county.

Which ZIP code in Hutchinson County has the most people?

57366 (Parkston) has about 2,598 residents, the most of any ZIP touching Hutchinson County, in the Census Bureau’s ACS 2020–2024 estimates.

Can a ZIP code be in Hutchinson County and another county?

Yes. ZIP codes follow mail routes, not county lines. Rows marked with a percentage show how much of that ZIP’s land is in Hutchinson County. For one address, pin the exact spot on the ZIP finder to see its county.

Where does this list come from?

ZIP areas and their county overlaps come from the Census Bureau’s 2020 ZIP Code Tabulation Area to county relationship file. PO Box ZIPs have no area, so each is placed in the county of the ZIP area nearest the town it serves.

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Updated 2026-11-10 · Where the data comes from