U.S. ZIP Code tools

57437 · ZIP Code · Eureka SD

ZIP Code
57437

Eureka, SD

City / locality
Eureka
State
South Dakota
ZIP Code type
Type not provided
Latitude
45.7707
Longitude
-99.3308
Coordinate source
GeoNames Postal
Source
GeoNames Postal
Source year
Inherited source snapshot

Some U.S. place names and coordinates come from GeoNames as geographic references. They are not confirmation of the USPS preferred mailing city.

ZCTAs are Census statistical areas. Their boundaries do not represent every USPS ZIP Code or an exact postal delivery boundary.

ZIP Code map

ZCTAs are Census statistical areas. Their boundaries do not represent every USPS ZIP Code or an exact postal delivery boundary.

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Population & demographics

acs/acs5 · 2024

Population & demographics

ACS figures are five-year statistical estimates for a ZCTA. They do not describe individual addresses; consider the margin of error when comparing values.

Estimated population

1,074People · Margin of error ±124

Median age

63.3Years · Margin of error ±3.7

Median household income

49,276USD · Margin of error ±14,031

Total households

556Households · Margin of error ±63

County

Verified ZIP-to-county crosswalk data is not currently available.

Nearby postal codes

ZIP CodeCity / localityStateDistance calculator
57457Long LakeSD8.48 Miles / 13.64 km
57448HosmerSD15.82 Miles / 25.45 km
57456LeolaSD19.09 Miles / 30.72 km
58413AshleyND19.57 Miles / 31.49 km
57471RoscoeSD23.74 Miles / 38.21 km
58581ZeelandND26.73 Miles / 43.02 km
57428BowdleSD26.94 Miles / 43.36 km
57451IpswichSD26.97 Miles / 43.41 km
58439ForbesND29.95 Miles / 48.20 km
58495WishekND32.09 Miles / 51.65 km

Source

GeoNames Postal

Source year: Source vintage not supplied

GeoNames Postal

U.S. Census Bureau Gazetteer

Source year: 2026 Gazetteer

U.S. Census Bureau Gazetteer

U.S. Census Bureau ZCTA cartographic boundaries

Source year: 2020 Census ZCTA cartographic

U.S. Census Bureau ZCTA cartographic boundaries

U.S. Census Bureau ACS 5-year

Source year: 2024 ACS 5-year

U.S. Census Bureau ACS 5-year