ZIP code · Bath · South Dakota · United States

ZIP code 57427 — Bath

ZIP code 57427 serves Bath, South Dakota.

Postal code: 57427
Single source Value from one source, not cross-checked.
City: Bath
County: Brown FIPS 46013
State: South Dakota
Country: United States
Coordinates: 45.4564, -98.3552 — precision precise (locality)
View on OpenStreetMap
Population: 512 (ZCTA, ACS 5-year)
Population density: 8 / sq mi
Land area: 61.2 sq mi (158.4 km²) (ZCTA, ACS 5-year)
Median household income: $82,308
Per-capita income: $64,321
Median age: 44.4
Households: 230
Housing units: 248
Median home value: $384,100
Congressional district: SD At-large (119th Congress)
USDA hardiness zone: 4a (-30 to -25 °F)
Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
Time zone: America/Chicago (UTC−6 / UTC−5 DST)
Area code: 605 (from the nearest rate centre)
Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.

Tools: compare 57427 with another ZIP · ZIPs within 25 miles · distance from 57427

Climate — monthly normals

Warmest month Jul (avg high 85°F), coldest Jan (avg low 2°F).

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Avg high °F	24	29	42	58	70	80	85	83	75	59	43	29
Avg low °F	2	6	19	31	44	55	60	57	47	33	19	8
Precip in	0.6	0.6	0.9	1.9	3.3	3.8	3.1	2.2	2.0	2.1	0.7	0.6

NOAA 1991–2020 climate normals from the nearest station: ABERDEEN (2.8 mi) · NOAA NCEI

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US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.

GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page

Map of ZIP code 57427

Climate — monthly normals

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