Home > SD > Day County > Webster > Zip 57274

Zip Code 57274 — Webster, SD

ZIP Code 57274 is associated with Webster, SD, in Day County. The listed population estimate is 2,621; estimated density is 2.7 people per square mile. Among records with population estimates, it ranks #1 of 7 in Day County and #54 of 372 in SD.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (45.309430, -97.555330)

Data MetricLocal Statistic
Postal / Zip Code57274
Primary CityWebster
State / ProvinceSD
CountyDay
Total Population2,621
Population Density2.7 people/sq mi
TimezoneAmerica/Chicago

How 57274 Compares

MetricZIP 57274Day County recordsSD records
Population estimate2,6215,426 (sum)906,188 (sum)
Population Density2.7 /sq mi----
County population rank#1 of 7----
State population rank#54 of 372----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in SD

ZIP CodeCityDistancePopulation estimate
ZIP 57219Bristol12.0 mi552
ZIP 57273Waubay13.7 mi1,165
ZIP 57272Wallace15.2 mi201
ZIP 57468Pierpont16.2 mi279
ZIP 57261Roslyn16.2 mi277

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →