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Zip Code 57454 — Langford, SD

ZIP Code 57454 is associated with Langford, SD, in Marshall County. The listed population estimate is 732; estimated density is 1.9 people per square mile. Among records with population estimates, it ranks #3 of 6 in Marshall County and #170 of 372 in SD.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (45.610580, -97.772860)

Data MetricLocal Statistic
Postal / Zip Code57454
Primary CityLangford
State / ProvinceSD
CountyMarshall
Total Population732
Population Density1.9 people/sq mi
TimezoneAmerica/Chicago

How 57454 Compares

MetricZIP 57454Marshall County recordsSD records
Population estimate7324,261 (sum)906,188 (sum)
Population Density1.9 /sq mi----
County population rank#3 of 6----
State population rank#170 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 57468Pierpont7.8 mi279
ZIP 57421Amherst11.6 mi75
ZIP 57432Claremont13.2 mi507
ZIP 57261Roslyn14.3 mi277
ZIP 57430Britton14.8 mi1,828

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 →