Home > KS > Marshall County > Frankfort > Zip 66427

Zip Code 66427 — Frankfort, KS

66427 is a ZIP Code associated with Frankfort, KS, located within Marshall. The postal region supports an estimated population of 1,334 residents across Data Pending housing units, with a population density of 2.4 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (39.662610, -96.449000)

Data MetricLocal Statistic
Postal / Zip Code66427
Primary CityFrankfort
State / ProvinceKS
CountyMarshall
Total Population1,334
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density2.4 people/sq mi
TimezoneAmerica/Chicago

How 66427 Compares

MetricZIP 66427Marshall CountyKS State Average
Population1,33410,1652,947,026
Median IncomeData PendingN/AN/A
Population Density2.4 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 66544Vermillion9.3 mi287N/A
Zip 66411Blue Rapids10.2 mi1,127N/A
Zip 66438Home12.1 mi200N/A
Zip 66406Beattie16.0 mi365N/A
Zip 66549Westmoreland16.1 mi1,526N/A

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 →