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Zip Code 66860 — Madison, KS

66860 is a ZIP Code associated with Madison, KS, located within Greenwood. The postal region supports an estimated population of 1,342 residents across Data Pending housing units, with a population density of 2.8 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (38.127750, -96.165200)

Data MetricLocal Statistic
Postal / Zip Code66860
Primary CityMadison
State / ProvinceKS
CountyGreenwood
Total Population1,342
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density2.8 people/sq mi
TimezoneAmerica/Chicago

How 66860 Compares

MetricZIP 66860Greenwood CountyKS State Average
Population1,3426,7992,947,026
Median IncomeData PendingN/AN/A
Population Density2.8 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 66865Olpe8.8 mi1,105N/A
Zip 66853Hamilton9.4 mi281N/A
Zip 66854Hartford13.2 mi1,007N/A
Zip 66852Gridley15.0 mi587N/A
Zip 66870Virgil16.1 mi121N/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 →