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Zip Code 66860 — Madison, KS

ZIP Code 66860 is associated with Madison, KS, in Greenwood County. The listed population estimate is 1,342; estimated density is 2.8 people per square mile. Among records with population estimates, it ranks #2 of 9 in Greenwood County and #295 of 699 in KS.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (38.127750, -96.165200)

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

How 66860 Compares

MetricZIP 66860Greenwood County recordsKS records
Population estimate1,3426,799 (sum)2,947,026 (sum)
Population Density2.8 /sq mi----
County population rank#2 of 9----
State population rank#295 of 699----

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 KS

ZIP CodeCityDistancePopulation estimate
ZIP 66865Olpe8.8 mi1,105
ZIP 66853Hamilton9.4 mi281
ZIP 66854Hartford13.2 mi1,007
ZIP 66852Gridley15.0 mi587
ZIP 66870Virgil16.1 mi121

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 →