Home > KS > Lyon County > Olpe > Zip 66865

Zip Code 66865 — Olpe, KS

ZIP Code 66865 is associated with Olpe, KS, in Lyon County. The listed population estimate is 1,105; estimated density is 2.9 people per square mile. Among records with population estimates, it ranks #3 of 8 in Lyon County and #319 of 699 in KS.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (38.218100, -96.279930)

Data MetricLocal Statistic
Postal / Zip Code66865
Primary CityOlpe
State / ProvinceKS
CountyLyon
Total Population1,105
Population Density2.9 people/sq mi
TimezoneAmerica/Chicago

How 66865 Compares

MetricZIP 66865Lyon County recordsKS records
Population estimate1,10532,738 (sum)2,947,026 (sum)
Population Density2.9 /sq mi----
County population rank#3 of 8----
State population rank#319 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 66860Madison8.8 mi1,342
ZIP 66845Cottonwood Falls13.5 mi1,237
ZIP 66801Emporia13.7 mi27,585
ZIP 66853Hamilton14.8 mi281
ZIP 66862Matfield Green15.5 mi68

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 →