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Zip Code 66554 — Randolph, KS

ZIP Code 66554 is associated with Randolph, KS, in Riley County. The listed population estimate is 770; estimated density is 2.9 people per square mile. Among records with population estimates, it ranks #8 of 8 in Riley County and #382 of 699 in KS.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (39.488990, -96.784450)

Data MetricLocal Statistic
Postal / Zip Code66554
Primary CityRandolph
State / ProvinceKS
CountyRiley
Total Population770
Population Density2.9 people/sq mi
TimezoneAmerica/Chicago

How 66554 Compares

MetricZIP 66554Riley County recordsKS records
Population estimate77085,670 (sum)2,947,026 (sum)
Population Density2.9 /sq mi----
County population rank#8 of 8----
State population rank#382 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 66449Leonardville8.0 mi937
ZIP 67447Green10.0 mi207
ZIP 66520Olsburg10.5 mi635
ZIP 66531Riley12.6 mi1,256
ZIP 66548Waterville12.9 mi975

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 →