Home > OK > Kingfisher County > Hennessey > Zip 73742

Zip Code 73742 — Hennessey, OK

73742 is a ZIP Code associated with Hennessey, OK, located within Kingfisher. The postal region supports an estimated population of 3,906 residents across Data Pending housing units, with a population density of 6.9 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (36.096320, -97.919070)

Data MetricLocal Statistic
Postal / Zip Code73742
Primary CityHennessey
State / ProvinceOK
CountyKingfisher
Total Population3,906
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density6.9 people/sq mi
TimezoneAmerica/Chicago

How 73742 Compares

MetricZIP 73742Kingfisher CountyOK State Average
Population3,90614,7204,028,588
Median IncomeData PendingN/AN/A
Population Density6.9 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 73720Bison7.5 mi221N/A
Zip 73734Dover8.6 mi747N/A
Zip 73773Waukomis11.2 mi1,623N/A
Zip 73756Loyal13.8 mi292N/A
Zip 73735Drummond14.4 mi623N/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 →