Home > WY > Natrona County > Casper > Zip 82609

Zip Code 82609 — Casper, WY

82609 is a ZIP Code associated with Casper, WY, located within Natrona. 82609 ranks #3 out of 12 ZIP codes in Natrona County by population (and #11 out of 179 in WY). The area supports an estimated population of 18,714 residents across Data Pending housing units, with a population density of 110.8 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (42.777730, -106.189370)

Data MetricLocal Statistic
Postal / Zip Code82609
Primary CityCasper
State / ProvinceWY
CountyNatrona
Total Population18,714
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density110.8 people/sq mi
TimezoneAmerica/Denver

How 82609 Compares

MetricZIP 82609Natrona CountyWY State Average
Population18,71479,937 (Total)582,289 (Total)
Average ZIP IncomeData PendingN/AN/A
Population Density110.8 /sq mi----
County Pop Rank#3 of 12----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 82636Evansville4.6 mi4,259N/A
Zip 82644Mills10.4 mi2,098N/A
Zip 82637Glenrock15.6 mi4,425N/A
Zip 82601Casper21.4 mi26,721N/A
Zip 82604Casper28.0 mi27,487N/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 →