Home > WY > Weston County > Newcastle > Zip 82701

Zip Code 82701 — Newcastle, WY

82701 is a ZIP Code associated with Newcastle, WY, located within Weston. 82701 ranks #1 out of 3 ZIP codes in Weston County by population (and #26 out of 179 in WY). The area supports an estimated population of 5,459 residents across Data Pending housing units, with a population density of 1.2 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (43.711850, -104.445100)

Data MetricLocal Statistic
Postal / Zip Code82701
Primary CityNewcastle
State / ProvinceWY
CountyWeston
Total Population5,459
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density1.2 people/sq mi
TimezoneAmerica/Denver

How 82701 Compares

MetricZIP 82701Weston CountyWY State Average
Population5,4597,021 (Total)582,289 (Total)
Average ZIP IncomeData PendingN/AN/A
Population Density1.2 /sq mi----
County Pop Rank#1 of 3----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 82723Osage19.2 mi140N/A
Zip 82730Upton26.2 mi1,422N/A
Zip 82222Lance Creek39.3 mi161N/A
Zip 82729Sundance45.1 mi2,331N/A
Zip 82225Lusk52.8 mi1,616N/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 →