Newcastle, WY ZIP code
The ZIP code for Newcastle, Wyoming is 82701. It is in Weston County.
- Population in these ZIPs
- 5,459
- Avg. median income
- $90,900population-weighted
- Typical home value
- $245,100population-weighted
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Newcastle, WY ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 82701 | 5,459 | $90,922 | $245,100 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities near Newcastle
- Osage 21 mi
- Upton 27 mi
- Lance Creek 38 mi
- Sundance 47 mi
- Lusk 51 mi
- Wright 56 mi
- Moorcroft 57 mi
- Rozet 58 mi
- Beulah 60 mi
- Devils Tower 60 mi
- Shawnee 62 mi
- Lost Springs 65 mi
Frequently asked questions
What is the ZIP code for Newcastle, WY?
The ZIP code for Newcastle, WY is 82701.
What county is Newcastle, Wyoming in?
Newcastle ZIP codes are in Weston County.