ZIP Codes of Niobrara County, WY

Population & People
Population & People
Total Population
2,289
Household Income
Household Income
Median Income
$54,330
Housing
Housing
Total Housing Units
1,389
Business & Economy
Business & Economy
Total Businesses
65
Employment
Employment
Employment Rate
51.45%
Education
Education
Bachelor's Degree+
19.13%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 4 ZIPs in this county.
Data Last Updated: June 1, 2026
ZIP Codes:4 ZIP Codes (4 Standard, 0 PO Box, 0 Unique) [See All]
Area Code:307
Timezone:Mountain (GMT -07:00)
Local Time:2:14:25 PM
Population:2,289 [See All]
FIPS:56027
Land Area:2,473 sq mi
Water Area:1 sq mi
Coordinates:42.9032, -104.4596
Quick Link:
https://www.zip-codes.com/county/wy-niobrara.asp
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Wyoming's oldest county
Median age 55.2.
Wyoming's shortest commutes
13-minute avg commute — the shortest in the state.

Standout ZIPs in this County


Most Populous
Lusk · 1,616 people
70.6% of county total
Highest Income
Lusk · $68,422 median
1.3× county average
Largest Land Area
Lusk · 1,482.3 sq mi
Spans the most ground
Fastest Growth
Lusk · -21.9% (10-yr)
2,070 → 1,616 residents
Most Educated
Lusk · 23.3% bachelor's+
324 of 1,392 adults 25+

Things worth knowing about Niobrara County


2,289 residents live across 4 ZIPs covering 2,473 sq mi, served by 4 distinct USPS-recognized cities.

Population moved from 2,416 to 2,289 from 2014 to 2024 — a -5.3% change. 3 ZIPs gained residents, 1 lost.

The county's wealthiest ZIP 82225 (Lusk, $68,422 median) and poorest ZIP 82227 (Manville, $31,827) are 28.0 miles apart — a 2.1× income gap across local geography.

Median home values vary 4.4× across this county — from $73,800 in 82227 (Manville) to $324,300 in 82242 (Van Tassell).

Density varies across the county — from 0 people/sq mi in 82222 (Lance Creek) to 2 in 82242 (Van Tassell).

Educational attainment ranges from 3.1% bachelor's+ in 82222 (Lance Creek) to 23.3% in 82225 (Lusk) — the breadth of educational profiles across the area.

Within Wyoming, this is the #25 most populous of 28 counties and ranks #27 for median household income .

Weighted by population, the typical household earns about $61,787 across the county — reflecting what a typical resident sees, not a simple ZIP average.

19.1% of adults age 25+ hold a bachelor's degree or higher (370 of 1,934 reporting).

4 Standard delivery, 0 PO Box only, 0 single-entity Unique ZIPs serve this county.

Stories about Niobrara County


Big & sparse

A frontier county — vast land area with only a few residents per square mile. Daily life looks very different here than in the country's denser counties.

Total area
2,473
square miles
Avg density
0.9
people per sq mi
Population
2,289
across 4 ZIPs
Lusk
1,482.3 sq mi
1,616 residents
Lance Creek
612.5 sq mi
161 residents
Manville
308.5 sq mi
363 residents

Single-ZIP anchor

One ZIP holds the majority of this county's population — a sign of a county built around a single city or town.

Lusk

Population decline

Niobrara County lost 5.3% of residents between 2014 and 2024. ZIPs that shed the largest share:

Lusk
-21.9%
2,070 → 1,616 residents

All ZIP Codes in Niobrara County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
82225LuskStandard1,616$68,4221,482.3-21.9%
82227ManvilleStandard363$31,827308.5125.5%
82222Lance CreekStandard161$62,742612.53.9%
82242Van TassellStandard14970.0396.7%

Adjacent & Nearby Counties