Wyoming County Maps
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Wyoming has 23 counties, a population of 576,851 residents, about 176 zip codes and 55 public school districts. Those counties vary widely in population, school enrollment, zip code coverage and local boundary structure. Laramie County has the largest population in the state, while Niobrara County has the smallest. Browse the map, population, zip codes, school districts, county subdivisions and county list sections below to explore further. Or, simply start typing in the box below to go directly to that county.
Interactive Wyoming County Map
This Wyoming county map preview highlights population-by-county context, ZIP code coverage, school districts, and local boundary structure. Full statewide and county-level data packages are available when you need complete downloadable datasets. Click or tap any county to view its maps, trends and data.
Start with a free preview, or go straight to the full Wyoming dataset .
Wyoming Population By County
Wyoming's population was 576,851 in 2020, up 13,225 (2.35%) residents from 2010. Laramie County had the largest population in the state with 100,512 people. Natrona and Campbell Counties also stand out as major population centers. Niobrara County was the least populated area in Wyoming with only 2,467 residents. The table below compares Wyoming county populations and recent population trends.
The Most Populated Counties In Wyoming
| County | Population | Trend (2010-2020) |
|---|---|---|
| Laramie County | 100,512 | ▴ 9.56% |
| Natrona County | 79,955 | ▴ 5.97% |
| Campbell County | 47,026 | ▴ 1.94% |
| Sweetwater County | 42,272 | ▾ 3.50% |
| Fremont County | 39,234 | ▾ 2.22% |
| Download all county population data | ||
County populations reflect the latest state serving context (2020).
Wyoming County Map With ZIP Codes
Wyoming has about 176 zip codes statewide. Lincoln County contains the most zip codes, with 15. County-level zip code maps give a faster and clearer way to understand local coverage as zip boundaries can span county and municipal lines. The maps below highlight a few Wyoming counties.
Wyoming School Districts By County
Wyoming has 55 public school districts with 94,945 students enrolled as of 2024. Fremont County has the highest district count in the state. Laramie County has the largest total school enrollment. Niobrara County posted the largest recent enrollment gain. The table below compares county level school district totals and recent enrollment trends across the state.
Largest School Districts in Wyoming
| County | Districts | Enrollment | Trend |
|---|---|---|---|
| Fremont County | 7 | 5,817 | ▾ 3.24% |
| Park County | 6 | 5,843 | ▾ 1.20% |
| Goshen County | 4 | 3,624 | ▴ 0.28% |
| Big Horn County | 4 | 2,657 | ▴ 0.80% |
| Sheridan County | 3 | 4,781 | ▴ 1.34% |
| Download all school district data | |||
School district enrollment and trend values reflect the most recent state-level context (2024).
Wyoming County Map With County Subdivisions
Wyoming has about 71 county subdivisions statewide. These boundaries add another layer of local detail and help show how subdivision lines fit inside county boundaries. The previews below highlight a few counties with available subdivision map coverage.
Get the Full Wyoming Data Package
The sections above provide a preview of Wyoming county maps and county-level data. The full package includes complete statewide coverage with ready-to-use files for mapping, planning, and analysis.
Everything is organized to save hours of data collection, cleanup, and integration work.
- County map exports and boundary coverage for every county in Wyoming
- Statewide GIS layers for ZIP codes, subdivisions, school districts, roads, water, and political boundaries
- Population, demographics, school, housing, and trend context aligned across counties
- Database files, map-ready exports, and documentation designed for faster research workflows
Includes GIS layers, maps, demographics, analytics, database files and planning tools.