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What are the fastest-growing counties in Wyoming?

Crook County (+9.3%), Lincoln County (+7.8%) and Sheridan County (+7.2%) grew fastest in Wyoming between 2020 and 2025.

Wyoming as a whole grew 1.9% between 2020 and 2025, to 588,753 residents.

Data as of 2025 · updated

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All 23 Wyoming counties ranked

Wyoming counties by population growth
RankCountyResidents 2025Change 2020–25Net migration per 1,000, 2025New homes per 1,000, 2025
1Crook County7,852+9.3%6.02.2
2Lincoln County21,180+7.8%6.911.4
3Sheridan County33,241+7.2%9.612.7
4Johnson County8,908+5.2%12.01.7
5Park County31,171+5.1%3.15.8
6Big Horn County12,024+4.7%2.01.7
7Albany County38,558+3.9%−6.12.8
8Laramie County102,938+2.2%11.25.4
9Sublette County8,929+2.2%−1.711.5
10Campbell County48,145+2.1%−4.60.4
11Uinta County20,728+1.3%1.52.8
12Goshen County12,640+1.0%3.90.2
13Fremont County39,464+0.7%−1.80.5
14Converse County13,824+0.6%1.50.7
15Weston County6,840+0.3%−1.00.1
16Natrona County80,526+0.3%4.22.5
17Platte County8,634+0.0%9.33.9
18Teton County23,333−0.2%−10.86.7
19Hot Springs County4,600−0.5%12.80.0
20Washakie County7,597−0.8%1.20.5
21Sweetwater County41,267−2.2%−4.00.8
22Carbon County14,013−3.4%−4.22.1
23Niobrara County2,341−4.5%11.10.0

Ranked by the change in Census Bureau population estimates, 2020–2025.

Statewide totals

More county rankings for Wyoming

Metro areas

Fastest-growing metro areas in the U.S.

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Questions

Is Wyoming growing?

Wyoming as a whole grew 1.9% between 2020 and 2025, to 588,753 residents. Statewide figures add up its counties.

What is the fastest-growing county in Wyoming?

Crook County, which grew 9.3% between 2020 and 2025 to 7,852 residents (Census Bureau population estimates). Lincoln County (+7.8%) and Sheridan County (+7.2%) came next.

Which Wyoming counties are losing population?

6 of the 23 ranked counties had fewer residents in 2025 than in 2020. The steepest declines: Niobrara County (−4.5%), Carbon County (−3.4%), Sweetwater County (−2.2%).

Where are people moving in Wyoming?

For their size, Hot Springs County (12.8 per 1,000 residents), Johnson County (12.0 per 1,000 residents) and Laramie County (11.2 per 1,000 residents) drew the most net domestic migration (people moving in from other U.S. counties minus people moving out) in 2025.

Fastest-growing counties in other states

Across the U.S.

Sources and method

Each number shows its own period. Changes compare the latest period with five years earlier (or the earliest period available). Beacon CRE last refreshed these figures on 2026-11-05. Figures come from public federal statistics and are informational only, not investment advice. Check the source before relying on a number. Methodology: how we compute every number. More on every layer: data sources and licences.