Wyoming 2015 Population By County
Updated on June 22, 2021.

According to the US Census Bureau population estimates, there were 585,613 people living in Wyoming in 2015. Laramie County was the most populated county with 96,969 residents, followed by Natrona County with 82,137 residents, and Campbell County with 49,258 residents. Niobrara County with a population of 2,496 was the least populated county in Wyoming in 2015.

Use the map below to interactively explore the population of each county in Wyoming in 2015. The data can also be explored further by sorting and filtering with the table below.

Wyoming 2015 Population By County
See also Population estimate for other years:
Table of Wyoming 2015 Population By County
Items per page:
0 of 0
County Population % of State Population
Albany 37,960 6.48%
Big Horn 11,945 2.04%
Campbell 49,258 8.41%
Carbon 15,613 2.67%
Converse 14,297 2.44%
Crook 7,435 1.27%
Fremont 40,219 6.87%
Goshen 13,542 2.31%
Hot Springs 4,716 0.81%
Johnson 8,611 1.47%
Laramie 96,969 16.56%
Lincoln 18,747 3.20%
Natrona 82,137 14.03%
Niobrara 2,496 0.43%
Park 28,928 4.94%
Platte 8,798 1.50%
Sheridan 29,883 5.10%
Sublette 10,044 1.72%
Sweetwater 44,719 7.64%
Teton 23,047 3.94%
Uinta 20,763 3.55%
Washakie 8,278 1.41%
Weston 7,208 1.23%