Boulder Flag

Boulder

County:
Sublette County
County Seat:
No
Area (mi²):
1.887
State:
Wyoming

Boulder is a CDP located in Sublette County, Wyoming. Boulder has a 2025 population of 6. Boulder is currently declining at a rate of -68.42% annually and its population has decreased by -76% since the most recent census, which recorded a population of 25 in 2020.

6
Total Population
3
Density (mi²)
-13 -68.42%
Growth

Boulder Population

Boulder Population

Data after 2023 is projected based on recent change

Demographics

Population by Race

Race
Population
Percentage (of total)
No results.

Boulder Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)