Mammoth Flag

Mammoth

County:
Park County
County Seat:
No
Area (mi²):
0.788
State:
Wyoming

Mammoth is a CDP located in Park County, Wyoming. Mammoth has a 2025 population of 20. Mammoth is currently declining at a rate of -45.95% annually and its population has decreased by -75.9% since the most recent census, which recorded a population of 83 in 2020.

The median age in Mammoth is 76.2 years: 76.4 years for males, and 46.5 years for females.

20
Total Population
25
Density (mi²)
-17 -45.95%
Growth

Mammoth Population

Mammoth Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Mammoth includes 96% White, and smaller percentages for and multiracial populations.

Population by Race

White (96.0%)

Two or more races (4.0%)

Race
Population
Percentage (of total)
White4896%
Two or more races24%

Mammoth Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Nearby Cities

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)