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MA

Mammoth, Wyoming

Census designated place in Park County, Wyoming · ZIP 82190

  • Park County
  • Census data · ACS 2019-2023
  • 50 (2019-2023 estimate)Population
  • 30Households
  • 1ZIP codes

About Mammoth

This page shows only what has been published about Mammoth: Census facts with their sources first, then its businesses, jobs, events, people in public roles, housing and questions as they are added. Nothing here is written by the town government.

Town intelligenceOfficial sources, refreshed yearly

Population, 2010 to 2020−0.4%
2602652010: 26320102020: 2622020263262
Population of Mammoth at each census
CensusPopulation
2010263
2020262

As counted at each census, within the boundaries the area had then; the current estimate is in the glance card.

Sources: Census 2010 Summary File 1: total population, place level, state 56, retrieved November 14, 2026; Census 2020 Redistricting Data (P.L. 94-171): total population, place level, state 56, retrieved November 14, 2026.

Household income in Mammoth
Under $50k0%
$50k to $100k100%
$100k to $150k0%
$150k to $200k0%
$200k and over0%

Share of households by income, American Community Survey 5-year 2019-2023, table S1901.

Source: American Community Survey 5-year subject table S1901 (household income) 2019–2023, place level, state 56, retrieved November 14, 2026.

Housing tenure in Mammoth
Owner occupied
0 units
Renter occupied
30 units
Vacancy rate
61%

Occupied housing units by tenure and the share of all units vacant, American Community Survey 5-year 2019-2023, table DP04.

Source: American Community Survey 5-year data profile 2019–2023, place level, state 56, retrieved November 14, 2026.

Mammoth compared with its county and state
Mammoth compared with its county and state, American Community Survey 2019-2023
MeasureMammothPark CountyWyoming
Population5030,109579,761
Median household incomeNot available$70,533$74,815
Median age76.244.838.8
Median home valueNot available$374,200$285,100
Bachelor’s degree or higher72.7%35.0%29.9%
Foreign-born residents0.0%1.7%3.5%
Owner-occupied homes0.0%74.7%71.9%
Mean commute to work7.9 minutes16.3 minutes18.5 minutes

Source: American Community Survey 5-year data profile 2019–2023, place level, state 56, retrieved November 14, 2026.

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Schools

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Frequently asked about MammothPromoted from questions people asked

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Nearby towns

Other towns in Park County

All towns in Park County