Mammoth Lakes Population

1880–2026

6,798

2026 projection

6% since 2020 (decrease)

02K4K6K8K10K18801900192019401960198020002020

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Mammoth Lakes. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20266,798-691.00%
20256,867-921.32%
20246,959-2163.01%
20237,175+470.66%
20227,128-1492.05%
20217,277+440.61%
20207,233-1,05912.77%
20198,292+340.41%
20188,258+410.50%
20178,217+320.39%

Showing 10 of 21 years.

Mammoth Lakes Demographics

41.3median age

Median age

Female40.3 yrs
Male46.4 yrs

Adults

6,044
1,093 seniors · 18%4,951 other adults

Sex

Female 48.1% · 3,468Male 51.9% · 3,746

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 72 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Mammoth Lakes Income

$98,056median household income

Median household income

$98,056

Half of households earn more, half earn less

Median earnings

$59,038

Typical yearly pay for a worker 25 or older.

Poverty rate

6.1%

About 1 in 16 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Mammoth Lakes Marital Status

53% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married53%55%51%
Never married37%36%39%
Divorced6%6%6%
Widowed3%3%4%
Separated0%0%0%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201