Letha Flag

Letha

County:
Gem County
County Seat:
No
Area (mi²):
0.452
State:
Idaho

Letha is a CDP located in Gem County, Idaho. Letha has a 2026 population of 697. Letha is currently growing at a rate of 6.74% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.

The median household income in Letha is $85,761 with a poverty rate of 8.26%. The median age in Letha is 69 years: 70.4 years for males, and 68.7 years for females. For every 100 females there are 118.0 males.

697
Total Population
1,543
Density (mi²)
44 6.74%
Growth

Letha Population

Letha Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
2026697446.74%
2025653437.05%

Median Age

Overall: 69 years
Female: 68.7 years
Male: 70.4 years

Letha Adults

There are 109 adults, (77 of whom are seniors) in Letha.

Sex Ratio

Female: 50 (45.9%)
Male: 59 (54.1%)

Demographics

The racial composition of Letha includes 100% White, and smaller percentages for and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White109100%
Race
Population ↓
Percentage (of total)
White109100%

Letha Marital Status

Economics and Income Statistics

Letha 's average per capita income is $36,250. Household income levels show a median of $85,761. The poverty rate stands at 8.26%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median ↓
Mean
Households$85,761$78,514
Families$85,109$72,073
Married Families--
Non Families--

$36,250

Average Income

$85,761

Median Household Income

8.26%

Poverty Rate

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)