Alta Flag

Alta

County:
Placer County
County Seat:
No
Area (mi²):
2.384
State:
California

Alta is a CDP located in Placer County, California. Alta has a 2026 population of 770. Alta is currently growing at a rate of 1.32% 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 Alta is $96,792 with a poverty rate of 7.32%. The median age in Alta is 46.9 years: 36.1 years for males, and 50.2 years for females. For every 100 females there are 112.3 males.

770
Total Population
323
Density (mi²)
10 1.32%
Growth

Alta Population

Alta Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
2026770101.32%
2025760101.33%

Median Age

Overall: 46.9 years
Female: 50.2 years
Male: 36.1 years

Alta Adults

There are 582 adults, (135 of whom are seniors) in Alta.

Sex Ratio

Female: 309 (47.1%)
Male: 347 (52.9%)

Demographics

The racial composition of Alta includes 86.74% White, 7.47% other race, and smaller percentages for and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White56986.74%
Other race497.47%
Two or more races385.79%
Race
Population ↓
Percentage (of total)
Two or more races284.27%
Race
Population ↓
Percentage (of total)
White56986.74%
Other race497.47%
Two or more races101.52%

Alta Marital Status

Economics and Income Statistics

Alta 's average per capita income is $62,339. Household income levels show a median of $96,792. The poverty rate stands at 7.32%.

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
Married Families$104,861-
Families$103,194$244,979
Households$96,792$191,707
Non Families$44,286$67,121

$62,339

Average Income

$96,792

Median Household Income

7.32%

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)