Alta, CA Profile: Facts, Map & Data


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Alta, California - Basic Facts

The Alta Census Designated Place is a community or populated place (Class Code U5) located in Placer County at latitude 39.2157 and longitude -120.7985. Placer County is in the Pacific time zone (GMT -8). The elevation is 3,606 feet.

The formal official name is the Alta Census Designated Place, but most people and references simply refer to it as Alta, California.

The U5 Census Class Code for Alta indicates a populated place that is also a census designated place with the same name.. The Census Designated Place has a Functional Status Code "S" which identifies a statistical entity.

The formal boundaries for the Alta Census Designated Place (see map below) encompass a land area of 2.38 sq. miles and a water area of 0.01 sq. miles.

Alta Census Designated Place, CA Boundary Map


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Alta, CA Data & Demographics (As of July 1, 2014)


Total Population 630
Population in Households 620
Population in Familes 496
Population in Group Qrtrs 10
Population Density1 264
Diversity Index2 21


Total Households 253
Average Household Size 2.45
Family Households 166
Average Family Size 3


Total Housing Units 328 (100%)
Owner Occupied HU 197 (60.1%)
Renter Occupied HU 55 (16.8%)
Vacant Housing Units 75 (22.9%)
Median Home Value $256,818
Average Home Value $319,192


Median Household Income $58,566
Average Household Income $73,457
Per Capita Income $31,428
  (Compound Annual Growth Rates)


2010-2014 2014-2019
Population 0.76% 1.36%
Households 1.05% 1.38%
Families -0.83% 1.41%
Median Household Income   2.65%
Per Capita Income   3.26%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.


Alta, CA - Peer Comparisons by Rank and Percentile

The table below compares Alta to the other 1,523 incorporated cities, towns and CDPs in California by rank and percentile using July 1, 2014 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 1151 24th
Population Density1 # 1079 29th
Diversity Index2 # 1472 3rd
Median Household Income # 565 63rd
Per Capita Income # 487 68th

Additional comparisons and rankings can be made with a VERY EASY TO USE California Census Data Comparison Tool.