Alleghany, CA Community Profile: Data

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Alleghany, California - Basic Facts

Alleghany is the common name for the community and surrounding area while the formal official name is the Alleghany Census Designated Place.

It is a community or populated place (Class Code U5) located in Sierra County at latitude 39.4696 and longitude -120.8433. Sierra County is in the Pacific time zone (GMT -8). The elevation is 4,426 feet.

The formal boundaries for the Alleghany Census Designated Place (see map) encompass a land area of 0.35 sq. miles and a water area of 0 sq. miles.

Camera Icon Photos of the local Alleghany, CA area

Also See: Downieville, CA ZIP Codes and ZIP Code Maps

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


Total Population 56
Population in Households 56
Population in Familes 42
Population in Group Qrtrs 0
Population Density1 161
Diversity Index2 17


Total Households 26
Average Household Size 2.15
Family Households 16
Average Family Size 3


Total Housing Units 39 (100%)
Owner Occupied HU 19 (48.7%)
Renter Occupied HU 7 (17.9%)
Vacant Housing Units 13 (33.3%)
Median Home Value $262,500
Average Home Value $360,526


Median Household Income $52,215
Average Household Income $57,996
Per Capita Income $28,860
  (Compound Annual Growth Rates)


2010-2014 2014-2019
Population -0.82% -1.1%
Households -0.88% -0.78%
Families -1.42% -1.28%
Median Household Income   0.94%
Per Capita Income   1.8%
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.


Alleghany, CA - Peer Comparisons by Rank and Percentile

The table below compares Alleghany 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 # 1470 4th
Population Density1 # 1188 22nd
Diversity Index2 # 1497 2nd
Median Household Income # 769 50th
Per Capita Income # 600 61st

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