Alleghany, CA Profile: Facts, Map & Data


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Alleghany, California - Basic Facts

The Alleghany Census Designated Place had a population of 56 as of July 1, 2015. Alleghany ranks in the lower quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in California. See peer rankings below.

The primary coordinate point for Alleghany is located at latitude 39.4667 and longitude -120.8411 in Sierra County. The formal boundaries for the Alleghany Census Designated Place (see map below) encompass a land area of 0.35 sq. miles and a water area of 0 sq. miles. Sierra County is in the Pacific time zone (GMT -8). The elevation is 4,426 feet.

The Alleghany Census Designated Place (GNIS ID: 2582931) has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

Beneath the boundary map are tables with Alleghany population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2015.

Alleghany Census Designated Place, CA Boundary Map


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Alleghany, CA Data & Demographics (As of July 1, 2015)


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 40 (100%)
Owner Occupied HU 19 (47.5%)
Renter Occupied HU 7 (17.5%)
Vacant Housing Units 14 (35.0%)
Median Home Value $275,000
Average Home Value $363,158


Median Household Income $54,279
Average Household Income $65,394
Per Capita Income $31,290
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population -0.67% 0.0%
Households -0.72% 0.0%
Families -1.15% 0.0%
Median Household Income   1.96%
Per Capita Income   1.91%
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.

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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, 2015 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 # 1469 4th
Population Density1 # 1192 22nd
Diversity Index2 # 1506 1st
Median Household Income # 752 51st
Per Capita Income # 535 65th

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