Alleghany, CA Profile: Facts, Map & Data


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Alleghany, California - Basic Facts

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The Alleghany Census Designated Place had a population of 55 as of July 1, 2017. 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.

California is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The Alleghany Census Designated Place is located within West Sierra CCD of Sierra County.

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, 2017.

Neighborhood Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting certain data.


Alleghany Census Designated Place, CA Boundary Map

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Boundary Maps: West Sierra CCD | Sierra County | California Counties

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Alleghany, CA Data & Demographics (As of July 1, 2017)


Total Population 55
Daytime Population: Workers 15
Daytime Population: Residents 34
Total Daytime Population (TDP) 49
Ratio TDP/Total Population1 0.89
Population in Households 55
Population in Familes 41
Population in Group Qrtrs 0
Population Density2 158
Diversity Index3 17


Median Household Income $59,809
Average Household Income $69,280
Per Capita Income $35,102


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 $270,588


Total Households 26
Average Household Size 2.12
Family Households 16
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood 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.


2010-2017 2017-2022
Population -0.73% -0.74%
Households -0.52% -0.78%
Families -0.83% -1.28%
Median Household Income   -0.04%
Per Capita Income   2.04%

Alleghany, CA - Peer Comparisons by Rank and Percentile

The table below compares Alleghany to the other 1,516 incorporated cities, towns and CDPs in California by rank and percentile using July 1, 2017 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 # 1462 4th
Population Density # 1195 21st
Diversity Index # 1500 1st
Median Household Income # 666 56th
Per Capita Income # 507 67th

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

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