Lewiston, CA Profile: Facts, Map & Data


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Lewiston, California - Basic Facts

The Lewiston Census Designated Place had a population of 1,176 as of July 1, 2016. Lewiston 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 Lewiston is located at latitude 40.6969 and longitude -122.8225 in Trinity County. The formal boundaries for the Lewiston Census Designated Place (see map below) encompass a land area of 20.01 sq. miles and a water area of 0 sq. miles. Trinity County is in the Pacific time zone (GMT -8). The elevation is 1,814 feet.

The Lewiston Census Designated Place (GNIS ID: 2408603) 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 Lewiston Census Designated Place is located within Weaverville CCD of Trinity County.

Beneath the boundary map are tables with Lewiston population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2016.

Alternate Unofficial Names for Lewiston: Bouis Bridge, Leviston, Lewistown, Louiston.

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.


Lewiston Census Designated Place, CA Boundary Map

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Boundary Maps: Weaverville CCD | Trinity County | California Counties

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Lewiston, CA Data & Demographics (As of July 1, 2016)


Total Population 1,176
Population in Households 1,163
Population in Familes 881
Population in Group Qrtrs 13
Population Density1 59
Diversity Index2 32


Total Households 541
Average Household Size 2.15
Family Households 334
Average Family Size 3


Total Housing Units 691 (100%)
Owner Occupied HU 412 (59.6%)
Renter Occupied HU 130 (18.8%)
Vacant Housing Units 150 (21.7%)
Median Home Value $280,357
Average Home Value $316,505


Median Household Income $42,052
Average Household Income $59,375
Per Capita Income $26,828
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population -0.23% -0.48%
Households -0.35% -0.49%
Families 0.1% -0.48%
Median Household Income   3.26%
Per Capita Income   2.11%
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.

Lewiston, CA - Peer Comparisons by Rank and Percentile

The table below compares Lewiston to the other 1,516 incorporated cities, towns and CDPs in California by rank and percentile using July 1, 2016 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 # 1013 33rd
Population Density1 # 1356 11th
Diversity Index2 # 1350 11th
Median Household Income # 1138 25th
Per Capita Income # 809 47th

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