Trinity County CA Information


Trinity County Subdivisions

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


Total Population 13,666
Population in Households 13,281
Population in Familes 9,792
Population in Group Qrtrs 385
Population Density1 4
Diversity Index2 36


Total Households 6,018
Average Household Size 2.21
Family Households 3,587
Average Family Size 3


Total Housing Units 8,681 (100%)
Owner Occupied HU 4,132 (47.6%)
Renter Occupied HU 1,886 (21.7%)
Vacant Housing Units 2,663 (30.7%)
Median Home Value $216,367
Average Home Value $284,197


Median Household Income $37,639
Average Household Income $51,374
Per Capita Income $22,907
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population -0.17% -0.41%
Households -0.2% -0.28%
Families -0.17% -0.25%
Median Household Income   1.77%
Per Capita Income   2.45%
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.


Trinity County CA - Peer Comparisons by Rank and Percentile

The table below compares Trinity County to the other 58 counties and county equivalents 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 # 55 7th
Population Density1 # 54 9th
Diversity Index2 # 55 7th
Median Household Income # 54 9th
Per Capita Income # 39 34th

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