Trinity County, California Population 2021

Trinity County, California's estimated population is 11,721 with a growth rate of -2.35% in the past year according to the most recent United States census data. Trinity County, California is the 56th largest county in California. The 2010 Population was 13,755 and has seen a growth of -14.79% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Growth Rate
202111,721-282-2.35%
202012,003-282-2.30%
201912,285-282-2.24%
201812,567-159-1.25%
201712,726-102-0.80%
201612,828-266-2.03%
201513,094-34-0.26%
201413,128-299-2.23%
201313,427-62-0.46%
201213,489-196-1.43%
201113,685-70-0.51%
201013,7556925.30%
199013,0631,20510.16%
198011,8584,24355.72%
19707,615-2,091-21.54%
19609,7064,61990.80%
19505,0871,11728.14%
19403,9701,16141.33%
19302,80925810.11%
19202,551-750-22.72%
19103,301-1,082-24.69%
19004,38366417.85%
18903,719-1,280-25.61%
18804,9991,78655.59%
18703,213-1,912-37.31%
18605,1253,490213.46%
18501,6350.00%
2021 Growth Rate
-2.35%
County Website
County Seat
2010 Population
13,755
Growth (since 2010)
-14.79%
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Trinity County, California Population Growth

Population by Race

Race Population Percentage
White10,92486.02%
American Indian and Alaska Native7165.64%
Some Other Race4283.37%
Two or More Races2511.98%
Asian2261.78%
Black or African American1271.00%
Native Hawaiian and Other Pacific Islander280.22%
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Trinity County, California Population by Race

Trinity County, California Population Pyramid 2021

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Trinity County, California Median Age

52.5


Total

52.3


Male

53.2


Female

Trinity County, California Adults

There are 10,534 adults, (3,410 of whom are seniors) in Trinity County, California.

Trinity County, California Age Dependency

78.3

Age Dependency Ratio

47.9

Old Age Dependency Ratio

30.4

Child Dependency Ratio

Trinity County, California Sex Ratio

Female

6,165

48.54%

Male

6,535

51.46%

Trinity County, California Population by Age

Trinity County, California Renter vs Owner Occupied by Household Type

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Trinity County, California Household Types

Type Owner Renter
Married85.7%14.3%
All68.9%31.1%
Non Family62.3%37.7%
Male44.6%55.4%
Female44.4%55.6%

68.9%

Rate of Home Ownership

Trinity County, California Households and Families

Type Count Average Size Owned
All5,9392.0968.9
Non Family2,5141.2162.3
Married2,4322.5585.7
Female5942.8144.4
Male3993.7544.6

2.63

Average Family Size

2.09

Average Household Size

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Trinity County, California Households by Type

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Education Attained Count Percentage
Less Than 9th Grade1561.58%
9th to 12th Grade5966.05%
High School Graduate3,42834.81%
Some College2,87529.20%
Associates Degree8708.84%
Bachelors Degree1,41114.33%
Graduate Degree5115.19%
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Trinity County, California Educational Attainment by Sex (over 25)

Trinity County, California Educational Attainment by Race

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Name Total High School Bachelors
White8,2667,6401,610
Hispanic621517104
Native American594580120
Other Race34928386
Multiple Races15114816
Asian11411411
Black494124
Islander2626

The highest rate of high school graduation is among asian people with a rate of 100.00%.

The highest rate of bachelors degrees is among black people with a rate of 48.98%.

Trinity County, California Educational Attainment by Race

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Name Average Male Female
Overall$27,395$31,195$22,953
Less Than High School$15,987$$16,044
High School Grad$25,668$35,694$22,396
Some College$31,173$38,333$25,924
Bachelors Degree$36,111$38,672$35,069
Graduate Degree$26,563$$

$27,395

Average Earnings

$31,195

Average Male

$22,953

Average Female

Trinity County, California Earnings by Educational Attainment

Trinity County, California Language by Age

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Trinity County, California Language

91.41% of Trinity County, California residents speak only English, while 8.59% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 6.27% of the population.

Trinity County, California Language

Trinity County, California Poverty by Race

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Name Total In Poverty Poverty Rate
White10,3132,01619.55%
Hispanic85317520.52%
Asian20912057.42%
Native716648.94%
Other399287.02%
Black10022.00%
Multiple24110.41%

19.03%

Overall Poverty Rate

18.37%

Male Poverty Rate

19.73%

Female Poverty Rate

Poverty in Trinity County, California

The race most likely to be in poverty in Trinity County, California is Asian, with 57.42% below the poverty level.

The race least likely to be in poverty in Trinity County, California is Multiple, with 0.41% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.73%. Among those working part-time, it was 23.07%, and for those that did not work, the poverty rate was 22.33%.

Trinity County, California Poverty

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Name Poverty
Less Than High School38.41%
Some College17.86%
High School16.02%
Bachelors or Greater5.59%

Trinity County, California Poverty Rate by Education

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Name Poverty
Female Unemployed56.79%
Male Unemployed43.33%
Female Employed11.69%
Male Employed8.42%

Trinity County, California Poverty Rate by Employment Status and Sex

Trinity County, California Income by Household Type

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Name Median Mean
Households$40,846$54,714
Families$50,114$67,374
Married Families$62,164-
Non Families$27,421$35,223
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Income by Household Type

Trinity County, California Marital Status

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Marriage Rates

48.8%

Overall Marriage Rate

46.6%

Male Marriage Rate

51.1%

Female Marriage Rate

Trinity County, California Married by Age and Sex

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Trinity County, California Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 45-54.

Trinity County, California Marital Status by Race

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Trinity County, California Marital Status

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1,150

Number of Veterans

1,006

Male Veterans

144

Female Veterans

War Veterans
Vietnam588
Korea137
First Gulf War99
Second Gulf War97
World War II21

Trinity County, California Veterans by War

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Age Group Veterans
65 to 74339
75+337
55 to 64245
35 to 54163
18 to 3466

Trinity County, California Veterans by Age

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Name Veterans % of Total
White1,04011.39%
Indian9415.09%
Hispanic142.06%
2 or More149.09%
Other20.55%

Trinity County, California Veterans by Race

Trinity County, California Veterans by Education

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11.79%

Veteran Poverty Rate

50.92%

Veteran Disability Rate

Trinity County, California Veterans by Education

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45.3%

Labor Force Participation

41.3%

Employment Rate

8.8%

Unemployment Rate

Trinity County, California Employment by Age

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Trinity County, California Employment by Race

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Trinity County, California Employment by Education

Origin of Non-Citizens

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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

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67.78%

Born in California

95.35%

Native Born

4.65%

Foreign Born

2.48%

Non Citizen

2.17%

Naturalized

Place of Birth

95.35% of Trinity County, California residents were born in the United States, with 67.78% having been born in California. 2.48% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Trinity County, California Place of Birth

  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990

Sources