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World Population Review
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 |
|---|---|---|---|
| 2021 | 11,721 | -282 | -2.35% |
| 2020 | 12,003 | -282 | -2.30% |
| 2019 | 12,285 | -282 | -2.24% |
| 2018 | 12,567 | -159 | -1.25% |
| 2017 | 12,726 | -102 | -0.80% |
| 2016 | 12,828 | -266 | -2.03% |
| 2015 | 13,094 | -34 | -0.26% |
| 2014 | 13,128 | -299 | -2.23% |
| 2013 | 13,427 | -62 | -0.46% |
| 2012 | 13,489 | -196 | -1.43% |
| 2011 | 13,685 | -70 | -0.51% |
| 2010 | 13,755 | 692 | 5.30% |
| 1990 | 13,063 | 1,205 | 10.16% |
| 1980 | 11,858 | 4,243 | 55.72% |
| 1970 | 7,615 | -2,091 | -21.54% |
| 1960 | 9,706 | 4,619 | 90.80% |
| 1950 | 5,087 | 1,117 | 28.14% |
| 1940 | 3,970 | 1,161 | 41.33% |
| 1930 | 2,809 | 258 | 10.11% |
| 1920 | 2,551 | -750 | -22.72% |
| 1910 | 3,301 | -1,082 | -24.69% |
| 1900 | 4,383 | 664 | 17.85% |
| 1890 | 3,719 | -1,280 | -25.61% |
| 1880 | 4,999 | 1,786 | 55.59% |
| 1870 | 3,213 | -1,912 | -37.31% |
| 1860 | 5,125 | 3,490 | 213.46% |
| 1850 | 1,635 | 0.00% |
2021 Growth Rate
-2.35%
County Website
State
County Seat
Lat./Long.
2010 Population
13,755
Growth Since 2010
-14.79%
Trinity County, California Population Growth
| Race | Population | Percentage |
|---|---|---|
| White | 10,924 | 86.02% |
| American Indian and Alaska Native | 716 | 5.64% |
| Some Other Race | 428 | 3.37% |
| Two or More Races | 251 | 1.98% |
| Asian | 226 | 1.78% |
| Black or African American | 127 | 1.00% |
| Native Hawaiian and Other Pacific Islander | 28 | 0.22% |
Trinity County, California Population by Race
Trinity County, California Population Pyramid $2021
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Trinity County, California Population by Age
Trinity County, California Households and Families
| Type | Count | Average Size | Owned |
|---|---|---|---|
| All | 5,939 | 2.09 | 68.9 |
| Non Family | 2,514 | 1.21 | 62.3 |
| Married | 2,432 | 2.55 | 85.7 |
| Female | 594 | 2.81 | 44.4 |
| Male | 399 | 3.75 | 44.6 |
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 Grade | 156 | 1.58% |
| 9th to 12th Grade | 596 | 6.05% |
| High School Graduate | 3,428 | 34.81% |
| Some College | 2,875 | 29.20% |
| Associates Degree | 870 | 8.84% |
| Bachelors Degree | 1,411 | 14.33% |
| Graduate Degree | 511 | 5.19% |
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Trinity County, California Educational Attainment by Sex (over 25)
Trinity County, California Educational Attainment by Race
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| Race | Total | High School | Bachelors |
|---|---|---|---|
| White | 8,266 | 7,640 | 1,610 |
| Hispanic | 621 | 517 | 104 |
| Native American | 594 | 580 | 120 |
| Other Race | 349 | 283 | 86 |
| 2+ Races | 151 | 148 | 16 |
| Asian | 114 | 114 | 11 |
| Black | 49 | 41 | 24 |
| Islander | 26 | 26 |
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
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 |
|---|---|---|---|
| White | 10,313 | 2,016 | 19.55% |
| Hispanic | 853 | 175 | 20.52% |
| Asian | 209 | 120 | 57.42% |
| Native | 716 | 64 | 8.94% |
| Other | 399 | 28 | 7.02% |
| Black | 100 | 2 | 2.00% |
| Multiple | 241 | 1 | 0.41% |
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
Trinity County, California Poverty Rate by Education
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
Trinity County, California Veterans by War
Trinity County, California Veterans by Age
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| Name | Veterans | % of Total |
|---|---|---|
| White | 1,040 | 11.39% |
| Native American | 94 | 15.09% |
| Hispanic | 14 | 2.06% |
| 2+ Races | 14 | 9.09% |
| Other Race | 2 | 0.55% |
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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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
- US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
- Population of States and Counties of the United States: 1790 - 1990