Trinity County, CA Population

Overview

15,818

Total Population

53.9

Median age

48.93%

Female population %

104.4:100

Gender ratio (M:F)

60-64 years

Largest age group

69.6

Total dependency ratio

White

Largest racial group

1,194

Hispanic population

Sources: U.S. Census Bureau, American Community Survey (ACS) 2021

TABLE OF CONTENTS

Age

Trinity County's population is old compared to the rest of the country:

The median age in Trinity County is 53.9, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Trinity County's population under 18 was 16.27%, compared to the 22.51% nationwide.
Trinity County's elderly or the senior population (over 65 age) was 27.75% as compared to 16.04% nationwide.
Of the total population in Trinity County, 13.29% were under the age of 15, 12.84% aged 15 to 29, 46.11% aged 30 to 64, 25.27% aged 65 to 84, and 2.48% were 85 years of age and older.

There are 340 less females than males in Trinity County:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 48.93% females and 51.07% males in Trinity County, CA.
The Trinity County, CA gender ratio is 104.4:100 i.e. 104.4 men to 100 women (1.044).
For male population, the largest age group is 60-64 years with a population of 954.
For the female population, the largest age group is 60-64 years with a population of 1,052.

Trinity County's population has become increasingly diverse:

Racial distribution of Trinity County population: 82.40% are White, 0.56% are Black or African American, 3.21% are American Indian and Alaska Native, 2.14% are Asian, 0.18% are Native Hawaiian and other Pacific Islander, 7.17% are some other race and 4.34% are multiracial.
Trinity County's racial breakdown clearly shows that there is an absolute majority of White population in the county.
By ethnicity, 1,194 is Hispanic or Latino (of any race), and 14,624 (92.45% of the total population) is Non-Hispanic.
The largest racial group in Trinity County is White with a population of 13,034 (82.40% of the total population).

Trinity County's population has already reached its peak and is showing a trend of decline:

The peak population was 16,089 in the year 2020
From 2000 to 2010, Trinity County's population increased by 806 (6.22%), as compared to the national growth of 9.63%.
From 2010 to 2020, Trinity County's population increased by 2,334 (16.97%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.17%.
Between the year 2000 and 2022, Trinity County's population was lowest in year 2019 at 12,337.