Overview
9,874
Total Population
35.4
Median age
48.49%
Female population %
106.2:100
Gender ratio (M:F)
5-9 years
Largest age group
62.8
Total dependency ratio
White
Largest racial group
6,391
Hispanic population
Sources: U.S. Census Bureau, American Community Survey (ACS) 2021
TABLE OF CONTENTS
Age
Parmer County's population is young compared to the rest of the country:
- The median age in Parmer County is 35.4, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
- Parmer County's population under 18 was 28.39%, compared to the 22.51% nationwide.
- Parmer County's elderly or the senior population (over 65 age) was 14.53% as compared to 16.04% nationwide.
- Of the total population in Parmer County, 24.04% were under the age of 15, 19.66% aged 15 to 29, 41.77% aged 30 to 64, 13.68% aged 65 to 84, and 0.85% were 85 years of age and older.

Read more about Parmer County, TX population by age ➔
Gender
There are 298 less females than males in Parmer County:
- The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 48.49% females and 51.51% males in Parmer County, TX.
- The Parmer County, TX gender ratio is 106.2:100 i.e. 106.2 men to 100 women (1.062).
- For male population, the largest age group is 35-39 years with a population of 516.
- For the female population, the largest age group is 5-9 years with a population of 472.

Read more about Parmer County, TX population by gender ➔
Race / Ethnicity
Parmer County's population has become increasingly diverse:
- Racial distribution of Parmer County population: 78.08% are White, 1% are Black or African American, 0.50% are American Indian and Alaska Native, 0.23% are Asian, 4.09% are some other race and 16.09% are multiracial.
- Parmer County's racial breakdown clearly shows that there is an absolute majority of White population in the county.
- By ethnicity, 6,391 is Hispanic or Latino (of any race), and 3,483 (35.27% of the total population) is Non-Hispanic.
- The largest racial group in Parmer County is White with a population of 7,71 (78.08% of the total population).

Read more about Parmer County, TX population by race ➔
Year by year
Parmer County's population has already reached its peak and is showing a trend of decline:
- The peak population was 10,280 in the year 2011
- From 2000 to 2010, Parmer County's population increased by 309 (3.10%), as compared to the national growth of 9.63%.
- From 2010 to 2020, Parmer County's population decreased by 412 (4.01%), 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, Parmer County's population was lowest in year 2009 at 9,250.

Read more about Parmer County, TX population by year ➔
References
- U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates
- U.S. Census Bureau Population Estimates Population Estimates Program (PEP)