Overview
7,135
Total Population
30.4
Median age
47.33%
Female population %
111.3:100
Gender ratio (M:F)
5-9 years
Largest age group
64.4
Total dependency ratio
White
Largest racial group
3,363
Hispanic population
Sources: U.S. Census Bureau, American Community Survey (ACS) 2021
TABLE OF CONTENTS
Age
Dallam County's population is young compared to the rest of the country:
- The median age in Dallam County is 30.4, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
- Dallam County's population under 18 was 32.66%, compared to the 22.51% nationwide.
- Dallam County's elderly or the senior population (over 65 age) was 10.54% as compared to 16.04% nationwide.
- Of the total population in Dallam County, 28.62% were under the age of 15, 20.66% aged 15 to 29, 40.18% aged 30 to 64, 9.17% aged 65 to 84, and 1.37% were 85 years of age and older.

Read more about Dallam County, TX population by age ➔
Gender
There are 381 less females than males in Dallam County:
- The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 47.33% females and 52.67% males in Dallam County, TX.
- The Dallam County, TX gender ratio is 111.3:100 i.e. 111.3 men to 100 women (1.113).
- For male population, the largest age group is 5-9 years with a population of 471.
- For the female population, the largest age group is 10-14 years with a population of 350.

Read more about Dallam County, TX population by gender ➔
Race / Ethnicity
Dallam County's population has become increasingly diverse:
- Racial distribution of Dallam County population: 79.12% are White, 0.04% are Black or African American, 0.48% are American Indian and Alaska Native, 9.35% are some other race and 11.02% are multiracial.
- Dallam County's racial breakdown clearly shows that there is an absolute majority of White population in the county.
- By ethnicity, 3,363 is Hispanic or Latino (of any race), and 3,772 (52.87% of the total population) is Non-Hispanic.
- The largest racial group in Dallam County is White with a population of 5,645 (79.12% of the total population).

Read more about Dallam County, TX population by race ➔
Year by year
Dallam County's population has already reached its peak and is showing a trend of decline:
- The peak population was 7,321 in the year 2016
- From 2000 to 2010, Dallam County's population increased by 544 (8.77%), as compared to the national growth of 9.63%.
- From 2010 to 2020, Dallam County's population increased by 381 (5.65%), 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, Dallam County's population was lowest in year 2006 at 6,023.

Read more about Dallam 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)