How many people live in Dallas County, TX?
Updated Apr. 6, 2026Refreshed annually
In 2024, there were about 2.66 million people living in Dallas County, TX. That makes Dallas County the eighth-most populous county in the US. It is also the second-largest in Texas, accounting for 8.4% of the state’s population.
2.66M
population of Dallas County, TX (2024)
8.4%
County share of the Texas population (2024)
About 2.66 million people lived in Dallas County, TX in 2024.
Population estimates, 2000–2024
What are Dallas County, TX’s age demographics?
About 329,900 Dallas County, TX residents are aged 65 and older in 2024. That represents 12.4% of its population. For comparison, the age group represents 14% of Texas’s population and 18% in the US overall.
Another 651,500 Dallas County residents, or 24.5% of the population, were children under 18. For comparison, the age group represents 24.6% of Texas’s population and 21.6% in the US overall.
A lower share of Dallas County, TX's population is aged 65 or older than the US as a whole.
Population estimates by age group, (2024)
What are Dallas County, TX’s racial and ethnic demographics?
Hispanic residents make up 42.3% of the Dallas County, TX population, higher than the national share of 20%. Dallas County, TX also has a larger share of people identifying as non-Hispanic Black or African American (22.5%) than the US overall (12.6%).
In contrast, Dallas County’s non-Hispanic white population accounts for 25.7%, below the 57.5% nationwide, and the non-Hispanic two or more races population makes up 1.6% of the county, compared with 2.5% nationally.
Racial and ethnic make up differ based on location. These figures reflect how people identified their race alone (not in combination with other races), and separate out Hispanic or Latino ethnicity, following Census reporting standards.
Dallas County, TX has a higher share of a non-Hispanic Black or African American population than Texas as a whole.
Population estimates by race and ethnicity, (2024)
The largest city or town in Dallas County, TX is Dallas with about 1.24 million residents in 2024.
Cities and towns in Dallas County, TX ranked by population
Population (2024), includes only portions within county
| City or town | Population | |
|---|---|---|
| 1. | Dallas (pt.) | 1,242,071 |
| 2. | Irving | 258,060 |
| 3. | Garland (pt.) | 250,266 |
| 4. | Mesquite (pt.) | 149,933 |
| 5. | Grand Prairie (pt.) | 131,610 |
| 6. | Richardson (pt.) | 75,575 |
| 7. | Rowlett (pt.) | 59,677 |
| 8. | DeSoto | 56,711 |
| 9. | Carrollton (pt.) | 51,247 |
| 10. | Cedar Hill (pt.) | 48,956 |
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Methodology
USAFacts standardizes data, in areas such as time and demographics, to make it easier to understand and compare.
The analysis was generated with the help of AI and reviewed by USAFacts for accuracy.
Page sources
USAFacts endeavors to share the most up-to-date information available. We sourced the data on this page directly from government agencies; however, the intervals at which agencies publish updated data vary.
