Dimmit County, Texas Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 175th-largest in Texas
The population of Dimmit County, Texas is 8,507 as of the 2023 American Community Survey, making it the 175th-largest county in Texas. The median household income is $33,409, the median home value is $80,300, and the median age is 36.3.
The population of Dimmit County has declined 18.5% since 2010 (10,043 → 8,181), a -1.45% annualized rate.
8,507
Population
-1.45%
Annual growth
6
People / sq mi
$33,409
Median Income
$80,300
Median Home Value
Dimmit County covers 1,329 sq mi of land at 6.4 people per square mile.
About Dimmit County, TX
Dimmit County is a county in Texas with a population of 8,507. It ranks #175 among counties in Texas by population. The median age is 36.3, younger than the national median. The population is 50.2% male and 49.8% female.
The median household income in Dimmit County is $33,409, below the US median of $74,580. 36.8% of residents live below the federal poverty level. Home values sit at a median of $80,300, with monthly rent averaging $753. The homeownership rate of 60.8% is lower than the national rate of 64.8%.
Educational attainment in Dimmit County reflects 11.0% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 5.6% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 27.4 minutes each way.
Dimmit County Population History (2010-2024)
The county of Dimmit County had a population of 10,043 in 2010 and 8,181 in 2024, a -18.5% growth over 14 years. The peak was 10,993 in 2014. Average annual growth rate: -1.35%.
8,181
Population (2024)
10,043
Population (2010)
10,993
Peak (2014)
-1.35%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 10,043 |
| 2011 | 10,109 |
| 2012 | 10,472 |
| 2013 | 10,898 |
| 2014 | 10,993 |
| 2015 | 10,914 |
| 2016 | 10,676 |
| 2017 | 10,281 |
| 2018 | 10,176 |
| 2019 | 10,104 |
| 2020 | 8,582 |
| 2021 | 8,481 |
| 2022 | 8,377 |
| 2023 | 8,279 |
| 2024 | 8,181 |
Race & Ethnicity
| White | 30.5% |
| Black or African American | 0.7% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.9% |
| Two or More Races | 0.0% |
Age & Sex
36.3
Median Age
49.8%
Female
50.2%
Male
16.5%
Age 65+
Age Distribution
Children (under 15): 23.7% · Seniors (65+): 16.5%
Income & Poverty
| Median household income | $33,409$-42,883 vs state |
| Mean household income | $56,336 |
| Per-capita income | $20,919 |
| Poverty rate | 36.8%+26.3% vs state |
| Unemployment rate | 2.9% |
| Employment-to-population | 39.0% |
Top Industries by Employment
The largest employment sector in Dimmit County is education & health care, accounting for 22.9% of workers.
How residents commute
0.0%
Drive alone
4.2%
Carpool
83.0%
Public transit
5.6%
Work from home
27.4 min
Avg commute
Housing
$80,300$-180,100 vs state
Median home value
$753
Median rent
60.8%
Homeownership rate
4,012
Total housing units
75.0%
Occupied
25.0%
Vacant
39.2%
Renter-occupied
Social & access
82.5%
With health insurance
83.2%
With broadband internet
10.9%
Foreign-born
3.2%
Veterans (18+)
21.7%
With a disability
43.5%
Speak language other than English at home
Education
74.4%
High School+
11.0%
Bachelor's+
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County rankings
Frequently Asked Questions
Dimmit County, Texas has a population of 8,507 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 175th-largest county in Texas. Population density is 6 people per square mile.
The population of Dimmit County has declined 18.5% since 2010 (10,043 → 8,181), a -1.45% annualized rate.
The median household income in Dimmit County, Texas is $33,409, with mean (average) household income of $56,336 and per-capita income of $20,919. 36.8% of residents live below the federal poverty level.
In Dimmit County, the largest racial and ethnic groups are White (30.5%), Hispanic or Latino (1.9%), Black or African American (0.7%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Dimmit County, Texas is 36.3 years. Residents are 49.8% female and 50.2% male.
The median home value in Dimmit County is $80,300 and median monthly rent is $753. 60.8% of occupied housing units are owner-occupied. The county has 4,012 total housing units, 25.0% of which are vacant.
The largest employment sector in Dimmit County, Texas is education, health care, and social assistance, employing 22.9% of workers. The unemployment rate is 2.9%.
Houston is among the largest cities associated with Dimmit County, Texas, with a population of 2,300,419.
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.