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
The poverty rate is what most separates Dimmit County from the typical county: 36.8% of residents live below the federal poverty line, against 12.4% nationally. Dimmit County is a county in Texas with a population of 8,507.
Money is tight relative to the rest of US counties: the median household earns just $33,409, below the US median of $78,538. The poverty rate, 36.8%, is among the steepest of comparable US counties and above the national 12.4%. Home prices sit near the bottom of the range at $80,300, with typical rent around $753.
College credentials are comparatively rare here: just 11.0%, below the national 35.0%. Remote work is on the lower side here, at 5.6%, below the national 14.0%, and the average commute runs about 27 minutes each way.
The elevated poverty rate is the context for the rest of the profile in Dimmit County: it pulls on median income, housing tenure, and the share of residents with a college degree.
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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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.