Armstrong County, Texas Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 234th-largest in Texas
The population of Armstrong County, Texas is 1,883 as of the 2023 American Community Survey, making it the 234th-largest county in Texas. The median household income is $68,462, the median home value is $185,700, and the median age is 43.0.
The population of Armstrong County has declined 4.9% since 2010 (1,902 → 1,809), a -0.36% annualized rate.
1,883
Population
-0.36%
Annual growth
2
People / sq mi
$68,462
Median Income
$185,700
Median Home Value
Armstrong County covers 909 sq mi of land at 2.1 people per square mile.
About Armstrong County, TX
What distinguishes Armstrong County is density: among the most sparsely settled of US counties, around 2 people per square mile. With 1,883 residents, Armstrong County is a county in Texas.
Median household income is $68,462, below the US median of $78,538. Only 5.5% of residents live in poverty, below the national 12.4%. Median home value is $185,700, with typical rent around $1,010.
Degree attainment is mid-range for US counties: 21.4% of adults hold a four-year degree, below the national 35.0%. Around 7.9% of workers work from home, below the national 14.0%, and the average commute runs about 24 minutes each way.
Armstrong County Population History (2010-2024)
The county of Armstrong County had a population of 1,902 in 2010 and 1,809 in 2024, a -4.9% growth over 14 years. The peak was 1,953 in 2012. Average annual growth rate: -0.35%.
1,809
Population (2024)
1,902
Population (2010)
1,953
Peak (2012)
-0.35%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 1,902 |
| 2011 | 1,936 |
| 2012 | 1,953 |
| 2013 | 1,940 |
| 2014 | 1,914 |
| 2015 | 1,901 |
| 2016 | 1,838 |
| 2017 | 1,866 |
| 2018 | 1,859 |
| 2019 | 1,853 |
| 2020 | 1,851 |
| 2021 | 1,839 |
| 2022 | 1,857 |
| 2023 | 1,830 |
| 2024 | 1,809 |
Race & Ethnicity
| White | 92.6% |
| Black or African American | 0.5% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.2% |
| Two or More Races | 0.0% |
Age & Sex
43.0
Median Age
51.7%
Female
48.3%
Male
26.0%
Age 65+
Age Distribution
Children (under 15): 19.8% · Seniors (65+): 26.0%
Income & Poverty
| Median household income | $68,462$-7,830 vs state |
| Mean household income | $83,081 |
| Per-capita income | $33,883 |
| Poverty rate | 5.5%-5.0% vs state |
| Unemployment rate | 0.5% |
| Employment-to-population | 56.9% |
Top Industries by Employment
The largest employment sector in Armstrong County is professional & business services, accounting for 27.5% of workers.
How residents commute
0.0%
Drive alone
0.0%
Carpool
80.3%
Public transit
7.9%
Work from home
23.9 min
Avg commute
Housing
$185,700$-74,700 vs state
Median home value
$1,010
Median rent
81.8%
Homeownership rate
888
Total housing units
84.9%
Occupied
15.1%
Vacant
18.2%
Renter-occupied
Social & access
92.6%
With health insurance
93.9%
With broadband internet
25.4%
Foreign-born
12.5%
Veterans (18+)
11.1%
With a disability
93.4%
Speak language other than English at home
Education
94.0%
High School+
21.4%
Bachelor's+
Largest cities in Texas
Other counties in Texas
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County rankings
Frequently Asked Questions
Armstrong County, Texas has a population of 1,883 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 234th-largest county in Texas. Population density is 2 people per square mile.
The population of Armstrong County has declined 4.9% since 2010 (1,902 → 1,809), a -0.36% annualized rate.
The median household income in Armstrong County, Texas is $68,462, with mean (average) household income of $83,081 and per-capita income of $33,883. 5.5% of residents live below the federal poverty level.
In Armstrong County, the largest racial and ethnic groups are White (92.6%), Hispanic or Latino (1.2%), Black or African American (0.5%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Armstrong County, Texas is 43.0 years. Residents are 51.7% female and 48.3% male.
The median home value in Armstrong County is $185,700 and median monthly rent is $1,010. 81.8% of occupied housing units are owner-occupied. The county has 888 total housing units, 15.1% of which are vacant.
The largest employment sector in Armstrong County, Texas is professional, scientific, and management services, employing 27.5% of workers. The unemployment rate is 0.5%.
Houston is among the largest cities associated with Armstrong County, Texas, with a population of 2,300,419.
Armstrong County, TX Climate
Armstrong County, TX has an average annual temperature of 14°C (57°F) and receives about 526 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
14°C
Avg Temp
526
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 2° / 36° | 11 mm |
| February | 5° / 40° | 16 mm |
| March | 9° / 48° | 27 mm |
| April | 14° / 56° | 29 mm |
| May | 19° / 65° | 72 mm |
| June | 23° / 74° | 96 mm |
| July | 26° / 78° | 63 mm |
| August | 25° / 76° | 76 mm |
| September | 21° / 69° | 61 mm |
| October | 15° / 59° | 43 mm |
| November | 8° / 46° | 20 mm |
| December | 3° / 38° | 12 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Armstrong County, TX
The most comfortable months to visit Armstrong County, TX are typically September, May and June, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 33°C high). The coldest is January (near -5°C low). June is usually the wettest month.
Where to stay near Armstrong County
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.