Washington County, Texas Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 87th-largest in Texas
The population of Washington County, Texas is 36,156 as of the 2023 American Community Survey, making it the 87th-largest county in Texas. The median household income is $75,085, the median home value is $270,100, and the median age is 40.9.
The population of Washington County has grown 12.2% since 2010 (33,695 → 37,810), a +0.83% annualized rate.
36,156
Population
+0.83%
Annual growth
60
People / sq mi
$75,085
Median Income
$270,100
Median Home Value
Washington County covers 604 sq mi of land at 59.8 people per square mile.
About Washington County, TX
Washington County is a county in Texas with a population of 36,156. It ranks #87 among counties in Texas by population. The median age is 40.9, older than the national median. The population is 49.4% male and 50.6% female.
The median household income in Washington County is $75,085, near the US median of $74,580. 8.3% of residents live below the federal poverty level. Home values sit at a median of $270,100, with monthly rent averaging $1,091. The homeownership rate of 73.1% is higher than the national rate of 64.8%.
Educational attainment in Washington County reflects 31.0% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 8.1% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 21.2 minutes each way.
Washington County Population History (2010-2024)
The county of Washington County had a population of 33,695 in 2010 and 37,810 in 2024, a 12.2% growth over 14 years. The peak was 37,810 in 2024. Average annual growth rate: 0.83%.
37,810
Population (2024)
33,695
Population (2010)
37,810
Peak (2024)
0.83%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 33,695 |
| 2011 | 33,952 |
| 2012 | 33,916 |
| 2013 | 34,187 |
| 2014 | 34,384 |
| 2015 | 34,820 |
| 2016 | 34,688 |
| 2017 | 34,804 |
| 2018 | 35,485 |
| 2019 | 35,626 |
| 2020 | 35,802 |
| 2021 | 35,955 |
| 2022 | 36,382 |
| 2023 | 37,286 |
| 2024 | 37,810 |
Race & Ethnicity
| White | 69.0% |
| Black or African American | 15.2% |
| Asian | 0.1% |
| Hispanic or Latino (any race) | 3.1% |
| Two or More Races | 0.0% |
Age & Sex
40.9
Median Age
50.6%
Female
49.4%
Male
22.3%
Age 65+
Age Distribution
Children (under 15): 17.7% · Seniors (65+): 22.3%
Income & Poverty
| Median household income | $75,085$-1,207 vs state |
| Mean household income | $101,919 |
| Per-capita income | $41,902 |
| Poverty rate | 8.3%-2.2% vs state |
| Unemployment rate | 1.5% |
| Employment-to-population | 56.7% |
Top Industries by Employment
The largest employment sector in Washington County is professional & business services, accounting for 24.8% of workers.
How residents commute
0.0%
Drive alone
3.7%
Carpool
77.3%
Public transit
8.1%
Work from home
21.2 min
Avg commute
Housing
$270,100+$9,700 vs state
Median home value
$1,091
Median rent
73.1%
Homeownership rate
17,371
Total housing units
87.9%
Occupied
12.1%
Vacant
26.9%
Renter-occupied
Social & access
84.9%
With health insurance
90.2%
With broadband internet
18.6%
Foreign-born
7.2%
Veterans (18+)
14.1%
With a disability
86.4%
Speak language other than English at home
Education
90.4%
High School+
31.0%
Bachelor's+
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County rankings
Frequently Asked Questions
Washington County, Texas has a population of 36,156 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 87th-largest county in Texas. Population density is 60 people per square mile.
The population of Washington County has grown 12.2% since 2010 (33,695 → 37,810), a +0.83% annualized rate.
The median household income in Washington County, Texas is $75,085, with mean (average) household income of $101,919 and per-capita income of $41,902. 8.3% of residents live below the federal poverty level.
In Washington County, the largest racial and ethnic groups are White (69.0%), Black or African American (15.2%), Hispanic or Latino (3.1%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Washington County, Texas is 40.9 years. Residents are 50.6% female and 49.4% male.
The median home value in Washington County is $270,100 and median monthly rent is $1,091. 73.1% of occupied housing units are owner-occupied. The county has 17,371 total housing units, 12.1% of which are vacant.
The largest employment sector in Washington County, Texas is professional, scientific, and management services, employing 24.8% of workers. The unemployment rate is 1.5%.
Houston is among the largest cities associated with Washington 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.