Jefferson County, Texas Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 22nd-largest in Texas
The population of Jefferson County, Texas is 253,939 as of the 2023 American Community Survey, making it the 22nd-largest county in Texas. The median household income is $59,934, the median home value is $159,600, and the median age is 37.1.
The population of Jefferson County has grown 0.6% since 2010 (252,457 → 253,948), a +0.04% annualized rate.
253,939
Population
+0.04%
Annual growth
290
People / sq mi
$59,934
Median Income
$159,600
Median Home Value
Jefferson County covers 877 sq mi of land at 289.6 people per square mile.
About Jefferson County, TX
Remote work is unusually rare in Jefferson County: 3.1% of workers primarily work from home, below the 14.0% national rate. Jefferson County is a county in Texas with a population of 253,939. It ranks #22 among counties in Texas by population.
Median household income is $59,934, below the US median of $78,538. The poverty rate is 15.4%, above the national 12.4%. Median home value is $159,600, with typical rent around $1,079.
Roughly 19.4% of adults have a bachelor’s, below the national 35.0%. Remote work is rare here (3.1%, below the national 14.0%), and the average commute runs about 21 minutes each way.
Jefferson County Population History (2010-2024)
The county of Jefferson County had a population of 252,457 in 2010 and 253,948 in 2024, a 0.6% growth over 14 years. The peak was 256,172 in 2020. Average annual growth rate: 0.05%.
253,948
Population (2024)
252,457
Population (2010)
256,172
Peak (2020)
0.05%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 252,457 |
| 2011 | 253,500 |
| 2012 | 251,617 |
| 2013 | 253,091 |
| 2014 | 252,896 |
| 2015 | 255,115 |
| 2016 | 255,696 |
| 2017 | 255,889 |
| 2018 | 252,655 |
| 2019 | 251,315 |
| 2020 | 256,172 |
| 2021 | 253,784 |
| 2022 | 252,095 |
| 2023 | 253,392 |
| 2024 | 253,948 |
Race & Ethnicity
| White | 44.1% |
| Black or African American | 33.1% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.3% |
| Two or More Races | 0.0% |
Age & Sex
37.1
Median Age
48.5%
Female
51.5%
Male
15.2%
Age 65+
Age Distribution
Children (under 15): 20.6% · Seniors (65+): 15.2%
Income & Poverty
| Median household income | $59,934$-16,358 vs state |
| Mean household income | $84,558 |
| Per-capita income | $31,855 |
| Poverty rate | 15.4%+4.9% vs state |
| Unemployment rate | 3.1% |
| Employment-to-population | 52.5% |
Top Industries by Employment
The largest employment sector in Jefferson County is professional & business services, accounting for 22.3% of workers.
How residents commute
0.5%
Drive alone
1.1%
Carpool
86.7%
Public transit
3.1%
Work from home
21.0 min
Avg commute
Housing
$159,600$-100,800 vs state
Median home value
$1,079
Median rent
61.8%
Homeownership rate
109,351
Total housing units
85.6%
Occupied
14.4%
Vacant
38.2%
Renter-occupied
Social & access
78.7%
With health insurance
95.1%
With broadband internet
17.8%
Foreign-born
6.8%
Veterans (18+)
14.7%
With a disability
76.9%
Speak language other than English at home
Education
84.9%
High School+
19.4%
Bachelor's+
Largest cities in Texas
Other counties in Texas
Part of Texas
Metro areas in Texas
County rankings
Frequently Asked Questions
Jefferson County, Texas has a population of 253,939 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 22nd-largest county in Texas. Population density is 290 people per square mile.
The population of Jefferson County has grown 0.6% since 2010 (252,457 → 253,948), a +0.04% annualized rate.
The median household income in Jefferson County, Texas is $59,934, with mean (average) household income of $84,558 and per-capita income of $31,855. 15.4% of residents live below the federal poverty level.
In Jefferson County, the largest racial and ethnic groups are White (44.1%), Black or African American (33.1%), Hispanic or Latino (1.3%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Jefferson County, Texas is 37.1 years. Residents are 48.5% female and 51.5% male.
The median home value in Jefferson County is $159,600 and median monthly rent is $1,079. 61.8% of occupied housing units are owner-occupied. The county has 109,351 total housing units, 14.4% of which are vacant.
The largest employment sector in Jefferson County, Texas is professional, scientific, and management services, employing 22.3% of workers. The unemployment rate is 3.1%.
Houston is among the largest cities associated with Jefferson County, Texas, with a population of 2,300,419.
Jefferson County, TX Climate
Jefferson County, TX has an average annual temperature of 20°C (68°F) and receives about 1419 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
20°C
Avg Temp
1419
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 11° / 51° | 121 mm |
| February | 13° / 55° | 85 mm |
| March | 16° / 62° | 83 mm |
| April | 20° / 68° | 89 mm |
| May | 24° / 75° | 134 mm |
| June | 27° / 80° | 145 mm |
| July | 28° / 82° | 132 mm |
| August | 28° / 82° | 128 mm |
| September | 26° / 78° | 156 mm |
| October | 21° / 70° | 109 mm |
| November | 16° / 61° | 117 mm |
| December | 12° / 54° | 120 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 Jefferson County, TX
The most comfortable months to visit Jefferson County, TX are typically October, April and March, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 33°C high). The coldest is January (near 6°C low). September is usually the wettest month.
Where to stay near Jefferson County
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.