Grimes County, Texas Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 95th-largest in Texas
The population of Grimes County, Texas is 30,385 as of the 2023 American Community Survey, making it the 95th-largest county in Texas. The median household income is $67,080, the median home value is $226,600, and the median age is 40.5.
The population of Grimes County has grown 25.6% since 2010 (26,624 → 33,448), a +1.64% annualized rate.
30,385
Population
+1.64%
Annual growth
39
People / sq mi
$67,080
Median Income
$226,600
Median Home Value
Grimes County covers 787 sq mi of land at 38.6 people per square mile.
About Grimes County, TX
Grimes County is a county in Texas with a population of 30,385. It ranks #95 among counties in Texas by population. The median age is 40.5, older than the national median. The population is 54.8% male and 45.2% female.
The median household income in Grimes County is $67,080, below the US median of $74,580. 10.9% of residents live below the federal poverty level. Home values sit at a median of $226,600, with monthly rent averaging $985. The homeownership rate of 78.0% is higher than the national rate of 64.8%.
Educational attainment in Grimes County reflects 19.5% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 7.2% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 35.8 minutes each way.
Grimes County Population History (2010-2024)
The county of Grimes County had a population of 26,624 in 2010 and 33,448 in 2024, a 25.6% growth over 14 years. The peak was 33,448 in 2024. Average annual growth rate: 1.65%.
33,448
Population (2024)
26,624
Population (2010)
33,448
Peak (2024)
1.65%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 26,624 |
| 2011 | 26,663 |
| 2012 | 26,686 |
| 2013 | 26,796 |
| 2014 | 26,998 |
| 2015 | 27,302 |
| 2016 | 27,479 |
| 2017 | 27,924 |
| 2018 | 28,280 |
| 2019 | 28,940 |
| 2020 | 29,438 |
| 2021 | 30,148 |
| 2022 | 31,141 |
| 2023 | 32,527 |
| 2024 | 33,448 |
Race & Ethnicity
| White | 63.5% |
| Black or African American | 11.7% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 3.7% |
| Two or More Races | 0.0% |
Age & Sex
40.5
Median Age
45.2%
Female
54.8%
Male
18.5%
Age 65+
Age Distribution
Children (under 15): 18.5% · Seniors (65+): 18.5%
Income & Poverty
| Median household income | $67,080$-9,212 vs state |
| Mean household income | $93,263 |
| Per-capita income | $31,961 |
| Poverty rate | 10.9%+0.4% vs state |
| Unemployment rate | 2.4% |
| Employment-to-population | 49.9% |
Top Industries by Employment
The largest employment sector in Grimes County is professional & business services, accounting for 22.5% of workers.
How residents commute
0.2%
Drive alone
1.3%
Carpool
80.0%
Public transit
7.2%
Work from home
35.8 min
Avg commute
Housing
$226,600$-33,800 vs state
Median home value
$985
Median rent
78.0%
Homeownership rate
12,188
Total housing units
84.4%
Occupied
15.6%
Vacant
22.0%
Renter-occupied
Social & access
79.6%
With health insurance
94.0%
With broadband internet
17.7%
Foreign-born
6.9%
Veterans (18+)
13.6%
With a disability
79.0%
Speak language other than English at home
Education
81.9%
High School+
19.5%
Bachelor's+
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County rankings
Frequently Asked Questions
Grimes County, Texas has a population of 30,385 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 95th-largest county in Texas. Population density is 39 people per square mile.
The population of Grimes County has grown 25.6% since 2010 (26,624 → 33,448), a +1.64% annualized rate.
The median household income in Grimes County, Texas is $67,080, with mean (average) household income of $93,263 and per-capita income of $31,961. 10.9% of residents live below the federal poverty level.
In Grimes County, the largest racial and ethnic groups are White (63.5%), Black or African American (11.7%), Hispanic or Latino (3.7%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Grimes County, Texas is 40.5 years. Residents are 45.2% female and 54.8% male.
The median home value in Grimes County is $226,600 and median monthly rent is $985. 78.0% of occupied housing units are owner-occupied. The county has 12,188 total housing units, 15.6% of which are vacant.
The largest employment sector in Grimes County, Texas is professional, scientific, and management services, employing 22.5% of workers. The unemployment rate is 2.4%.
Houston is among the largest cities associated with Grimes 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.