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 distinguished by its share of foreign-born residents, 17.7% of the population. Grimes County is a county in Texas with a population of 30,385.
The typical household here earns about $67,080, below the US median of $78,538. Poverty runs at 10.9%, below the national 12.4%. Home values run above average at $226,600, with typical rent around $985.
Roughly 19.5% of adults have a bachelor’s, below the national 35.0%. Remote work is below the national 14.0% at 7.2%, and the average commute runs about 36 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+
Largest cities in Texas
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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.