Grimes County, Texas Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Grimes County, TX Population Density Map and Area Scores
Area Score
Health, income and education, each graded from F to A+. Explore interactive maps for deeper analysis.
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C
Health Below average
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D
Income Well below averageLess wealthy than 72% of counties in Texas
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F
Education Well below average
Source: Map AI Methodology
Population: density and quick facts
| Metric | Grimes County | Texas Avg | U.S. Average |
|---|---|---|---|
| Population | 31,340 | 30,160,889 | 337,468,954 |
| Population density (per sq mi) | 39.0 | 112.2 | 86.4 |
| Population growth (%/yr) | 1.82% | 1.41% | 0.59% |
| Median age | 40.2 | 35.9 | 37.3 |
| Households | 10,255 | 10,982,153 | 130,235,071 |
Population in Grimes County grew by 22.3% from 2009 to 2024, reaching 31,340 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Grimes County is Gen X, aged 45–60, at 22.8% of residents. That is 3.4 points above Texas as a whole.
- Gen Z 13–28 6,153 19.6% -3.8 pts
- Millennials 29–44 6,441 20.6% -2.4 pts
- Gen X 45–60 7,158 22.8% +3.4 pts
- Boomers 61–79 5,489 17.5% +4.3 pts
Residents by birth cohort, from the 2025 age distribution. The right-hand figure is how far each cohort's share sits above or below Texas, in percentage points. Children younger than Gen Z and the generations before the Boomers are counted in the population but not shown here, so these shares do not add up to 100%.
Male and female share
Women are 45.2% of the people living in Grimes County and men 54.8%.
- Women 45.2% Texas 50.1%
- Men 54.8% Texas 49.9%
How many residents match a customer profile?
Residents matching this profile
100% of everyone living in Grimes County
Pick an age range and a women/men split and the figure above answers with how many residents that profile reaches.
Economy
Grimes County has a the economy index of D, which means it is barely prosperous.
| Metric | Grimes County | Texas Avg | U.S. Average |
|---|---|---|---|
| Median household income | $69,911 | $78,939 | $80,455 |
| Income growth (%/yr) | 4.77% | 4.56% | 4.80% |
| Unemployment rate | 5.1% | 5.2% | 5.2% |
The median household income in Grimes County is about 11% lower than in Texas.
Housing
| Metric | Grimes County | Texas Avg | U.S. Average |
|---|---|---|---|
| Median home price | $132,386 | $258,873 | $248,835 |
| Median rent | $1,069 | $1,402 | $1,407 |
| Homeownership rate | 79.9% | 62.6% | 65.2% |
The median home price in Grimes County is about 10.3 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $1,069 per month for that long.
Commute Time & Mobility
Commuters in Grimes County spend about 65 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 272 hours, about 11.3 full days, spent commuting.
| Metric | Grimes County | Texas Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 32.7 | 22.8 | 22.4 |
| Round-trip commute (min) | 65.3 | 45.6 | 44.8 |
| Yearly time spent (hours) | 272 | 190 | 187 |
| Estimated yearly cost | $8,435 | $5,888 | $5,790 |
| Work from home | 8.2% | 14.4% | 15.0% |
| Highway traffic (vehicles/day) | 6,837 | 9,879 | 8,813 |
| Local road traffic (vehicles/day) | 1,270 | 1,441 | 1,355 |
Fastest commutes among counties in
Texas:
Loving County (3.2 min), King County (5.8 min), Terrell County (6.5 min).
Slowest:
Bandera County (38.6 min), San Jacinto County (35.9 min), Liberty County (33.6 min).
The average commute time in Grimes County is 33 minutes, longer than the 23 minutes in Texas.
Estimated yearly cost applies a single national wage rule of thumb (U.S. Bureau of Labor Statistics average hourly earnings), not a measurement of wages in this area. Traffic volume figures come from proprietary Ticon and TrafficZoom data.
Education & Households
Grimes County has a education index of F, which means it scores poorly in education.
| Metric | Grimes County | Texas Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 17.8% | 29.3% | 31.6% |
| Average household size | 2.71 | 2.69 | 2.53 |
Highest education index among counties in
Texas:
Collin County (0.4), Travis County (0.4), Fort Bend County (0.4).
Lowest:
Kenedy County (0.0), Hudspeth County (0.1), La Salle County (0.1).
Health
Grimes County has a health index of C, which means it is somewhat healthy.
| Metric | Grimes County | Texas Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 78.8 | 78.0 | 78.3 |
| Self-rated poor health | 22.8% | 21.1% | 16.3% |
| Smokers | 24.1% | 19.9% | 19.0% |
Highest health index among counties in
Texas:
Collin County (0.8), Travis County (0.8), Denton County (0.8).
Lowest:
Starr County (0.7), Brooks County (0.7), Presidio County (0.7).
Grimes County, TX Compared With Nearby Counties
Grimes County, TX is the smallest of the 5 counties compared here, 31,340 residents against a local median of 70,880. Where Grimes County, TX breaks from the counties next to it is commute, sitting 83% above the local median of 17.8 min at 32.7 min. That is the weaker end of the local range on this measure.
Median home price tells the same story from another angle: $132,386 against a local median of $278,573, 52% below it. The counties themselves spread 14.3 min on commute, so Grimes County, TX sits at one end of an already wide local range rather than apart from it. Grimes County, TX has the 5th lowest commute of the 5 areas compared here.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| Grimes County, TX | 31,340 | $69,911 #3/5 | $132,386 #4/5 | 32.7 min #5/5 |
| Brazos County, TX | 242,290 | $58,683 | $204,055 | 16.5 min |
| Walker County, TX | 80,209 | $51,752 | $122,806 | 19.0 min |
| Washington County, TX | 36,647 | $76,366 | $377,272 | 16.6 min |
| Waller County, TX | 61,552 | $83,139 | $353,092 | 30.9 min |
Frequently Asked Questions
Common questions about Grimes County, Texas.
How many people live in Grimes County, Texas?
About 31,340 people live in Grimes County, Texas, in 10,255 households of 2.7 people on average. The median age is 40.2, so residents are older than the U.S. median of 37.3 by about 3 years.
Is Grimes County, Texas mostly urban or rural?
Averaged over its land area, Grimes County, Texas has 39 people per square mile, a density typical of rural areas. That is about 45% of the U.S. average of 86.
Can a typical household afford a home in Grimes County, Texas?
The median home costs 1.9 times the median household income ($132,386 against $69,911), compared with 3.1 times nationally. That is within the traditional rule of thumb of about 3 times income. Median rent of $1,069 a month takes about 18% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
How common is a college degree in Grimes County, Texas?
17.8% of adults in Grimes County, Texas hold a bachelor's degree or higher (about 1 in 6), well below the U.S. share of 31.6%.
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