Population overview
Grayson County is home to roughly 153,613 people, making up about 0.48% of the total population of Texas. Within the North Texas region, it ranks #9 of 36 counties by population. The combination of 934 square miles of land and 153,613 residents yields a density of about 164.5 people per square mile — characteristic of small-town and exurban Texas, where towns are anchored by a county seat surrounded by working farmland and ranches.
How Grayson County compares
Compared with the other 253 Texas counties, Grayson County sits in the top 25% of the population distribution. It belongs to the upper tier of Texas counties — sizable enough to support diverse local services and infrastructure.
| Comparison | Population | vs Grayson |
|---|---|---|
| Grayson County | 153,613 | — |
| North Texas region average | 252,448 | +64% |
| Texas county median | 18,916 | -88% |
| Largest in Texas (Harris) | 5,045,026 | +3184% |
Neighboring county populations
Grayson County shares borders with 4 counties. Comparing population across an adjacent corridor often reveals commuting patterns, school-district pull, and economic gravity.
| County | Seat | Population | Density |
|---|---|---|---|
| Collin County | McKinney | 1,297,179 | 1529.7 |
| Denton County | Denton | 1,069,346 | 1204.2 |
| Cooke County | Gainesville | 44,461 | 50.9 |
| Fannin County | Bonham | 39,265 | 44.0 |
What the numbers mean
Grayson County's density of about 164.5 people per square mile is 1.4 times the Texas statewide average of roughly 121. Put another way, there are about 4 acres of land for every resident.
At this density the county is anchored by one or two real towns, with farms and ranches between them. Hospitals, school districts and retail tend to concentrate in Sherman, which draws shoppers and workers from surrounding rural areas.
Grayson County in statewide context
By population the county ranks 33rd of 254; by land area it ranks 94th; and by density it ranks 38th. It punches above its size — more people than its land area alone would suggest.
Texas's population is extremely concentrated: the ten largest counties hold well over half of all Texans, while more than 150 counties have fewer than 30,000 residents. Grayson County sits in the middle ground between the big metros and the rural majority.
About the data
Population figures on this page come from the U.S. Census Bureau. The decennial census provides the official count every ten years, and the Bureau's annual Population Estimates Program updates county totals between censuses. Land area comes from the Census Gazetteer and excludes water. Figures are rounded and may differ slightly from county or school district estimates that use other methods. See our methodology page for details.
Frequently asked questions
What is the population of Grayson County, Texas?+
Grayson County has an estimated population of 153,613 residents, based on the most recent U.S. Census data.
What is the population density of Grayson County?+
Grayson County has a population density of approximately 164.5 people per square mile across its 934 sq mi of land area — characteristic of a small-town / exurban county.
Where does Grayson County rank among Texas counties by population?+
Grayson County ranks #33 out of 254 Texas counties by total population, accounting for roughly 0.48% of the state's total population.
What is the most populous county near Grayson County?+
Among the 4 counties bordering Grayson, Collin County is the most populous with about 1,297,179 residents.
How is Grayson County's population measured?+
Population figures are sourced from the U.S. Census Bureau — the decennial census and annual American Community Survey (ACS) population estimates. See our methodology for full sourcing.