Geography of Grayson County
Covering 934 square miles, Grayson County combines a regional trade center at Sherman with farm and ranch land in every direction. About 153,613 people live here.
It lies in the North Texas region at about 33.63° N, 96.68° W and is 94th in size among Texas's 254 counties. It is a border county, touching Oklahoma. Grayson County shares boundaries with 4 other Texas counties, and the closest major cities are Dallas (about 59 miles away in a straight line) and Fort Worth (about 71 miles).
North Texas runs from the Dallas–Fort Worth Metroplex out to the Red River and the Rolling Plains. It mixes one of America's largest urban regions with wheat fields, cattle country and small towns that grew up along railroads.
For a broader view of how Grayson County fits within the state, download our free Texas map with counties and cities PDF — a printable, high-resolution reference showing all 254 Texas counties labeled with their county seats.
Population & demographics
With approximately 153,613 residents across 934 square miles, Grayson County has a population density of about 164.5 people per square mile. Density here reflects a mix of small cities, suburbs, and rural land.
County seat: Sherman
County government for Grayson County is based in Sherman. The commissioners court, made up of a county judge and four precinct commissioners, meets here and sets the county budget, roads policy and tax rate. Sherman also serves as the main shopping, school and healthcare center for much of the county.
History & name origin
Grayson County was established in 1846 and was named for Peter Wagener Grayson, an attorney general of the Republic of Texas. It was carved from territory previously part of Fannin County.
Grayson County, Texas — frequently asked questions
Quick answers about Grayson County geography, population, county seat, neighboring counties, and how to use the maps on this page. Figures are sourced from the U.S. Census Bureau; answers are written and reviewed by the Texas County Map team.
Where is Grayson County, Texas located?+
Grayson County is located in the North Texas region of Texas at approximately 33.627° N, 96.678° W. It is one of the 254 counties of Texas and carries U.S. Census FIPS code 48181. The interactive map on this page renders the official U.S. Census TIGER boundary for Grayson County over real-world OpenStreetMap, Esri satellite, and topographic basemaps.
How big is Grayson County in square miles?+
Grayson County covers approximately 934 square miles of land in the North Texas region — a mid-sized Texas county. By land area it ranks 94th out of 254 Texas counties. The full bounding box of the county is rendered to scale on the interactive map and matches the U.S. Census TIGER 2023 polygon.
What is the population of Grayson County, Texas?+
Grayson County has a population of approximately 153,613 residents. With 934 square miles of land, that works out to a population density of about 164.5 people per square mile, which is moderately populated for a Texas county. That makes Grayson County the 33rd most populous of the 254 counties in Texas.
What is the county seat of Grayson County?+
Sherman is the county seat of Grayson County, Texas, which was organized in 1846 and named for Peter Wagener Grayson, an attorney general of the Republic of Texas. Grayson County was originally carved out of Fannin County. County government offices, courthouses, and most public records for Grayson County are located in Sherman.
Which Texas counties border Grayson County?+
Grayson County shares borders with Cooke, Denton, Collin, and Fannin counties. These 4 neighboring counties are highlighted on the schematic boundary map and linked at the bottom of this page so you can quickly compare population, area, and county seats across the North Texas region.
Where can I download or print a map of Grayson County?+
Use the "Download PDF" button below the Grayson County map on this page to save a letter-size PDF of the county boundary, neighboring counties and incorporated places, drawn from U.S. Census Bureau 2023 boundary files. The "Official TxDOT road map" button downloads the Texas Department of Transportation county road mapbook for Grayson County. Both files are stored on this site and download directly. Our free Texas map with counties and cities PDF shows all 254 counties on one sheet.
What is the FIPS code for Grayson County, Texas?+
The full 5-digit U.S. Census FIPS code for Grayson County is 48181, made up of Texas state code 48 and the 3-digit county code 181. This is the same FIPS code used by the U.S. Census Bureau TIGER/Line files, the American Community Survey, and most federal datasets that key on county.