Geography of Guadalupe County
Guadalupe County has grown into a suburban county, with about 201,111 people living across 711 square miles. Subdivisions, commuter corridors and remaining farmland sit side by side here.
It lies in the Central Texas region at about 29.58° N, 97.95° W and is 213th in size among Texas's 254 counties. Guadalupe County shares boundaries with 6 other Texas counties, and the closest major cities are San Antonio (about 34 miles away in a straight line) and Austin (about 49 miles).
Central Texas stretches across the Hill Country, the Blackland Prairie and the Cross Timbers. It includes some of the fastest-growing suburbs in the nation along the I-35 corridor, alongside quiet ranching counties with limestone creeks and live-oak savanna.
For a broader view of how Guadalupe 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 201,111 residents across 711 square miles, Guadalupe County has a population density of about 282.9 people per square mile. Density here reflects a mix of small cities, suburbs, and rural land.
County seat: Seguin
If you need an official record from Guadalupe County — a deed, a birth certificate, a court filing — Seguin is where it is kept. Like every Texas county seat, it hosts the courthouse and the main offices of county government. As the county has grown, some offices have added annex locations closer to newer suburbs.
History & name origin
Guadalupe County was established in 1846 and was named for The Guadalupe River, named in turn for the Mexican spiritual icon Our Lady of Guadalupe. It was carved from territory previously part of Bexar County and Gonzales County.
Guadalupe County, Texas — frequently asked questions
Quick answers about Guadalupe 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 Guadalupe County, Texas located?+
Guadalupe County is located in the Central Texas region of Texas at approximately 29.583° N, 97.949° W. It is one of the 254 counties of Texas and carries U.S. Census FIPS code 48187. The interactive map on this page renders the official U.S. Census TIGER boundary for Guadalupe County over real-world OpenStreetMap, Esri satellite, and topographic basemaps.
How big is Guadalupe County in square miles?+
Guadalupe County covers approximately 711 square miles of land in the Central Texas region — a mid-sized Texas county. By land area it ranks 213th 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 Guadalupe County, Texas?+
Guadalupe County has a population of approximately 201,111 residents. With 711 square miles of land, that works out to a population density of about 282.9 people per square mile, which is densely populated for a Texas county. That makes Guadalupe County the 29th most populous of the 254 counties in Texas.
What is the county seat of Guadalupe County?+
Seguin is the county seat of Guadalupe County, Texas, which was organized in 1846 and named for The Guadalupe River, named in turn for the Mexican spiritual icon Our Lady of Guadalupe. Guadalupe County was originally carved out of Bexar County and Gonzales County. County government offices, courthouses, and most public records for Guadalupe County are located in Seguin.
Which Texas counties border Guadalupe County?+
Guadalupe County shares borders with Hays, Bexar, Caldwell, Comal, Wilson, and Gonzales counties. These 6 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 Central Texas region.
Where can I download or print a map of Guadalupe County?+
Use the "Download PDF" button below the Guadalupe 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 Guadalupe 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 Guadalupe County, Texas?+
The full 5-digit U.S. Census FIPS code for Guadalupe County is 48187, made up of Texas state code 48 and the 3-digit county code 187. 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.