Texas County Reference Data
The following table includes reference information for each of the 254 counties in Texas. The data includes the year the county was formed, its parent county or counties, its county seat, and the land area it covers.
| County |
Year Formed | Parent County(s) | County Seat |
Area (sq. mi.) |
| Anderson | 1846 | Houston | Palestine | 1,077 |
| Andrews | 1875 | Bexar | Andrews | 1,501 |
| Angelina | 1846 | Nacogdoches | Lufkin | 807 |
| Aransas | 1871 | Refugio | Rockport | 280 |
| Archer | 1858 | Fannin | Archer City | 907 |
| Armstrong | 1876 | Bexar | Clause | 910 |
| Atascosa | 1856 | Bexar | Jourdanton | 1,218 |
| Austin | 1837 | Old Mexican Municipality | Bellville | 656 |
| Bailey | 1876 | Bexar | Muleshoe | 827 |
| Bandera | 1856 | Uvalde, Bexar | Bandera | 793 |
| Bastrop | 1836 | Old Mexican Municipality | Bastrop | 895 |
| Baylor | 1858 | Fannin | Seymour | 862 |
| Bee | 1857 | Goliad, Refugio, Live Oak, San Patricio | Beeville | 880 |
| Bell | 1850 | Milam | Belton | 1,055 |
| Bexar | 1836 | Old Mexican Municipality | San Antonio | 1,248 |
| Blanco | 1858 | Gillespie, Comal, Burnet, Hays | Johnson City | 714 |
| Borden | 1876 | Bexar | Gail | 900 |
| Bosque | 1854 | McLennan, Milam | Meridian | 989 |
| Bowie | 1840 | Red River | New Boston | 891 |
| Brazoria | 1836 | Old Mexican Municipality | Angleton | 1,407 |
| Brazos | 1841 | Washington, Robertson | Bryan | 588 |
| Brewster | 1887 | Presidio | Alpine | 6,169 |
| Briscoe | 1876 | Bexar | Silverton | 887 |
| Brooks | 1911 | Starr, Zapata, Hidalgo | Falfurrias | 942 |
| Brown | 1856 | Travis, Comanche | Brownwood | 936 |
| Burleson | 1846 | Milam, Washington | Caldwell | 668 |
| Burnet | 1852 | Travis, Bell, Williamson | Burnet | 994 |
| Caldwell | 1848 | Gonzales | Lockhart | 546 |
| Calhoun | 1846 | Victoria, Matagorda, Jackson | Port Lavaca | 540 |
| Callahan | 1858 | Bexar, Travis, Bosque | Baird | 899 |
| Cameron | 1848 | Nueces | Brownsville | 905 |
| Camp | 1874 | Upshur | Pittsburg | 203 |
| Carson | 1876 | Bexar | Panhandle | 924 |
| Cass | 1846 | Bowie | Linden | 937 |
| Castro | 1876 | Bexar | Dimmitt | 899 |
| Chambers | 1858 | Jefferson, Liberty | Anahuac | 616 |
| Cherokee | 1846 | Nacogdoches | Rusk | 1,052 |
| Childress | 1876 | Bexar, Youngland District | Childress | 707 |
| Clay | 1857 | Cooke | Henrietta | 1,085 |
| Cochran | 1876 | Bexar | Morton | 775 |
| Coke | 1889 | Tom Green | Robert Lee | 908 |
| Coleman | 1858 | Travis, Brown | Coleman | 1,277 |
| Collin | 1846 | Fannin | McKinney | 851 |
| Collingsworth | 1876 | Bexar, Youngland District | Wellington | 909 |
| Colorado | 1837 | Old Mexican Municipality | Columbus | 964 |
| Comal | 1846 | Bexar, Gonzales, Travis | New Braunfels | 555 |
| Comanche | 1856 | Bosque, Coryell | Comanche | 930 |
| Concho | 1858 | Bexar | Paint Rock | 992 |
| Cooke | 1848 | Fannin | Gainesville | 893 |
| Coryell | 1854 | Bell | Gatesville | 1,057 |
| Cottle | 1876 | Fannin | Puducah | 2,800 |
| Crane | 1887 | Tom Green | Crane | 782 |
| Crockett | 1875 | Bexar | Ozona | 2,806 |
| Crosby | 1876 | Bexar | Crosbyton | 898 |
| Culberson | 1911 | El Paso | Van Horn | 3,815 |
| Dallam | 1876 | Bexar | Dalhart | 1,505 |
| Dallas | 1846 | Nacogdoches, Robertson | Dallas | 880 |
| Dawson | 1876 | Bexar | Lamesa | 903 |
| Deaf Smith | 1876 | Bexar | Hereford | 1,497 |
| Delta | 1870 | Hopkins, Lamar | Cooper | 278 |
| Denton | 1846 | Fannin | Denton | 911 |
| De Witt | 1846 | Goliad, Gonzales, Victoria | Cuero | 910 |
| Dickens | 1876 | Bexar | Dickens | 907 |
| Dimmit | 1858 | Uvalde, Bexar, Maverick, Webb | Carrizo Springs | 1,307 |
| Donley | 1881 | Jack | Clarendon | 929 |
| Duval | 1858 | Live Oak, Starr, Nueces | San Diego | 1,795 |
| Eastland | 1858 | Bosque, Coryell, Travis | Eastland | 924 |
| Ector | 1887 | Tom Green | Odessa | 903 |
| Edwards | 1858 | Bexar | Rocksprings | 2,120 |
| Ellis | 1850 | Navarro | Waxahachie | 939 |
| El Paso | 1849 | Bexar | El Paso | 1,014 |
| Erath | 1856 | Bosque, Coryell | Stephenville | 1,080 |
| Falls | 1850 | Limestone, Milam | Marlin | 770 |
| Fannin | 1837 | Red River | Bonham | 895 |
| Fayette | 1837 | Bastrop, Colorado | La Grange | 950 |
| Fisher | 1876 | Bexar | Roby | 897 |
| Floyd | 1876 | Bexar | Floydada | 992 |
| Foard | 1891 | Hardeman, Knox, King, Cottle | Crowell | 703 |
| Fort Bend | 1837 | Austin | Richmond | 876 |
| Franklin | 1875 | Titus | Mount Vernon | 294 |
| Freestone | 1850 | Limestone | Fairfield | 888 |
| Frio | 1858 | Atascosa, Bexar, Uvalde | Pearsall | 1,133 |
| Gaines | 1876 | Bexar | Seminole | 1,504 |
| Galveston | 1838 | Brazoria | Galveston | 399 |
| Garza | 1876 | Bexar | Post | 895 |
| Gillespie | 1848 | Bexar | Fredericksburg | 1,061 |
| Glasscock | 1887 | Tom Green | Garden City | 900 |
| Goliad | 1836 | Old Mexican Municipality | Goliad | 859 |
| Gonzales | 1836 | Old Mexican Municipality | Gonzales | 1,068 |
| Gray | 1876 | Bexar | Pampa | 921 |
| Grayson | 1846 | Fannin | Sherman | 934 |
| Gregg | 1873 | Rusk, Upshur | Longview | 273 |
| Grimes | 1846 | Montgomery | Anderson | 799 |
| Guadalupe | 1846 | Bexar, Gonzales | Seguin | 713 |
| Hale | 1876 | Bexar | Plainview | 1,005 |
| Hall | 1876 | Bexar, Young | Memphis | 876 |
| Hamilton | 1842 | Bosque, Comanche, Lampasas, Coryell | Hamilton | 836 |
| Hansford | 1876 | Bexar, Young | Spearman | 921 |
| Hardeman | 1858 | Fannin | Quanah | 688 |
| Hardin | 1858 | Jefferson, Liberty | Kountze | 898 |
| Harris | 1836 | Harrisburg Municipality | Houston | 1,734 |
| Harrison | 1839 | Shelby | Marshall | 908 |
| Hartley | 1876 | Bexar, Young | Channing | 1,462 |
| Haskell | 1858 | Fannin, Milam | Haskell | 901 |
| Hays | 1848 | Travis | San Marcos | 678 |
| Hemphill | 1876 | Bexar, Young | Canadian | 903 |
| Henderson | 1846 | Houston, Nacogdoches | Athens | 888 |
| Hidalgo | 1852 | Cameron | Edinburg | 1,569 |
| Hill | 1853 | Navarro | Hillsboro | 968 |
| Hockley | 1876 | Bexar, Young | Levelland | 908 |
| Hood | 1865 | Johnson | Granbury | 425 |
| Hopkins | 1846 | Lamar, Nacogdoches | Sulphur Springs | 789 |
| Houston | 1837 | Nacogdoches | Crockett | 1,234 |
| Howard | 1876 | Bexar, Young | Big Spring | 901 |
| Hudspeth | 1917 | El Paso | Sierra Blanca | 4,566 |
| Hunt | 1846 | Fannin, Nacogdoches | Greenville | 840 |
| Hutchinson | 1876 | Bexar | Stinnett | 871 |
| Irion | 1881 | Tom Green | Mertzon | 1,052 |
| Jack | 1856 | Cooke | Jacksboro | 920 |
| Jackson | 1836 | Old Mexican Municipality | Edna | 844 |
| Jasper | 1836 | Old Mexican Municipality | Jasper | 921 |
| Jeff Davis | 1887 | Presidio | Fort Davis | 2,258 |
| Jefferson | 1836 | Old Mexican Municipality | Veaumont | 937 |
| Jim Hogg | 1913 | Brooks, Duval | Hebbronville | 1,136 |
| Jim Wells | 1911 | Nueces | Alice | 867 |
| Johnson | 1854 | Ellis, Hill, Navarro | Cleburne | 731 |
| Jones | 1858 | Bexar, Bosque | Anson | 931 |
| Karnes | 1854 | Bexar | Karnes City | 753 |
| Kaufman | 1848 | Henderson | Kaugman | 788 |
| Kendall | 1862 | Derr, Blanco | Boerne | 663 |
| Kenedy | 1921 | Willacy, Hidalgo, Cameron | Sarita | 1,389 |
| Kent | 1876 | Bexar, Young | Jayton | 878 |
| Kerr | 1856 | Bexar | Kerrville | 1,107 |
| Kimble | 1858 | Bexar | Junction | 1,250 |
| King | 1876 | Bexar | Guthrie | 914 |
| Kinney | 1850 | Bexar | Brackettville | 1,359 |
| Kleberg | 1917 | Nueces | Kingsville | 853 |
| Knox | 1858 | Young, Bexar | Benjamin | 845 |
| Lamar | 1840 | Red River | Paris | 919 |
| Lamb | 1876 | Bexar | Littlefield | 1,013 |
| Lampasas | 1856 | Bell, Travis | Lampasas | 714 |
| La Salle | 1858 | Bexar, Webb | Cotulla | 1,517 |
| Lavaca | 1846 | Colorado, Victoria, Jackson, Gonzales | Halletsville | 971 |
| Lee | 1874 | Bastrop, Burleson, Washington, Fayette | Giddings | 631 |
| Leon | 1846 | Robertson | Centerville | 1,078 |
| Liberty | 1836 | Old Mexican Municipality | Liberty | 1,174 |
| Limestone | 1846 | Robertson | Groesbeck | 931 |
| Lipscomb | 1876 | Bexar | Lipscomb | 933 |
| Live Oak | 1856 | Nueces, San Patricio | George West | 1,057 |
| Llano | 1856 | Bexar | Llano | 939 |
| Loving | 1887 | Tom Green | Mantone | 671 |
| Lubbock | 1876 | Bexar, Crosby | Lubbock | 900 |
| Lynn | 1876 | Bexar | Tahoka | 888 |
| McCulloch | 1856 | Bexar | Brady | 1,071 |
| McLennan | 1856 | Milam | Waco | 1,031 |
| McMullen | 1858 | Bexar, Live Oak, Atascosa | Tilden | 1,163 |
| Madison | 1854 | Leon, Grimes, Walker | Madisonville | 473 |
| Marion | 1860 | Cass | Jefferson | 385 |
| Martin | 1876 | Bexar | Stanton | 914 |
| Mason | 1858 | Gillespie | Mason | 934 |
| Matagorda | 1836 | Old Mexican Municipality | Bay City | 1,127 |
| Maverick | 1856 | Kenedy | Eagle Pass | 1,287 |
| Medina | 1848 | Bexar | Hondo | 1,331 |
| Menard | 1858 | Bexar | Menard | 902 |
| Midland | 1885 | Tom Green | Midland | 902 |
| Milam | 1836 | Old Mexican Municipality | Cameron | 1,019 |
| Mills | 1887 | Comanche, Brown, Hamilton, Lampasas | Goldthwaite | 748 |
| Mitchell | 1878 | Bexar | Colroado City | 912 |
| Montague | 1857 | Cooke | Montague | 928 |
| Montgomery | 1837 | Washington | Conroe | 1,047 |
| Moore | 1876 | Bexar | Dumas | 905 |
| Morris | 1875 | Titus | Daingerfield | 256 |
| Motley | 1876 | Bexar | Matador | 959 |
| Nacogdoches | 1836 | Old Mexican Municipality | Nacogdocges | 939 |
| Navarro | 1846 | Robertson | Corsicana | 1,068 |
| Newton | 1846 | Jasper | Newton | 935 |
| Nolan | 1881 | Young, Bexar | Sweetwater | 915 |
| Nueces | 1846 | San Patricio | Corpus Christi | 847 |
| Ochiltree | 1876 | Bexar | Perryton | 919 |
| Oldham | 1876 | Bexar | Vega | 1,485 |
| Orange | 1852 | Jefferson | Orange | 362 |
| Palo Pinto | 1856 | Navarro, Bosque | Palo Pinto | 949 |
| Panola | 1846 | Harrison, Shelby | Carthage | 812 |
| Parker | 1855 | Bosque, Navarro | Weatherford | 902 |
| Parmer | 1876 | Bexar | Farwell | 885 |
| Pecos | 1871 | Presidio | Fort Stockton | 4,776 |
| Polk | 1846 | Liberty | Livingston | 1,061 |
| Potter | 1876 | Bexar | Amarillo | 902 |
| Presidio | 1852 | Bexar | Marfa | 3,857 |
| Rains | 1870 | Hopkins, Hunt, Wood | Emory | 243 |
| Randall | 1876 | Bexar | Canyon | 917 |
| Reagan | 1903 | Tom Green | Big Lake | 1,173 |
| Real | 1913 | Bandera, Kerr, Edwards | Leakey | 697 |
| Red River | 1836 | Old Mexican Municipality | Clarksville | 1,054 |
| Reeves | 1883 | Pecos | Pecos | 2,626 |
| Refugio | 1836 | Old Mexican Municipality | Refugio | 771 |
| Roberts | 1876 | Bexar | Miami | 915 |
| Robertson | 1837 | Milam | Franklin | 864 |
| Rockwall | 1873 | Kaufman | Rockwall | 128 |
| Runnels | 1858 | Bexar, Travis | Ballinger | 1,056 |
| Rusk | 1843 | Nacogdoches | Henderson | 932 |
| Sabine | 1836 | Old Mexican Municipality | Hemphill | 486 |
| San Augustine | 1836 | Old Mexican Municipality | San Augustine | 524 |
| San Jacinto | 1870 | Liverty, Polk, Montgomery, Walker | Coldspring | 572 |
| San Patricio | 1836 | Old Mexican Municipality | Sinton | 693 |
| San Saba | 1856 | Bexar | San Saba | 1,136 |
| Schleicher | 1887 | Crockett | Eldorado | 1,309 |
| Scurry | 1876 | Bexar | Snyder | 900 |
| Shackelford | 1858 | Bosque | Albany | 915 |
| Shelby | 1836 | Old Mexican Municipality | Center | 791 |
| Sherman | 1876 | Bexar | Stratford | 923 |
| Smith | 1846 | Nacogdoches | Tyler | 932 |
| Somervell | 1875 | Hood, Johnson | Glen Rose | 188 |
| Starr | 1848 | Nueces | Rio Grande City | 1,226 |
| Stephens | 1858 | Bosque | Breckenridge | 894 |
| Sterling | 1841 | Tom Green | Sterling City | 923 |
| Stonewall | 1876 | Bexar | Aspermont | 925 |
| Sutton | 1840 | Crockett | Sonora | 1,455 |
| Swisher | 1876 | Bexar, Young | Tulia | 902 |
| Tarrant | 1849 | Navarro | Fort Worth | 868 |
| Taylor | 1858 | Bexar, Travis | Abilene | 917 |
| Terrell | 1905 | Pecos | Sanderson | 2,357 |
| Terry | 1876 | Bexar | Brownfield | 886 |
| Throckmorton | 1858 | Fannin | Throckmorton | 912 |
| Titus | 1846 | Red River, Bowie | Mount Pleasant | 412 |
| Tom Green | 1874 | Bexar | San Angelo | 1,515 |
| Travis | 1840 | Bastrop | Austin | 989 |
| Trinity | 1850 | Houston | Groveton | 692 |
| Tyler | 1846 | Liberty | Woodville | 922 |
| Upshur | 1846 | Harrison, Nacogdoches | Gilmer | 587 |
| Upton | 1867 | Tom Green | Rankin | 1,243 |
| Uvalde | 1850 | Bexar | Uvalde | 1,564 |
| Val Verde | 1885 | Crockett, Kinney, Pecos | Del Rio | 3,150 |
| Van Zandt | 1848 | Henderson | Canton | 855 |
| Victoria | 1836 | Old Mexican Municipality | Victoria | 887 |
| Walker | 1846 | Montgomery | Huntsville | 786 |
| Waller | 1873 | Austin, Grimes | Hempstead | 514 |
| Ward | 1887 | Tom Green | Monahans | 836 |
| Washington | 1836 | Texas Municipality | Brenham | 610 |
| Webb | 1848 | Bexar | Laredo | 3,363 |
| Wharton | 1846 | Matagorda, Jackson | Wharton | 1,086 |
| Wheeler | 1876 | Bexar, Young | Wheeler | 905 |
| Wichita | 1858 | Youngland District | Wichita Falls | 606 |
| Wilbarger | 1858 | Bexar | Vernon | 947 |
| Willacy | 1911 | Hidalgo, Cameron | Raymondville | 589 |
| Williamson | 1848 | Milam | Georgetown | 1,137 |
| Wilson | 1860 | Bexar, Karnes | Floresville | 807 |
| Winkler | 1887 | Tom Green | Kermit | 840 |
| Wise | 1856 | Cooke | Decatur | 902 |
| Wood | 1850 | Van Zandt | Quitman | 689 |
| Yoakum | 1876 | Bexar | Plains | 800 |
| Young | 1856 | Bosque, Fannin | Graham | 919 |
| Zapata | 1858 | Starr, Webb | Zapata | 999 |
| Zavala | 1858 | Uvalde, Maverick | Crystal City | 1,298 |
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