Land area does not include bodies of water. Some counties may appear larger on the map than their ranking would suggest due to the presence of lakes and rivers.
| Rank | Name | Land Area (mi2) | Population Density (mi2) | Total Area (mi2) |
|---|---|---|---|---|
| 1 | Brewster | 6,183.7 | 1.5 | 6,192.3 |
| 2 | Pecos | 4,763.9 | 3.3 | 4,764.8 |
| 3 | Hudspeth | 4,571.0 | 0.8 | 4,571.8 |
| 4 | Presidio | 3,855.2 | 2.0 | 3,855.9 |
| 5 | Culberson | 3,812.8 | 0.6 | 3,813.0 |
| 6 | Webb | 3,361.5 | 74.5 | 3,375.6 |
| 7 | Val Verde | 3,144.8 | 15.5 | 3,232.7 |
| 8 | Crockett | 2,807.3 | 1.3 | 2,807.3 |
| 9 | Reeves | 2,635.4 | 5.2 | 2,642.1 |
| 10 | Terrell | 2,358.0 | 0.4 | 2,358.1 |
| 11 | Jeff Davis | 2,264.6 | 1.0 | 2,264.6 |
| 12 | Edwards | 2,117.9 | 0.9 | 2,119.9 |
| 13 | Duval | 1,793.5 | 6.6 | 1,795.6 |
| 14 | Harris | 1,703.5 | 2,402.4 | 1,777.5 |
| 15 | Hidalgo | 1,570.9 | 493.2 | 1,582.9 |
| 16 | Uvalde | 1,552.0 | 17.0 | 1,558.6 |
| 17 | Tom Green | 1,522.0 | 72.4 | 1,540.5 |
| 18 | Dallam | 1,503.3 | 4.5 | 1,505.3 |
| 19 | Gaines | 1,502.4 | 11.7 | 1,502.9 |
| 20 | Andrews | 1,500.7 | 9.9 | 1,501.1 |
| 21 | Oldham | 1,500.5 | 1.4 | 1,501.4 |
| 22 | Deaf Smith | 1,496.9 | 12.9 | 1,498.4 |
| 23 | La Salle | 1,486.7 | 4.6 | 1,494.2 |
| 24 | Hartley | 1,462.0 | 4.1 | 1,463.2 |
| 25 | Kenedy | 1,458.3 | 0.3 | 1,945.8 |
| 26 | Sutton | 1,453.9 | 2.8 | 1,454.4 |
| 27 | Kinney | 1,360.1 | 2.6 | 1,365.1 |
| 28 | Brazoria | 1,357.7 | 230.7 | 1,608.6 |
| 29 | Dimmit | 1,328.9 | 7.5 | 1,334.5 |
| 30 | Medina | 1,325.4 | 34.7 | 1,334.5 |
| 31 | Schleicher | 1,310.6 | 2.6 | 1,310.7 |
| 32 | Zavala | 1,297.4 | 9.0 | 1,301.7 |
| 33 | Maverick | 1,279.3 | 42.4 | 1,291.8 |
| 34 | Coleman | 1,262.0 | 7.0 | 1,281.4 |
| 35 | Kimble | 1,251.0 | 3.7 | 1,251.2 |
| 36 | Upton | 1,241.3 | 2.7 | 1,241.5 |
| 37 | Bexar | 1,239.8 | 1,383.1 | 1,256.1 |
| 38 | Houston | 1,230.9 | 19.3 | 1,236.6 |
| 39 | Starr | 1,223.2 | 49.8 | 1,229.1 |
| 40 | Atascosa | 1,219.5 | 36.8 | 1,221.5 |
| 41 | Reagan | 1,175.3 | 2.9 | 1,176.0 |
| 42 | Liberty | 1,158.4 | 65.3 | 1,176.3 |
| 43 | McMullen | 1,139.4 | 0.6 | 1,156.8 |
| 44 | Jim Hogg | 1,136.1 | 4.7 | 1,136.2 |
| 45 | San Saba | 1,135.3 | 5.4 | 1,138.4 |
| 46 | Frio | 1,133.5 | 15.2 | 1,134.3 |
| 47 | Williamson | 1,118.3 | 378.0 | 1,134.4 |
| 48 | Kerr | 1,103.3 | 45.0 | 1,107.3 |
| 49 | Matagorda | 1,100.3 | 33.4 | 1,612.5 |
| 50 | Clay | 1,088.7 | 9.9 | 1,116.8 |
| 51 | Wharton | 1,086.2 | 38.0 | 1,094.4 |
| 52 | Erath | 1,083.1 | 35.0 | 1,089.8 |
| 53 | Leon | 1,073.2 | 15.7 | 1,080.6 |
| 54 | Gonzales | 1,066.7 | 18.6 | 1,069.9 |
| 55 | McCulloch | 1,065.6 | 7.8 | 1,073.4 |
| 56 | Anderson | 1,062.6 | 55.0 | 1,078.0 |
| 57 | Gillespie | 1,058.2 | 23.5 | 1,061.7 |
| 58 | Polk | 1,057.1 | 43.0 | 1,109.7 |
| 59 | Cherokee | 1,052.9 | 48.3 | 1,062.2 |
| 60 | Coryell | 1,052.1 | 71.7 | 1,056.8 |
| 61 | Irion | 1,051.6 | 1.5 | 1,051.6 |
| 62 | Bell | 1,051.0 | 295.2 | 1,087.8 |
| 63 | Runnels | 1,051.0 | 10.0 | 1,057.1 |
| 64 | Montgomery | 1,041.7 | 437.5 | 1,076.9 |
| 65 | Live Oak | 1,039.7 | 11.1 | 1,078.9 |
| 66 | McLennan | 1,037.1 | 226.5 | 1,060.2 |
| 67 | Red River | 1,036.6 | 12.4 | 1,056.7 |
| 68 | Milam | 1,016.9 | 24.3 | 1,021.8 |
| 69 | Lamb | 1,016.2 | 13.8 | 1,017.7 |
| 70 | El Paso | 1,012.7 | 790.6 | 1,015.0 |
| 71 | Navarro | 1,009.6 | 47.3 | 1,085.9 |
| 72 | Hale | 1,004.7 | 36.1 | 1,004.8 |
| 73 | Zapata | 998.4 | 14.0 | 1,058.0 |
| 74 | Burnet | 994.3 | 43.0 | 1,021.3 |
| 75 | Floyd | 992.1 | 6.5 | 992.5 |
| 76 | Travis | 990.2 | 1,034.4 | 1,023.0 |
| 77 | Motley | 989.6 | 1.2 | 989.8 |
| 78 | Concho | 983.8 | 4.2 | 993.7 |
| 79 | Bosque | 983.0 | 18.5 | 1,002.5 |
| 80 | Wilbarger | 970.8 | 13.9 | 977.9 |
| 81 | Lavaca | 969.7 | 19.9 | 970.4 |
| 82 | Colorado | 960.3 | 21.7 | 973.7 |
| 83 | Hill | 958.9 | 36.6 | 985.7 |
| 84 | Palo Pinto | 951.8 | 29.5 | 985.5 |
| 85 | Fayette | 950.0 | 25.8 | 959.8 |
| 86 | Nacogdoches | 946.5 | 68.2 | 981.2 |
| 87 | Brown | 944.4 | 40.3 | 957.0 |
| 88 | Brooks | 943.4 | 7.7 | 943.7 |
| 89 | Jasper | 938.9 | 38.0 | 969.7 |
| 90 | Comanche | 937.8 | 14.9 | 947.7 |
| 91 | Cass | 937.0 | 32.5 | 960.3 |
| 92 | Ellis | 935.5 | 159.9 | 951.7 |
| 93 | Llano | 934.0 | 20.7 | 965.9 |
| 94 | Newton | 933.7 | 15.5 | 939.7 |
| 95 | Grayson | 932.8 | 129.6 | 979.2 |
| 96 | Lipscomb | 932.2 | 3.5 | 932.3 |
| 97 | Montague | 930.9 | 21.2 | 938.3 |
| 98 | Mason | 928.8 | 4.3 | 932.2 |
| 99 | Jones | 928.6 | 21.8 | 937.1 |
| 100 | Donley | 926.9 | 4.0 | 933.0 |
| 101 | Eastland | 926.5 | 20.1 | 931.9 |
| 102 | Gray | 926.0 | 24.3 | 929.3 |
| 103 | Tyler | 924.5 | 23.5 | 935.6 |
| 104 | Roberts | 924.1 | 1.0 | 924.2 |
| 105 | Rusk | 924.0 | 57.7 | 938.4 |
| 106 | Sterling | 923.5 | 1.2 | 923.5 |
| 107 | Sherman | 923.0 | 3.3 | 923.2 |
| 108 | Smith | 921.5 | 227.6 | 949.7 |
| 109 | Carson | 920.2 | 6.7 | 924.1 |
| 110 | Hansford | 919.8 | 6.1 | 920.4 |
| 111 | Collingsworth | 918.4 | 3.3 | 919.3 |
| 112 | Ochiltree | 917.6 | 11.1 | 918.1 |
| 113 | Stonewall | 916.3 | 1.6 | 920.2 |
| 114 | Taylor | 915.6 | 143.6 | 919.3 |
| 115 | Martin | 914.9 | 5.2 | 915.7 |
| 116 | Wheeler | 914.5 | 5.9 | 915.5 |
| 117 | Young | 914.5 | 20.3 | 930.9 |
| 118 | Shackelford | 914.3 | 3.7 | 915.5 |
| 119 | Throckmorton | 912.6 | 1.8 | 915.5 |
| 120 | Nolan | 912.0 | 16.7 | 913.9 |
| 121 | Randall | 911.5 | 132.4 | 922.4 |
| 122 | Coke | 911.5 | 3.6 | 928.0 |
| 123 | Mitchell | 911.1 | 10.3 | 915.9 |
| 124 | King | 910.9 | 0.3 | 913.3 |
| 125 | Jack | 910.7 | 9.9 | 920.1 |
| 126 | Armstrong | 909.1 | 2.1 | 913.8 |
| 127 | DeWitt | 909.0 | 22.1 | 910.5 |
| 128 | Hockley | 908.4 | 25.2 | 908.6 |
| 129 | Potter | 908.4 | 133.3 | 922.0 |
| 130 | Lamar | 907.2 | 54.9 | 933.1 |
| 131 | Hemphill | 906.3 | 4.2 | 912.2 |
| 132 | Scurry | 905.4 | 18.7 | 907.5 |
| 133 | Limestone | 905.3 | 25.8 | 933.2 |
| 134 | Wise | 904.4 | 65.4 | 922.6 |
| 135 | Parker | 903.5 | 129.4 | 910.1 |
| 136 | Haskell | 903.1 | 6.5 | 910.3 |
| 137 | Archer | 903.1 | 10.0 | 925.4 |
| 138 | Kent | 902.5 | 0.9 | 902.9 |
| 139 | Menard | 902.0 | 2.5 | 902.3 |
| 140 | Dickens | 901.7 | 2.7 | 905.2 |
| 141 | Howard | 900.8 | 38.9 | 904.2 |
| 142 | Cottle | 900.6 | 1.7 | 901.6 |
| 143 | Dawson | 900.3 | 15.4 | 902.1 |
| 144 | Midland | 900.3 | 152.0 | 902.1 |
| 145 | Glasscock | 900.2 | 1.4 | 901.1 |
| 146 | Crosby | 900.2 | 6.7 | 901.7 |
| 147 | Briscoe | 900.0 | 1.8 | 901.6 |
| 148 | Harrison | 900.0 | 72.9 | 915.8 |
| 149 | Moore | 899.7 | 24.3 | 909.6 |
| 150 | Callahan | 899.4 | 15.1 | 901.3 |
| 151 | Fisher | 898.9 | 4.4 | 901.8 |
| 152 | Ector | 897.7 | 152.8 | 901.8 |
| 153 | Borden | 897.4 | 0.7 | 906.1 |
| 154 | Stephens | 896.7 | 10.7 | 921.5 |
| 155 | Lubbock | 895.6 | 311.3 | 900.7 |
| 156 | Castro | 894.4 | 9.0 | 899.3 |
| 157 | Garza | 893.4 | 7.2 | 896.2 |
| 158 | Lynn | 891.9 | 6.6 | 893.5 |
| 159 | Cameron | 890.9 | 456.0 | 1,276.5 |
| 160 | Fannin | 890.8 | 38.1 | 898.9 |
| 161 | Hardin | 890.6 | 61.3 | 897.6 |
| 162 | Swisher | 890.2 | 8.8 | 900.7 |
| 163 | Terry | 888.8 | 14.2 | 890.9 |
| 164 | Bastrop | 888.2 | 83.5 | 895.5 |
| 165 | Hutchinson | 887.4 | 25.0 | 895.0 |
| 166 | Bowie | 885.0 | 104.6 | 923.0 |
| 167 | Hall | 883.5 | 3.8 | 904.1 |
| 168 | Victoria | 882.1 | 98.4 | 888.8 |
| 169 | Kleberg | 881.3 | 36.4 | 1,090.2 |
| 170 | Parmer | 880.8 | 11.7 | 885.2 |
| 171 | Bee | 880.2 | 36.2 | 880.3 |
| 172 | Denton | 878.4 | 754.3 | 953.0 |
| 173 | Freestone | 877.7 | 22.6 | 892.0 |
| 174 | Jefferson | 876.3 | 287.9 | 1,112.6 |
| 175 | Cooke | 874.8 | 43.9 | 898.4 |
| 176 | Henderson | 873.8 | 89.9 | 948.3 |
| 177 | Dallas | 871.3 | 2,718.0 | 908.6 |
| 178 | Baylor | 867.5 | 4.3 | 901.1 |
| 179 | Jim Wells | 865.0 | 47.2 | 868.3 |
| 180 | Tarrant | 863.6 | 2,094.7 | 902.3 |
| 181 | Fort Bend | 861.5 | 679.5 | 885.3 |
| 182 | Robertson | 855.7 | 19.4 | 865.4 |
| 183 | Goliad | 852.0 | 8.5 | 859.4 |
| 184 | Knox | 850.6 | 4.4 | 855.5 |
| 185 | Van Zandt | 842.6 | 62.4 | 859.6 |
| 186 | Collin | 841.2 | 930.0 | 886.1 |
| 187 | Winkler | 841.1 | 8.5 | 841.3 |
| 188 | Hunt | 840.3 | 102.5 | 882.0 |
| 189 | Nueces | 838.5 | 405.8 | 1,165.6 |
| 190 | Hamilton | 835.9 | 10.2 | 836.4 |
| 191 | Ward | 835.6 | 12.8 | 835.8 |
| 192 | Jackson | 829.4 | 17.0 | 856.9 |
| 193 | Bailey | 826.8 | 8.7 | 827.5 |
| 194 | Wilson | 803.7 | 53.4 | 808.4 |
| 195 | Panola | 801.8 | 29.7 | 821.3 |
| 196 | Yoakum | 799.7 | 9.9 | 799.7 |
| 197 | Angelina | 797.8 | 108.8 | 864.7 |
| 198 | Shelby | 795.6 | 32.0 | 834.6 |
| 199 | Bandera | 791.0 | 25.9 | 797.6 |
| 200 | Grimes | 787.5 | 33.8 | 801.6 |
| 201 | Crane | 785.1 | 5.6 | 785.7 |
| 202 | Walker | 784.2 | 86.5 | 801.5 |
| 203 | Kaufman | 780.7 | 132.4 | 807.7 |
| 204 | Cochran | 775.2 | 4.0 | 775.2 |
| 205 | Refugio | 770.4 | 9.6 | 818.2 |
| 206 | Hopkins | 767.2 | 45.8 | 792.8 |
| 207 | Falls | 765.5 | 23.3 | 773.8 |
| 208 | Mills | 748.3 | 6.6 | 749.8 |
| 209 | Karnes | 747.6 | 19.8 | 753.5 |
| 210 | Johnson | 724.7 | 208.3 | 734.5 |
| 211 | Lampasas | 712.8 | 27.6 | 713.9 |
| 212 | Guadalupe | 711.3 | 184.9 | 714.8 |
| 213 | Blanco | 709.3 | 14.8 | 713.4 |
| 214 | Foard | 704.4 | 1.9 | 707.7 |
| 215 | Real | 699.2 | 4.7 | 700.1 |
| 216 | Childress | 696.4 | 10.1 | 713.7 |
| 217 | Hardeman | 695.1 | 6.0 | 696.9 |
| 218 | Trinity | 693.6 | 21.0 | 714.0 |
| 219 | San Patricio | 693.5 | 93.5 | 707.9 |
| 220 | Hays | 678.0 | 231.7 | 679.9 |
| 221 | Loving | 668.9 | 0.1 | 676.7 |
| 222 | Kendall | 662.5 | 50.4 | 663.0 |
| 223 | Burleson | 659.0 | 26.1 | 676.8 |
| 224 | Austin | 646.5 | 44.0 | 656.4 |
| 225 | Wood | 645.2 | 65.0 | 695.7 |
| 226 | Lee | 629.0 | 26.4 | 634.1 |
| 227 | Wichita | 627.8 | 209.5 | 633.1 |
| 228 | Washington | 604.0 | 55.8 | 621.8 |
| 229 | Chambers | 597.1 | 58.8 | 871.2 |
| 230 | Willacy | 590.6 | 37.5 | 784.3 |
| 231 | Brazos | 585.5 | 332.8 | 591.2 |
| 232 | Upshur | 583.0 | 67.4 | 592.6 |
| 233 | San Jacinto | 569.2 | 46.3 | 627.9 |
| 234 | Comal | 559.5 | 193.9 | 574.9 |
| 235 | Caldwell | 545.3 | 69.8 | 547.2 |
| 236 | San Augustine | 530.7 | 16.7 | 592.3 |
| 237 | Waller | 513.4 | 84.1 | 517.8 |
| 238 | Calhoun | 506.8 | 42.2 | 1,032.7 |
| 239 | Sabine | 491.4 | 22.0 | 576.7 |
| 240 | Madison | 466.1 | 29.3 | 472.4 |
| 241 | Hood | 420.6 | 121.7 | 436.8 |
| 242 | Titus | 406.1 | 79.6 | 425.6 |
| 243 | Marion | 380.9 | 27.7 | 420.3 |
| 244 | Galveston | 378.4 | 769.9 | 873.8 |
| 245 | Orange | 333.7 | 245.3 | 379.5 |
| 246 | Franklin | 284.4 | 37.3 | 294.8 |
| 247 | Gregg | 273.3 | 445.4 | 275.8 |
| 248 | Delta | 256.8 | 20.4 | 277.9 |
| 249 | Aransas | 252.1 | 91.9 | 528.0 |
| 250 | Morris | 252.0 | 51.3 | 258.7 |
| 251 | Rains | 229.5 | 47.6 | 258.8 |
| 252 | Camp | 195.8 | 63.3 | 203.2 |
| 253 | Somervell | 186.5 | 45.5 | 192.0 |
| 254 | Rockwall | 127.0 | 616.6 | 148.7 |
| Total | 261,231.9 | 268,596.4 | ||