Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Sam Houston School | School | 38 | Hidalgo | 26 11 40 N | 098 14 15 W |
| Sam Houston School | School | 20 | Jackson | 28 58 18 N | 096 38 40 W |
| Sam Houston School | School | 63 | Montgomery | 30 18 55 N | 095 27 38 W |
| Sam Houston School | School | 564 | Tom Green | 31 26 38 N | 100 26 22 W |
| Sam Houston School | School | 291 | Val Verde | 29 21 18 N | 100 52 58 W |
| Sam Houston School | School | 308 | Wichita | 33 53 19 N | 098 31 49 W |
| Sam Houston State Teachers College | School | 144 | Walker | 30 42 52 N | 095 32 58 W |
| Sam Houston State Teachers College | School | 71 | Walker | 30 49 08 N | 095 25 60 W |
| Sam Jamison Middle School | School | 15 | Brazoria | 29 33 38 N | 095 18 06 W |
| Sam Little International Airport | Airport | 271 | Parker | 32 41 00 N | 097 48 21 W |
| Sam Moore Branch | Stream | | Hardin | 30 28 43 N | 094 15 55 W |
| Sam Neathery House | Building | 193 | Collin | 33 11 56 N | 096 37 37 W |
| Sam Parker Field | Park | 113 | Titus | 33 10 37 N | 095 00 21 W |
| Sam Rayburn | Populated Place | 61 | Jasper | 31 03 51 N | 094 02 09 W |
| Sam Rayburn Dam | Dam | 53 | Jasper | 31 03 56 N | 094 05 05 W |
| Sam Rayburn Elementary School | School | 153 | Dallas | 32 42 14 N | 096 59 26 W |
| Sam Rayburn Elementary School | School | 184 | Fannin | 33 46 06 N | 096 06 17 W |
| Sam Rayburn High School | School | 11 | Harris | 29 40 42 N | 095 10 56 W |
| Sam Rayburn High School Football Field | Park | 11 | Harris | 29 40 45 N | 095 10 54 W |
| Sam Rayburn House | Building | 196 | Fannin | 33 34 11 N | 096 12 52 W |
| Sam Rayburn Junior High School | School | 233 | Bexar | 29 23 01 N | 098 38 25 W |
| Sam Rayburn Library | Building | 180 | Fannin | 33 34 38 N | 096 11 17 W |
| Sam Rayburn Memorial Veterans Center | Locale | 177 | Fannin | 33 34 58 N | 096 09 53 W |
| Sam Rayburn Middle School | School | 98 | Brazos | 30 40 41 N | 096 20 33 W |
| Sam Rayburn Reservoir | Reservoir | 101 | Jasper | 32 13 01 N | 094 31 01 W |
| Sam Rayburn School | School | 184 | Fannin | 33 46 06 N | 096 06 17 W |
| Sam Rosen Elementary School | School | 208 | Tarrant | 32 47 31 N | 097 22 06 W |
| Sam Vitanza Stadium | Park | 6 | Galveston | 29 27 60 N | 095 03 08 W |
| Sam Windmill | Locale | 714 | Dickens | 33 47 46 N | 100 44 19 W |
| Sam Windmill | Locale | 770 | Ward | 31 29 19 N | 102 48 58 W |
| Samano Ranch | Locale | 98 | Starr | 26 23 31 N | 098 31 52 W |
| Samaria | Populated Place | 108 | Navarro | 32 07 36 N | 096 09 15 W |
| Samaria Baptist Church | Church | 160 | Ellis | 32 23 03 N | 096 50 36 W |
| Samarie Cemetery | Cemetery | 105 | Navarro | 32 07 41 N | 096 09 51 W |
| Samaritan Church of God | Church | 198 | Tarrant | 32 43 27 N | 097 16 15 W |
| Samchez Ranch | Locale | 924 | Presidio | 30 26 41 N | 104 51 54 W |
| Sammis Lake | Reservoir | 123 | Gonzales | 29 45 43 N | 097 17 43 W |
| Sammis Lake Dam | Dam | 124 | Gonzales | 29 45 43 N | 097 17 43 W |
| Sammons Elementary School | School | 30 | Harris | 29 55 25 N | 095 27 05 W |
| Sammons Park | Park | 200 | Coryell | 31 06 12 N | 097 22 02 W |
| Sammons Ranch | Locale | 1382 | Hudspeth | 31 04 10 N | 104 59 31 W |
| Sammy Martinez Colonia | Populated Place | 85 | Starr | 26 25 49 N | 098 45 19 W |
| Samnorwood | Populated Place | 670 | Collingsworth | 35 03 08 N | 100 16 50 W |
| Samnorwood School | School | 714 | Collingsworth | 35 12 52 N | 100 14 58 W |
| Sampeck Lake | Reservoir | 137 | Dallas | 32 48 24 N | 096 33 19 W |
| Sampeck Lake Dam | Dam | 137 | Dallas | 32 48 24 N | 096 33 19 W |
| Sample | Populated Place | 98 | Gonzales | 29 13 08 N | 097 31 24 W |
| Sample Cemetery | Cemetery | 76 | Gonzales | 29 14 37 N | 097 31 26 W |
| Sample Cemetery | Cemetery | 89 | Shelby | 31 44 22 N | 094 00 28 W |
| Sample Cemetery | Cemetery | 20 | Victoria | 28 33 48 N | 097 08 06 W |
| Sample Lake | Lake | 18 | Victoria | 28 34 57 N | 097 08 21 W |
| Sampson Church | Church | 35 | Waller | 29 45 51 N | 096 00 54 W |
| Sampson Creek | Stream | | Cherokee | 31 59 35 N | 095 00 09 W |
| Sampson Well | Well | 1128 | Culberson | 31 22 58 N | 104 44 47 W |
| Sampson Well | Well | 678 | Sutton | 30 32 59 N | 100 48 43 W |
| Sampson Windmill | Locale | 657 | Kerr | 30 01 28 N | 099 33 49 W |
| Sampson Windmill | Locale | 681 | Kerr | 30 11 58 N | 099 45 20 W |
| Sams Butte | Summit | 1612 | Jeff Davis | 30 47 04 N | 104 17 38 W |
| Sams Prairie | Flat | 19 | Hardin | 30 09 08 N | 094 32 39 W |
| Sams Tank | Reservoir | 695 | Borden | 32 37 47 N | 101 15 46 W |
| Samson Bayou | Stream | | Victoria | 28 42 16 N | 097 01 40 W |
| Samson Draw | Valley | | Val Verde | 30 14 36 N | 101 15 59 W |
| Samson Windmill | Locale | 554 | Cottle | 34 09 45 N | 100 30 01 W |
| Samson Windmill | Locale | 54 | Goliad | 28 34 54 N | 097 27 04 W |
| Samson Windmill | Locale | 597 | Val Verde | 30 14 58 N | 101 07 43 W |
| Samuel - Elam Park | Park | 130 | Dallas | 32 42 39 N | 096 40 17 W |
| Samuel A Chambers House | Building | 525 | Taylor | 32 27 07 N | 099 44 36 W |
| Samuel and Julia Gilbert House | Building | 144 | Dallas | 32 55 03 N | 096 53 24 W |
| Samuel Artesian Well | Well | 10 | Kenedy | 26 45 40 N | 097 56 08 W |
| Samuel Baptist Church | Church | 182 | Tarrant | 32 42 43 N | 097 18 19 W |
| Samuel Beaumont Park | Park | 134 | Dallas | 32 46 25 N | 096 47 15 W |
| Samuel Bell Maxey House | Building | 178 | Lamar | 33 39 14 N | 095 33 18 W |
| Samuel Chapel | Church | 63 | Austin | 30 02 50 N | 096 11 04 W |
| Samuel Clemens High School | School | 214 | Guadalupe | 29 33 40 N | 098 16 02 W |
| Samuel Garland Park | Park | 180 | Dallas | 32 52 00 N | 096 40 20 W |
| Samuel H Webber House | Building | 15 | Harris | 29 46 42 N | 095 23 53 W |
| Samuel High School | School | 149 | Dallas | 32 44 46 N | 096 40 03 W |
| Samuel Houston Elementary School | School | 105 | Walker | 30 43 31 N | 095 33 33 W |
| Samuel Langsford House | Building | 180 | Ellis | 32 23 19 N | 096 49 42 W |
| Samuel May Williams House | Building | 3 | Galveston | 29 17 18 N | 094 48 16 W |
| Samuel Prince Memorial Baptist Church | Church | 190 | Tarrant | 32 43 04 N | 097 17 15 W |
| Samuel T Rayburn House | Building | 193 | Fannin | 33 34 11 N | 096 12 27 W |
| Samuel W Houston School | School | 101 | Walker | 30 43 33 N | 095 33 27 W |
| Samuel Wallace Brooks House | Building | 10 | Cameron | 25 54 15 N | 097 30 14 W |
| Samuell Mesquite Park | Park | 148 | Dallas | 32 47 24 N | 096 35 12 W |
| Samuell New Hope Park Site | Park | 158 | Dallas | 32 48 30 N | 096 35 23 W |
| Samuell Park | Park | 153 | Dallas | 32 47 41 N | 096 44 28 W |
| Samuell-Crawford Memorial Park | Cemetery | 129 | Dallas | 32 42 55 N | 096 40 12 W |
| Samuels Avenue Baptist Church | Church | 180 | Tarrant | 32 46 00 N | 097 19 47 W |
| Samuels Camp | Locale | 193 | Grayson | 33 49 12 N | 096 48 47 W |
| San Agustin Colonia | Populated Place | 1116 | El Paso | 31 39 58 N | 106 16 25 W |
| San Alfonso Ranch | Locale | 25 | Hidalgo | 26 26 18 N | 098 09 38 W |
| San Ambrosia Creek | Stream | | Dimmit | 28 09 21 N | 100 06 38 W |
| San Andreas Creek | Stream | | Kleberg | 27 35 01 N | 098 02 18 W |
| San Andreas Windmill | Locale | 9 | Willacy | 26 32 39 N | 097 37 07 W |
| San Andres Cemetery | Cemetery | 124 | Milam | 30 41 15 N | 097 07 13 W |
| San Andres Elementary School | School | 965 | Andrews | 32 18 52 N | 102 32 27 W |
| San Andres School | School | 965 | Andrews | 32 18 53 N | 102 32 24 W |
| San Andres Well | Well | 50 | Brooks | 27 01 30 N | 098 12 16 W |
| San Angel Folk Art Museum | Building | 192 | Bexar | 29 24 35 N | 098 29 45 W |
| San Angelo | Populated Place | 562 | Tom Green | 31 27 50 N | 100 26 13 W |
| San Angelo City Hall | Building | 563 | Tom Green | 31 27 54 N | 100 26 22 W |
| San Angelo City Park | Park | 568 | Tom Green | 31 25 38 N | 100 28 05 W |
| San Angelo Coliseum | Park | 581 | Tom Green | 31 30 24 N | 100 27 37 W |
| San Angelo Community Medical Center | Hospital | 580 | Tom Green | 31 25 13 N | 100 28 14 W |
| San Angelo Country Club | Locale | 571 | Tom Green | 31 23 27 N | 100 26 52 W |
| San Angelo Fairgrounds | Park | 581 | Tom Green | 31 30 24 N | 100 27 35 W |
| San Angelo Gun Club | Locale | 575 | Tom Green | 31 23 09 N | 100 29 53 W |
| San Angelo High School Stadium | Park | 571 | Tom Green | 31 25 51 N | 100 27 35 W |
| San Angelo Junction | Populated Place | 517 | Coleman | 31 46 35 N | 099 22 04 W |