Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Southvogtsberger-Strawn Oil Field | Oilfield | 293 | Archer | 33 44 23 N | 098 26 23 W |
| Southway Community Church | Church | 18 | Harris | 29 36 07 N | 095 23 10 W |
| Southwest Antelope Tank | Reservoir | 667 | Mitchell | 32 06 03 N | 100 53 44 W |
| Southwest Assemblies of God University Baseball Fields | Park | 192 | Ellis | 32 24 23 N | 096 51 03 W |
| Southwest Assemblies of God University Football Field | Park | 193 | Ellis | 32 24 29 N | 096 51 07 W |
| Southwest Baptist Church | Church | 186 | Bexar | 29 18 09 N | 098 40 08 W |
| Southwest Baptist Church | Church | 219 | Dallas | 32 35 23 N | 096 53 10 W |
| Southwest Baptist Church | Church | 329 | Jack | 33 12 50 N | 098 10 09 W |
| Southwest Baptist Church | Church | 989 | Lubbock | 33 31 11 N | 101 54 34 W |
| Southwest Baptist Church | Church | 231 | Tarrant | 32 37 04 N | 097 20 55 W |
| Southwest Baptist Church | Church | 225 | Travis | 30 11 49 N | 097 48 34 W |
| Southwest Baptist Church | Church | 316 | Wichita | 33 52 07 N | 098 33 52 W |
| Southwest Branch Library | Building | 133 | Dallas | 30 03 33 N | 096 58 36 W |
| Southwest Bull Tank | Reservoir | 649 | Mitchell | 32 06 23 N | 100 54 49 W |
| Southwest Calvary Baptist Church | Church | 26 | Fort Bend | 29 39 41 N | 095 36 34 W |
| Southwest Calvary Baptist Church Spanish Ministry | Church | 26 | Harris | 29 42 22 N | 095 39 28 W |
| Southwest Christian School Baseball Field | Park | 237 | Tarrant | 32 38 33 N | 097 26 35 W |
| Southwest Church of Christ | Church | 1124 | Randall | 35 09 40 N | 101 53 50 W |
| Southwest Church of God | Church | 252 | Dallas | 32 35 23 N | 096 56 41 W |
| Southwest Custom Aircraft Heliport | Airport | 204 | Tarrant | 32 35 12 N | 097 11 01 W |
| Southwest Dairy Museum | Building | 155 | Hopkins | 33 08 29 N | 095 36 43 W |
| Southwest Elementary School | School | 179 | Bell | 31 03 14 N | 097 28 20 W |
| Southwest Elementary School | School | 186 | Bexar | 29 18 20 N | 098 40 15 W |
| Southwest Foundation for Research and Education | Locale | 231 | Bexar | 29 26 18 N | 098 38 19 W |
| Southwest General Hospital | Hospital | 199 | Bexar | 29 21 14 N | 098 32 30 W |
| Southwest High School | School | 185 | Bexar | 29 18 28 N | 098 40 08 W |
| Southwest High School | School | 186 | Bexar | 29 18 20 N | 098 40 15 W |
| Southwest High School | School | 247 | Tarrant | 32 39 04 N | 097 22 50 W |
| Southwest Indoor Soccer Center | Park | 25 | Fort Bend | 29 38 06 N | 095 33 36 W |
| Southwest Junior High School | School | 185 | Bexar | 29 18 37 N | 098 40 08 W |
| Southwest Korean Baptist Church | Church | 249 | Bexar | 29 28 43 N | 098 35 12 W |
| Southwest Ledge Quarries | Mine | 388 | Lampasas | 31 07 23 N | 098 23 40 W |
| Southwest Mental Health Center | Hospital | 302 | Bexar | 29 31 14 N | 098 34 31 W |
| Southwest Mesa | Summit | 932 | Crockett | 31 04 14 N | 102 05 51 W |
| Southwest Muldoon Oil Field | Oilfield | 128 | Fayette | 29 45 34 N | 097 08 35 W |
| Southwest Park | Park | 147 | Dallas | 32 48 00 N | 096 59 03 W |
| Southwest Park | Park | 1128 | Randall | 35 09 26 N | 101 54 40 W |
| Southwest Park | Park | 251 | Tarrant | 32 39 10 N | 097 23 08 W |
| Southwest Park Baptist Church | Church | 534 | San Saba | 32 25 28 N | 099 45 27 W |
| Southwest Pass | Channel | 1 | Chambers | 29 46 26 N | 094 42 51 W |
| Southwest Peter Lake Tank | Reservoir | 658 | Sterling | 32 04 20 N | 100 51 42 W |
| Southwest Preparatory School | School | 239 | Bexar | 29 29 20 N | 098 26 42 W |
| Southwest Presbyterian Church | Church | 25 | Harris | 29 44 21 N | 095 35 37 W |
| Southwest Regional Headquarters Heliport | Airport | 204 | Tarrant | 32 49 30 N | 097 20 22 W |
| Southwest Research Institute | School | 249 | Bexar | 29 26 34 N | 098 36 44 W |
| Southwest Sadler Oil Field | Oilfield | 226 | Grayson | 33 41 44 N | 096 54 27 W |
| Southwest School | School | 176 | Bell | 31 03 10 N | 097 28 16 W |
| Southwest School | School | 727 | Scurry | 32 42 21 N | 100 55 59 W |
| Southwest School Number 2 | School | 237 | Bexar | 29 21 58 N | 098 38 10 W |
| Southwest Stadium | Park | 185 | Bexar | 29 18 30 N | 098 40 01 W |
| Southwest Tank | Reservoir | 736 | Borden | 32 33 45 N | 101 24 59 W |
| Southwest Texas Junior College | School | 286 | Uvalde | 29 13 06 N | 099 44 35 W |
| Southwest Texas Medical Center | Hospital | 292 | Bexar | 29 30 25 N | 098 34 48 W |
| Southwest Texas Methodist Hospital - Methodist Childrens Hospital | Hospital | 312 | Bexar | 29 30 30 N | 098 34 20 W |
| Southwest Well | Well | 1340 | Hartley | 36 02 21 N | 102 59 55 W |
| Southwest Well | Well | 1145 | Oldham | 35 20 42 N | 103 01 32 W |
| Southwest Windmill | Locale | 997 | Ector | 31 54 15 N | 102 43 04 W |
| Southwest Windmill | Locale | 1068 | Oldham | 35 31 12 N | 102 44 49 W |
| Southwest Windmill | Locale | 1068 | Potter | 35 22 36 N | 102 07 10 W |
| Southwestern Baptist Theological Seminary | School | 235 | Tarrant | 32 40 53 N | 097 20 53 W |
| Southwestern Bell Telephone Company | Building | 17 | Harris | 29 47 07 N | 095 23 49 W |
| Southwestern Bible Institute | School | 191 | Ellis | 32 24 15 N | 096 51 08 W |
| Southwestern Christian College | School | 162 | Kaufman | 32 44 05 N | 096 17 07 W |
| Southwestern Junior College | School | 282 | Johnson | 32 23 53 N | 097 19 38 W |
| Southwestern Public Service Lake | Reservoir | 1085 | Potter | 35 17 12 N | 101 45 44 W |
| Southwestern Public Service Lake Dam | Dam | 1085 | Potter | 35 17 12 N | 101 45 44 W |
| Southwestern Telegraph and Telephone Building | Building | 149 | Travis | 30 16 02 N | 097 44 38 W |
| Southwind Baptist Church | Church | 12 | Harris | 29 41 36 N | 095 20 29 W |
| Southwood Park | Park | 96 | Brazos | 30 34 37 N | 096 17 55 W |
| Southwood Shopping Center | Locale | 211 | Travis | 30 13 36 N | 097 47 06 W |
| Southwood United Methodist Church | Church | 192 | Dallas | 32 41 56 N | 096 52 13 W |
| Southwood Valley Elementary School | School | 85 | Brazos | 30 35 34 N | 096 18 07 W |
| Soutter Lake | Reservoir | 121 | Henderson | 32 03 37 N | 095 46 01 W |
| Soutter Lake Dam | Dam | 122 | Henderson | 32 03 37 N | 095 46 01 W |
| Sovereign Grace Baptist Church | Church | 157 | Guadalupe | 29 34 35 N | 097 55 23 W |
| Sovereign Grace Missonary Baptist Church | Church | 99 | Bowie | 33 25 44 N | 094 05 57 W |
| Sow Branch | Stream | | Stephens | 32 42 52 N | 098 40 12 W |
| Sow Rock | Pillar | 265 | Burnet | 30 34 54 N | 098 21 02 W |
| Sowders Cemetery | Cemetery | 147 | Limestone | 31 19 51 N | 096 36 03 W |
| Sowell Cemetery | Cemetery | 83 | San Augustine | 31 18 57 N | 094 18 09 W |
| Sowell Creek Park | Park | 371 | Comanche | 31 59 13 N | 098 27 04 W |
| Sowell Draw | Valley | | Crockett | 30 24 51 N | 101 28 30 W |
| Sowells Bluff | Populated Place | 158 | Fannin | 33 45 02 N | 096 11 42 W |
| Sowells Creek | Stream | | Comanche | 31 59 32 N | 098 28 03 W |
| Sowers | Populated Place | 161 | Dallas | 32 49 42 N | 096 59 36 W |
| Sowes Branch | Stream | | Williamson | 30 41 26 N | 097 50 08 W |
| Space Center Houston | Building | 5 | Harris | 29 32 55 N | 095 05 56 W |
| Space Center Intermediate School | School | 7 | Galveston | 29 34 49 N | 095 06 34 W |
| Space Environment Simulation Laboratory | Building | 5 | Harris | 29 33 39 N | 095 05 18 W |
| Spade | Populated Place | 1072 | Lamb | 33 55 34 N | 102 09 13 W |
| Spade | Populated Place | 639 | Mitchell | 32 15 01 N | 100 58 09 W |
| Spade Cemetery | Cemetery | 650 | Mitchell | 32 15 17 N | 100 56 55 W |
| Spade Draw | Valley | | Dickens | 33 26 56 N | 100 49 30 W |
| Spade Ranch | Locale | 683 | Mitchell | 32 06 18 N | 101 03 22 W |
| Spade Ranch | Locale | 667 | Mitchell | 32 08 00 N | 100 58 02 W |
| Spade Ranch Crane Hollow Tank Dam | Dam | 615 | Mitchell | 32 11 24 N | 100 47 13 W |
| Spade Ranch Hollywood Tank Dam | Dam | 632 | Mitchell | 32 08 00 N | 100 52 37 W |
| Spalding Bight | Bay | 0 | Aransas | 28 06 30 N | 096 53 26 W |
| Spalding Reef | Bar | 0 | Aransas | 28 06 16 N | 096 54 43 W |
| Spangle Windmill | Locale | 62 | Goliad | 28 37 21 N | 097 27 03 W |
| Spanish Assemblies of God Comunidad Cristiana Church | Church | 22 | Harris | 29 40 40 N | 095 32 60 W |
| Spanish Assemblies of God Primera Iglesia Asamble Church | Church | 12 | Harris | 29 45 14 N | 095 20 12 W |
| Spanish Assemblies of God TemploelBuen Samarita Church | Church | 22 | Harris | 29 47 58 N | 095 28 51 W |
| Spanish Assemblies of GodelTabernaculo Church | Church | 22 | Harris | 29 51 07 N | 095 22 18 W |
| Spanish Assembly of God Church | Church | 130 | Falls | 31 18 52 N | 096 52 60 W |
| Spanish Assembly of God Church | Church | 149 | Milam | 30 39 36 N | 096 59 30 W |
| Spanish Baptist Church | Church | 1226 | El Paso | 31 48 50 N | 106 12 52 W |
| Spanish Bluff | Cliff | 104 | Bowie | 33 33 14 N | 094 24 07 W |
| Spanish Bluff (historical) | Populated Place | 99 | Bowie | 33 32 34 N | 094 23 11 W |
| Spanish Camp | Locale | 36 | Wharton | 29 23 44 N | 096 09 60 W |