Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| South Fork San Pedro Creek | Stream | | Val Verde | 29 28 49 N | 100 53 42 W |
| South Fork Sangeronimo Creek | Stream | | Bandera | 29 38 40 N | 098 48 37 W |
| South Fork South Bedias Creek | Stream | | Walker | 30 49 47 N | 095 46 23 W |
| South Fork South Fork Chambers Creek | Stream | | Johnson | 32 16 50 N | 097 12 27 W |
| South Fork Strouds Creek | Stream | | Hood | 32 27 24 N | 097 49 46 W |
| South Fork Sulphur Draw | Valley | | Cochran | 33 25 40 N | 102 38 07 W |
| South Fork Taylor Bayou | Stream | | Jefferson | 29 51 17 N | 094 11 18 W |
| South Fork Trinity River | Stream | | Archer | 33 26 40 N | 098 34 32 W |
| South Fork Valley Creek | Stream | | Nolan | 32 10 53 N | 100 10 22 W |
| South Fork Wanderers Creek | Stream | | Hardeman | 34 14 29 N | 099 42 10 W |
| South Fork Yancy Creek | Stream | | Lampasas | 31 02 35 N | 098 24 40 W |
| South Fort Worth Baptist Church | Church | 213 | Tarrant | 32 41 28 N | 097 19 58 W |
| South Fort Worth School | School | 216 | Tarrant | 32 41 27 N | 097 20 06 W |
| South Fowler Tank | Reservoir | 1012 | Oldham | 35 29 01 N | 102 17 06 W |
| South Franklin CSD Number 20 School | School | 138 | Franklin | 33 00 50 N | 095 11 01 W |
| South Franklin Mountain | Summit | 2038 | El Paso | 31 51 52 N | 106 29 27 W |
| South Gabriel Cemetery | Cemetery | 334 | Williamson | 30 42 19 N | 098 01 29 W |
| South Gale | Locale | 189 | Grayson | 33 43 30 N | 096 28 30 W |
| South Garland Baptist Church | Church | 152 | Dallas | 32 53 09 N | 096 36 44 W |
| South Gasconades Creek | Stream | | Sterling | 32 03 13 N | 100 48 45 W |
| South Gatlin Creek | Stream | | Hays | 30 06 59 N | 098 05 00 W |
| South Geddis Canyon | Valley | | Terrell | 30 18 13 N | 101 48 39 W |
| South Georgia Baptist Church | Church | 1113 | Randall | 35 09 14 N | 101 51 59 W |
| South Georgia Elementary School | School | 1116 | Potter | 35 09 26 N | 101 52 14 W |
| South Gibson Dam | Dam | 415 | Comanche | 32 04 13 N | 098 45 55 W |
| South Gibson Lake | Reservoir | 415 | Comanche | 32 04 13 N | 098 45 55 W |
| South Grand Prairie High School | School | 157 | Dallas | 32 41 53 N | 097 00 13 W |
| South Grape Creek | Stream | | Gillespie | 30 13 57 N | 098 43 08 W |
| South Grape Creek School | School | 453 | Gillespie | 30 13 23 N | 098 43 41 W |
| South Greasy Creek | Stream | | Upshur | 32 53 36 N | 094 50 06 W |
| South Greenbriar Creek | Stream | | Coryell | 31 23 33 N | 097 35 58 W |
| South Groesbeck Creek | Stream | | Hardeman | 34 21 50 N | 099 46 13 W |
| South Grove Creek | Stream | | Ellis | 32 27 18 N | 096 49 24 W |
| South Grove Street Colonia | Populated Place | 276 | Uvalde | 29 11 43 N | 099 47 11 W |
| South Guadalupe River | Stream | | Calhoun | 28 26 52 N | 096 47 06 W |
| South Guth Park | Park | 4 | Nueces | 27 42 20 N | 097 20 16 W |
| South Hampton Oil and Gas Field | Oilfield | 25 | Hardin | 30 23 52 N | 094 13 42 W |
| South Hanlon | Populated Place | 369 | Stephens | 32 43 39 N | 098 52 40 W |
| South Haven | Populated Place | 808 | Howard | 32 11 03 N | 101 28 54 W |
| South Headquarters | Locale | 1336 | Deaf Smith | 35 01 53 N | 103 00 22 W |
| South Helms Creek | Stream | | Llano | 30 33 08 N | 098 48 35 W |
| South Hemphill Baptist Church | Church | 216 | Tarrant | 32 40 50 N | 097 19 54 W |
| South Henderson Well | Well | 826 | Crane | 31 33 38 N | 102 33 10 W |
| South Hi Mount Elementary School | School | 195 | Tarrant | 32 44 06 N | 097 22 44 W |
| South Hi-Mount School | School | 191 | Tarrant | 32 44 02 N | 097 22 47 W |
| South Hickory Creek | Stream | | Denton | 33 12 20 N | 097 12 59 W |
| South Hill Tank | Reservoir | 1476 | Hudspeth | 31 53 53 N | 105 36 12 W |
| South Hills Elementary School | School | 238 | Tarrant | 32 40 38 N | 097 21 36 W |
| South Hills School | School | 238 | Tarrant | 32 40 36 N | 097 21 37 W |
| South Hillside Church | Church | 105 | Houston | 31 14 11 N | 095 28 55 W |
| South Holley Tank | Reservoir | 716 | Borden | 32 33 36 N | 101 15 49 W |
| South Houston | Populated Place | 9 | Harris | 29 39 47 N | 095 14 08 W |
| South Houston Bible Chapel Church | Church | 10 | Harris | 29 39 30 N | 095 13 23 W |
| South Houston Branch Library | Building | 168 | Harris | 32 46 30 N | 095 13 28 W |
| South Houston Church of Christ | Church | 9 | Harris | 29 39 54 N | 095 14 05 W |
| South Houston City Park | Park | 9 | Harris | 29 39 52 N | 095 14 24 W |
| South Houston Elementary School | School | 9 | Harris | 29 39 50 N | 095 14 38 W |
| South Houston High School | School | 11 | Harris | 29 39 10 N | 095 12 30 W |
| South Houston Intermediate School | School | 9 | Harris | 29 39 36 N | 095 14 26 W |
| South James Windmill | Locale | 860 | Midland | 31 54 46 N | 102 10 32 W |
| South Jefferson Baptist Church | Church | 127 | Titus | 33 08 20 N | 094 58 06 W |
| South Jetty | Dam | 0 | Cameron | 26 03 50 N | 097 09 11 W |
| South Jetty | Dam | 0 | Nueces | 27 49 59 N | 097 02 29 W |
| South Jetty | Locale | 0 | Galveston | 29 19 47 N | 094 42 27 W |
| South Jog Well | Well | 1247 | Hartley | 35 41 32 N | 102 55 18 W |
| South Jogg Windmill | Locale | 935 | Andrews | 32 21 38 N | 102 25 22 W |
| South Jones Tank | Reservoir | 436 | Knox | 33 33 25 N | 099 47 13 W |
| South Jonestown Church | Church | 271 | Travis | 30 28 53 N | 097 56 34 W |
| South Jonestown Hills | Populated Place | 256 | Travis | 30 28 11 N | 097 56 17 W |
| South Junior High School | School | 532 | Taylor | 32 25 53 N | 099 44 38 W |
| South Kelly Windmill | Locale | 900 | Ector | 31 42 21 N | 102 21 52 W |
| South Kieschnick Tank | Reservoir | 192 | Zavala | 28 42 30 N | 099 39 23 W |
| South Kildee Windmill | Locale | 916 | Andrews | 32 25 11 N | 102 21 23 W |
| South Knoll Elementary School | School | 90 | Brazos | 30 36 02 N | 096 19 09 W |
| South La Paloma Estates Colonia | Populated Place | 53 | Jim Wells | 27 53 57 N | 097 58 13 W |
| South Lacy Creek | Stream | | Titus | 33 20 55 N | 094 54 37 W |
| South Lake | Reservoir | 177 | Collin | 33 08 34 N | 096 20 58 W |
| South Lake | Reservoir | 531 | Jones | 32 49 14 N | 100 05 04 W |
| South Lake | Reservoir | 588 | Kerr | 30 06 49 N | 099 11 07 W |
| South Lake | Reservoir | 105 | Red River | 33 30 59 N | 095 02 58 W |
| South Lake Dam | Dam | 537 | Jones | 32 49 12 N | 100 05 07 W |
| South Lakes Park Trail | Trail | 187 | Denton | 33 10 36 N | 097 07 38 W |
| South Lampasas River | Stream | | Hamilton | 31 30 38 N | 098 19 06 W |
| South Lateral | Canal | 741 | Ward | 31 19 36 N | 102 51 58 W |
| South Lawn | Populated Place | 14 | Harris | 29 41 39 N | 095 22 25 W |
| South Lawn Baptist Church | Church | 1113 | Randall | 35 10 00 N | 101 50 58 W |
| South Lawn Church | Church | 1113 | Randall | 35 10 00 N | 101 50 56 W |
| South Lawn Elementary School | School | 1114 | Potter | 35 09 31 N | 101 51 28 W |
| South Lawn Park | Park | 1114 | Randall | 35 09 49 N | 101 51 17 W |
| South Lawn School | School | 1113 | Randall | 35 09 34 N | 101 51 23 W |
| South Lease Windmill | Locale | 1186 | Cochran | 33 26 35 N | 103 02 15 W |
| South Leon River | Stream | | Comanche | 31 51 26 N | 098 21 32 W |
| South Liberty | Populated Place | 7 | Liberty | 30 01 45 N | 094 47 32 W |
| South Liberty Oil Field | Oilfield | 6 | Liberty | 30 00 31 N | 094 49 01 W |
| South Liberty Oil Field | Oilfield | 5 | Liberty | 30 00 40 N | 094 48 31 W |
| South Lilly Creek | Stream | | Upshur | 32 54 30 N | 095 00 07 W |
| South Line Tank | Reservoir | 223 | Zavala | 28 52 20 N | 099 55 40 W |
| South Linger Draw | Valley | | Pecos | 30 45 59 N | 102 36 03 W |
| South Linger Windmill | Locale | 919 | Pecos | 30 45 20 N | 102 38 37 W |
| South Liveoak Draw | Valley | | Irion | 31 24 26 N | 101 03 03 W |
| South Llano River | Stream | | Kimble | 30 29 32 N | 099 45 22 W |
| South Llano River State Park | Park | 530 | Kimble | 30 26 47 N | 099 48 02 W |
| South Long Dry Creek | Stream | | Wheeler | 35 13 41 N | 100 22 23 W |
| South Longview Bible Fellowship Church | Church | 102 | Gregg | 32 28 19 N | 094 43 48 W |
| South Loop Elementary School | School | 1120 | El Paso | 31 40 58 N | 106 19 37 W |
| South Lygay Oil Field | Oilfield | 634 | Coke | 31 58 28 N | 100 42 42 W |
| South Main Golf Club | Locale | 18 | Harris | 29 40 04 N | 095 26 16 W |
| South Malakoff Oil Field | Oilfield | 102 | Henderson | 32 06 05 N | 096 01 29 W |
| South Manila Oil Field | Oilfield | 163 | Jim Hogg | 27 01 54 N | 098 56 56 W |
| South Marshall Elementary School | School | 121 | Harrison | 32 31 56 N | 094 21 60 W |