| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Sea Breeze | city | Texas | United States | 29.72 | -94.37 | 9 | |
| Sea Isle | city | Texas | United States | 29.14 | -95.04 | 0 | |
| Seabrook | city | Texas | United States | 29.56 | -95.03 | 3 | |
| Seadrift | city | Texas | United States | 28.42 | -96.71 | 6 | |
| Seagate | city | Texas | United States | 29.53 | -95.01 | 3 | |
| Seagoville | city | Texas | United States | 32.64 | -96.54 | 830 | |
| Seagraves | city | Texas | United States | 32.94 | -102.56 | 3379 | |
| Seale | city | Texas | United States | 31.31 | -96.37 | 400 | |
| Seale | city | Texas | United States | 31.31 | -96.37 | 400 | |
| Sealy | city | Texas | United States | 29.78 | -96.16 | 196 | |
| Seaman | city | Texas | United States | 30.37 | -95.04 | 150 | |
| Seaton | city | Texas | United States | 31.06 | -97.22 | 830 | |
| Seawillow | city | Texas | United States | 29.82 | -97.61 | 396 | |
| Sebastian | city | Texas | United States | 26.34 | -97.79 | 39 | |
| Sebastopol | city | Texas | United States | 30.91 | -95.25 | 98 | |
| Seclusion | city | Texas | United States | 29.30 | -96.70 | 147 | |
| Seco Mines | city | Texas | United States | 28.75 | -100.50 | 830 | |
| Second Corinth | city | Texas | United States | 30.14 | -96.12 | 196 | |
| Second Crossing | city | Texas | United States | 29.52 | -99.70 | 1669 | |
| Second Crossing | city | Texas | United States | 29.78 | -98.16 | 830 | |
| Second Rancho Chico Additio Colonia | city | Texas | United States | 28.03 | -97.50 | 52 | |
| Second Roosevelt Colonia | city | Texas | United States | 27.97 | -97.40 | 49 | |
| Security | city | Texas | United States | 30.33 | -95.24 | 173 | |
| Sedalia | city | Texas | United States | 33.40 | -96.48 | 830 | |
| Sedgewood | city | Texas | United States | 29.53 | -95.36 | 59 | |
| Sedwick | city | Texas | United States | 32.60 | -99.20 | 1669 | |
| Seeligson | city | Texas | United States | 27.41 | -98.12 | 147 | |
| Seger | city | Texas | United States | 30.92 | -96.62 | 351 | |
| Segno | city | Texas | United States | 30.58 | -94.69 | 203 | |
| Segovia | city | Texas | United States | 30.42 | -99.67 | 1817 | |
| Seguin | city | Texas | United States | 29.57 | -97.96 | 830 | |
| Sejita | city | Texas | United States | 27.30 | -98.44 | 367 | |
| Selden | city | Texas | United States | 32.14 | -98.11 | 1669 | |
| Selfs | city | Texas | United States | 33.69 | -95.91 | 830 | |
| Selma | city | Texas | United States | 29.58 | -98.31 | 830 | |
| Selma | city | Texas | United States | 33.49 | -97.89 | 931 | |
| Selman | city | Texas | United States | 31.25 | -99.10 | 1669 | |
| Selman City | city | Texas | United States | 32.19 | -94.96 | 830 | |
| Seminary Estates Colonia | city | Texas | United States | 26.38 | -98.17 | 75 | |
| Seminary South Colonia | city | Texas | United States | 26.38 | -98.16 | 75 | |
| Seminary Village Colonia | city | Texas | United States | 26.37 | -98.16 | 78 | |
| Seminole | city | Texas | United States | 32.72 | -102.64 | 3349 | |
| Sempronius (historical) | city | Texas | United States | 30.07 | -96.28 | 249 | |
| Senate | city | Texas | United States | 33.17 | -98.29 | 1249 | |
| Sendero Colonia | city | Texas | United States | 26.25 | -98.28 | 124 | |
| Senterfitt | city | Texas | United States | 31.20 | -98.44 | 1669 | |
| Senterfitt (historical) | city | Texas | United States | 31.20 | -98.44 | 1669 | |
| Sequoya Bend | city | Texas | United States | 29.93 | -95.31 | 65 | |
| Serbin | city | Texas | United States | 30.13 | -97.00 | 830 | |
| Serenada | city | Texas | United States | 30.70 | -97.69 | 830 | |
| Serenada | city | Texas | United States | 30.70 | -97.69 | 830 | |
| Serendipity Way Colonia | city | Texas | United States | 26.21 | -98.08 | 91 | |
| Serene Acres Colonia | city | Texas | United States | 31.91 | -106.60 | 3717 | |
| Seth | city | Texas | United States | 30.30 | -94.18 | 39 | |
| Seth Ward | city | Texas | United States | 34.21 | -101.69 | 3349 | |
| Settegast | city | Texas | United States | 29.84 | -95.28 | 45 | |
| Settlers Village | city | Texas | United States | 29.87 | -95.73 | 137 | |
| Seven Heart Crossing | city | Texas | United States | 31.16 | -104.02 | 3635 | |
| Seven Knobs | city | Texas | United States | 32.15 | -97.75 | 944 | |
| Seven L Crossing | city | Texas | United States | 34.19 | -99.87 | 1669 | |
| Seven Oaks | city | Texas | United States | 30.85 | -94.87 | 226 | |
| Seven Pines | city | Texas | United States | 32.59 | -94.82 | 410 | |
| Seven Points | city | Texas | United States | 32.32 | -96.21 | 390 | |
| Seven Sisters | city | Texas | United States | 28.01 | -98.54 | 830 | |
| Sevenmile Corner | city | Texas | United States | 31.32 | -101.94 | 2700 | |
| Seventeen Mile Crossing | city | Texas | United States | 31.55 | -100.16 | 1679 | |
| Seventh Street Addition Colonia | city | Texas | United States | 26.19 | -98.11 | 98 | |
| Seville Park Number 1 Colonia | city | Texas | United States | 26.27 | -98.15 | 91 | |
| Seward Junction | city | Texas | United States | 30.65 | -97.88 | 974 | |
| Sexton | city | Texas | United States | 31.56 | -93.91 | 249 | |
| Sexton City | city | Texas | United States | 32.29 | -94.93 | 830 | |
| Seymore | city | Texas | United States | 32.99 | -95.60 | 830 | |
| Seymour | city | Texas | United States | 33.59 | -99.26 | 1669 |