Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Blackjack Cemetery | Cemetery | 114 | Nacogdoches | 31 43 06 N | 094 54 50 W |
| Blackjack Cemetery | Cemetery | 102 | Walker | 30 38 50 N | 095 27 34 W |
| Blackjack Creek | Stream | | Bee | 28 11 25 N | 097 35 00 W |
| Blackjack Creek | Stream | | DeWitt | 29 08 12 N | 097 26 10 W |
| Blackjack Creek | Stream | | Fayette | 29 49 57 N | 097 02 39 W |
| Blackjack Hill | Summit | 494 | San Saba | 31 04 40 N | 098 42 27 W |
| Blackjack Hollow | Valley | | Bandera | 29 40 24 N | 099 31 44 W |
| Blackjack Hollow | Valley | | Real | 29 39 24 N | 099 35 55 W |
| Blackjack Peninsula | Cape | 0 | Aransas | 28 07 28 N | 096 56 46 W |
| Blackjack Point | Cape | 0 | Aransas | 28 07 26 N | 096 57 43 W |
| Blackjack Pond | Lake | 491 | San Saba | 31 04 38 N | 098 43 54 W |
| Blackjack Spring | Spring | 440 | Chambers | 30 25 15 N | 098 35 36 W |
| Blackland | Populated Place | 172 | McLennan | 31 28 45 N | 096 53 11 W |
| Blackland | Populated Place | 175 | Rockwall | 32 53 58 N | 096 20 59 W |
| Blackland Army Air Field (historical) | Military (Historical) | | McLennan | 31 36 37 N | 097 13 35 W |
| Blackland Branch | Stream | | San Augustine | 31 12 19 N | 094 10 43 W |
| Blackland Cemetery | Cemetery | 132 | Kaufman | 32 39 46 N | 096 27 40 W |
| Blackland Cemetery | Cemetery | 172 | Rockwall | 32 54 52 N | 096 21 08 W |
| Blackland Cemetery | Cemetery | 60 | Sabine | 31 14 58 N | 094 01 19 W |
| Blackland Experimental Farm | Locale | 199 | Bell | 31 03 22 N | 097 20 53 W |
| Blackland Gully | Valley | | Harris | 30 03 24 N | 095 08 42 W |
| Blackland Hill | Summit | 93 | Tyler | 30 58 19 N | 094 28 11 W |
| Blackmail Branch | Stream | | Sabine | 31 19 14 N | 093 40 54 W |
| Blackman Branch | Stream | | Sabine | 31 24 52 N | 093 52 55 W |
| Blackman Dam Number 1 | Dam | 100 | Bowie | 33 31 30 N | 094 31 07 W |
| Blackman Dam Number 2 | Dam | 108 | Bowie | 33 34 12 N | 094 36 01 W |
| Blackman Lake Number 1 | Reservoir | 96 | Bowie | 33 34 07 N | 094 31 24 W |
| Blackman Lake Number 2 | Reservoir | 104 | Bowie | 33 34 07 N | 094 35 51 W |
| Blackmon Farms Reservior Number 2 Dam | Dam | 99 | Titus | 33 22 24 N | 095 02 01 W |
| Blackmon Farms Reservior Number 6 Dam | Dam | 96 | Titus | 33 22 36 N | 094 56 13 W |
| Blackmon Farms Reservoir Number 1 | Reservoir | 102 | Titus | 33 22 18 N | 095 02 01 W |
| Blackmon Farms Reservoir Number 1 Dam | Dam | 102 | Titus | 33 22 18 N | 095 02 01 W |
| Blackmon Farms Reservoir Number 2 | Reservoir | 99 | Titus | 33 22 24 N | 095 02 01 W |
| Blackmon Farms Reservoir Number 3 | Reservoir | 98 | Titus | 33 22 36 N | 095 01 37 W |
| Blackmon Farms Reservoir Number 3 Dam | Dam | 98 | Titus | 33 22 36 N | 095 01 37 W |
| Blackmon Farms Reservoir Number 5 | Reservoir | 100 | Titus | 33 22 30 N | 094 56 19 W |
| Blackmon Farms Reservoir Number 5 Dam | Dam | 100 | Titus | 33 22 30 N | 094 56 19 W |
| Blackmon Farms Reservoir Number 6 | Reservoir | 96 | Titus | 33 22 36 N | 094 56 13 W |
| Blacks Bluff | Cliff | 350 | Uvalde | 29 26 05 N | 100 00 57 W |
| Blacks Branch Creek | Stream | | Foard | 34 05 40 N | 099 44 36 W |
| Blacks Creek | Stream | | Hopkins | 33 08 45 N | 095 40 24 W |
| Blacks Fort | Locale | 360 | Burnet | 30 50 58 N | 098 04 41 W |
| Blacks Prairie | Flat | 10 | Newton | 30 19 43 N | 093 50 49 W |
| Blacksbear School | School | 13 | Harris | 29 43 44 N | 095 21 45 W |
| Blackshaft Mine | Mine | 1460 | Hudspeth | 31 08 20 N | 104 55 30 W |
| Blackshear Elementary Magnet School | School | 885 | Ector | 31 51 16 N | 102 21 31 W |
| Blackshear Elementary School | School | 13 | Harris | 29 43 48 N | 095 21 45 W |
| Blackshear Elementary School | School | 87 | Robertson | 30 52 33 N | 096 36 18 W |
| Blackshear Elementary School | School | 568 | Tom Green | 31 28 44 N | 100 27 31 W |
| Blackshear Elementary School | School | 168 | Travis | 30 16 04 N | 097 43 27 W |
| Blackshear High School | School | 87 | Robertson | 30 52 30 N | 096 36 25 W |
| Blackshear High School | School | 568 | Tom Green | 31 28 44 N | 100 27 33 W |
| Blackshear School | School | 167 | Travis | 30 16 01 N | 097 43 18 W |
| Blackshear Staduim | Locale | 884 | Ector | 31 50 27 N | 102 20 51 W |
| Blackshire Cemetery | Cemetery | 112 | Anderson | 31 49 01 N | 095 34 33 W |
| Blackstone Hotel | Building | 186 | Tarrant | 32 45 13 N | 097 19 49 W |
| Blacktail Creek | Stream | | Briscoe | 34 44 34 N | 101 20 10 W |
| Blacktail Peak | Summit | 1376 | Brewster | 29 15 53 N | 103 20 45 W |
| Blackwater Creek | Stream | | Shelby | 31 49 44 N | 094 26 14 W |
| Blackwater Draw | Valley | | Lubbock | 33 35 39 N | 101 49 56 W |
| Blackwell | Populated Place | 649 | Nolan | 32 05 12 N | 100 19 03 W |
| Blackwell Cemetery | Cemetery | 141 | Caldwell | 29 47 54 N | 097 37 08 W |
| Blackwell Cemetery | Cemetery | 651 | Nolan | 32 06 41 N | 100 19 20 W |
| Blackwell Cemetery | Cemetery | 315 | Parker | 32 38 32 N | 097 45 16 W |
| Blackwell Crossing | Populated Place | 452 | Brown | 31 51 18 N | 099 11 45 W |
| Blackwell Gap | Gap | 309 | Coryell | 31 09 49 N | 097 46 20 W |
| Blackwell Lake | Reservoir | 76 | DeWitt | 29 05 40 N | 097 24 53 W |
| Blackwell Mountains | Summit | 331 | Coryell | 31 10 02 N | 097 46 55 W |
| Blackwell Peninsula | Summit | 1 | Harris | 29 42 53 N | 095 01 04 W |
| Blackwell Reservoir | Reservoir | 14 | Brazoria | 29 12 07 N | 095 44 13 W |
| Blackwell Reservoir Levee | Dam | 14 | Brazoria | 29 12 07 N | 095 44 13 W |
| Blackwood Airpark | Airport | 253 | Johnson | 32 24 35 N | 097 23 15 W |
| Blade Well | Well | 1205 | Hartley | 35 58 04 N | 102 29 16 W |
| Blaffer Gallery Art Museum of the University of Houston | Building | 12 | Harris | 29 43 24 N | 095 20 13 W |
| Blain Dugout | Stream | | Freestone | 31 35 11 N | 096 08 39 W |
| Blains Creek | Stream | | Limestone | 31 21 10 N | 096 19 08 W |
| Blair | Populated Place | 595 | Taylor | 32 25 17 N | 100 03 36 W |
| Blair Branch | Stream | | Fayette | 29 58 43 N | 096 55 24 W |
| Blair Church | Church | 113 | Rusk | 31 51 51 N | 094 25 45 W |
| Blair Creek | Stream | | Fayette | 30 03 12 N | 096 52 02 W |
| Blair Creek | Stream | | Franklin | 33 03 11 N | 095 15 01 W |
| Blair Lake | Lake | 743 | Pecos | 31 14 53 N | 102 52 25 W |
| Blair Lake | Reservoir | 62 | Tyler | 30 44 37 N | 094 23 35 W |
| Blair Oil Field | Oilfield | 591 | Taylor | 32 25 34 N | 100 04 24 W |
| Blair Valley | Bend | 216 | Parker | 32 35 06 N | 097 51 05 W |
| Blair Windmill | Locale | 685 | Edwards | 30 06 12 N | 099 57 33 W |
| Blake Church | Church | 491 | Brown | 32 01 46 N | 099 02 08 W |
| Blake Draw | Valley | | Reeves | 31 22 12 N | 103 09 40 W |
| Blake Lake | Reservoir | 929 | Lubbock | 33 31 43 N | 101 45 15 W |
| Blake Lake Dam | Dam | 929 | Lubbock | 33 31 42 N | 101 45 14 W |
| Blake-Beaty-Orton House | Building | 61 | Jasper | 30 55 09 N | 093 59 59 W |
| Blakely Cemetery | Cemetery | | Milam | 30 46 55 N | 096 46 59 W |
| Blakemore Dam | Dam | 666 | Wheeler | 35 14 48 N | 100 13 55 W |
| Blakemore Education Center | School | 222 | Tarrant | 32 41 28 N | 097 21 12 W |
| Blakeney | Populated Place | 116 | Red River | 33 51 55 N | 095 05 05 W |
| Blakeney Ranch | Locale | 570 | Crockett | 30 20 21 N | 101 31 14 W |
| Blalack Middle School | School | 165 | Dallas | 33 00 16 N | 096 53 57 W |
| Blalack School | School | 9 | Cameron | 25 56 57 N | 097 29 16 W |
| Blanca Draw | Valley | | Hudspeth | 31 06 26 N | 105 13 32 W |
| Blanca Flats | Flat | 1441 | Hudspeth | 31 16 37 N | 105 14 31 W |
| Blanca Mountain Well | Well | 1513 | Hudspeth | 31 14 53 N | 105 24 29 W |
| Blanca Springs | Spring | 1231 | Brewster | 30 08 31 N | 103 07 32 W |
| Blanca Tank | Reservoir | 245 | Webb | 27 36 01 N | 098 53 14 W |
| Blanca Windmill | Locale | 175 | Duval | 27 59 23 N | 098 24 30 W |
| Blanca Windmill | Locale | 135 | Jim Wells | 27 57 04 N | 098 14 05 W |
| Blancas Creek | Stream | | Zapata | 27 16 16 N | 099 21 06 W |
| Blanchard | Populated Place | 45 | Polk | 30 44 13 N | 095 03 20 W |
| Blanchard School | School | 65 | Polk | 30 45 09 N | 095 02 57 W |
| Blanche Dodd Intermediate School | School | 214 | Denton | 33 15 37 N | 097 13 19 W |
| Blanchette Elementary School | School | 5 | Jefferson | 30 02 49 N | 094 06 35 W |