Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Mercedes District Settling Basin Dam | Dam | 21 | Hidalgo | 26 03 55 N | 097 53 37 W |
| Mercedes Settling Basin | Reservoir | 21 | Hidalgo | 26 03 55 N | 097 53 37 W |
| Palma Banco Number 25 | Levee | 18 | Cameron | 26 03 54 N | 097 50 01 W |
| KJIB-FM (South Padre Island) | Tower | 3 | Cameron | 26 03 52 N | 097 13 03 W |
| Mercedes Pump | Building | 21 | Hidalgo | 26 03 52 N | 097 53 33 W |
| Old Cemetery | Cemetery | 26 | Hidalgo | 26 03 51 N | 098 08 29 W |
| South Jetty | Dam | 0 | Cameron | 26 03 50 N | 097 09 11 W |
| Rincon Largo | Summit | 9 | Cameron | 26 03 48 N | 097 18 60 W |
| Llano Grande Banco Number 112 | Levee | 23 | Hidalgo | 26 03 47 N | 097 57 41 W |
| Back Bay | Bay | 3 | Cameron | 26 03 45 N | 097 09 27 W |
| Progreso District Settling Basin | Reservoir | 22 | Hidalgo | 26 03 44 N | 097 58 16 W |
| Reservoir Number Two | Reservoir | 12 | Cameron | 26 03 44 N | 097 42 37 W |
| Progreso Toll Bridge | Bridge | 19 | Hidalgo | 26 03 43 N | 097 56 57 W |
| Cameron Company WCID 2 Dam 1 | Dam | 26 | Cameron | 26 03 42 N | 097 43 30 W |
| Cameron Company WCID 2 Reservoir 1 | Reservoir | 26 | Cameron | 26 03 42 N | 097 43 30 W |
| Villitas Banco Number 24 | Levee | 18 | Cameron | 26 03 40 N | 097 49 19 W |
| Port Isabel Turning Basin | Harbor | 2 | Cameron | 26 03 38 N | 097 12 49 W |
| Progreso Bend | Bend | 20 | Hidalgo | 26 03 38 N | 097 56 53 W |
| Resaca de las Flores | Lake | 8 | Cameron | 26 03 37 N | 097 32 11 W |
| Port Isabel Channel | Channel | 0 | Cameron | 26 03 36 N | 097 12 38 W |
| Long Island | Island | 1 | Cameron | 26 03 33 N | 097 12 09 W |
| Rice Tracts Colonia | Populated Place | 14 | Cameron | 26 03 30 N | 097 37 35 W |
| Del Mar Heights Colonia | Populated Place | 3 | Cameron | 26 03 26 N | 097 25 27 W |
| Del Mar Heights | Populated Place | 3 | Cameron | 26 03 25 N | 097 25 26 W |
| Reservoir Number One | Reservoir | 13 | Cameron | 26 03 25 N | 097 43 03 W |
| Progreso Pump | Building | 18 | Hidalgo | 26 03 24 N | 097 57 40 W |
| Las Palomas Wildlife Management Area - Anacua Unit | Park | 19 | Cameron | 26 03 24 N | 097 50 51 W |
| Las Palomas Wildlife Management Area - McManus Unit | Park | 24 | Hidalgo | 26 03 23 N | 098 02 57 W |
| Rio Rico | Populated Place | 19 | Hidalgo | 26 03 22 N | 097 53 24 W |
| El Venadito Colonia | Populated Place | 17 | Cameron | 26 03 19 N | 097 46 17 W |
| Dana-Tule Levee 1 Dam | Dam | 4 | Cameron | 26 03 19 N | 097 27 55 W |
| Dana-Tule Reservoir 1 | Reservoir | 4 | Cameron | 26 03 19 N | 097 27 55 W |
| Loma del Islote | Summit | 4 | Cameron | 26 03 16 N | 097 13 07 W |
| Galveston Ranch | Locale | 18 | Cameron | 26 03 16 N | 097 47 07 W |
| Horcon Tract | Civil | 19 | Hidalgo | 26 03 15 N | 097 53 37 W |
| Los Nogales Estates Colonia | Populated Place | 17 | Cameron | 26 03 15 N | 097 45 51 W |
| Las Rusias | Populated Place | 17 | Cameron | 26 03 14 N | 097 45 27 W |
| Clark Island | Island | 1 | Cameron | 26 03 12 N | 097 10 34 W |
| La Feria Pumping Station | Locale | 15 | Cameron | 26 03 12 N | 097 49 48 W |
| Santa Maria Pumping Station | Locale | 16 | Cameron | 26 03 12 N | 097 51 18 W |
| Adams Gardens Pumping Station | Locale | 13 | Cameron | 26 03 12 N | 097 47 33 W |
| Cameron County Wid 16 Dam A | Dam | 26 | Cameron | 26 03 12 N | 097 37 06 W |
| Cameron County Wid 16 Reservoir | Reservoir | 26 | Cameron | 26 03 12 N | 097 37 06 W |
| Longoria Banco Number 39 | Levee | 25 | Hidalgo | 26 03 11 N | 098 03 54 W |
| Venadito | Populated Place | 18 | Cameron | 26 03 09 N | 097 46 09 W |
| Tule Lake Bed | Flat | 5 | Cameron | 26 03 05 N | 097 28 45 W |
| Las Tranquitas Banco Number 20 | Levee | 17 | Cameron | 26 03 03 N | 097 45 12 W |
| La Paloma Elementary School | School | 14 | Cameron | 26 03 01 N | 097 39 59 W |
| South Bay Pass | Channel | 5 | Cameron | 26 03 00 N | 097 10 60 W |
| Ratamal Banco Number 105 | Levee | 24 | Hidalgo | 26 02 59 N | 098 03 08 W |
| Los Indios | Populated Place | 17 | Cameron | 26 02 57 N | 097 44 42 W |
| Peņa Flora Banco Number 106 | Levee | 23 | Hidalgo | 26 02 52 N | 098 02 44 W |
| Harlingen Pumping Station | Locale | 12 | Cameron | 26 02 52 N | 097 45 42 W |
| Solisenito Banco Number 81 | Levee | 14 | Cameron | 26 02 50 N | 097 47 18 W |
| La Paloma Junction | Populated Place | 15 | Cameron | 26 02 47 N | 097 39 59 W |
| La Paloma | Populated Place | 15 | Cameron | 26 02 45 N | 097 40 03 W |
| Carricitos | Populated Place | 16 | Cameron | 26 02 43 N | 097 42 35 W |
| Loma del Mesquite | Summit | 6 | Cameron | 26 02 40 N | 097 13 37 W |
| San Benito Pumping Station | Locale | 18 | Cameron | 26 02 40 N | 097 45 22 W |
| Carricitos-Landrum Colonia | Populated Place | 15 | Cameron | 26 02 39 N | 097 42 12 W |
| Landrum | Populated Place | 15 | Cameron | 26 02 38 N | 097 41 55 W |
| Pacheco Banco Number 117 | Levee | 16 | Cameron | 26 02 37 N | 097 45 30 W |
| Dana-Tule Levee 2 Dam | Dam | 5 | Cameron | 26 02 37 N | 097 27 49 W |
| Dana-Tule Reservoir 2 | Reservoir | 5 | Cameron | 26 02 37 N | 097 27 49 W |
| Roos Dam A | Dam | 12 | Cameron | 26 02 37 N | 097 36 43 W |
| Roos Reservoir | Reservoir | 12 | Cameron | 26 02 37 N | 097 36 43 W |
| Campamento Banco Number 74 | Levee | 15 | Cameron | 26 02 35 N | 097 40 02 W |
| Loma de la Draga | Summit | 1 | Cameron | 26 02 34 N | 097 13 03 W |
| Main Ditch Number Two | Canal | 4 | Cameron | 26 02 34 N | 097 26 56 W |
| Soliseno Banco Number 23 | Levee | 16 | Cameron | 26 02 34 N | 097 46 58 W |
| Las Sierritas Banco Number 8 | Levee | 16 | Cameron | 26 02 33 N | 097 45 10 W |
| Posta de Roque | Gap | 1 | Cameron | 26 02 28 N | 097 16 12 W |
| Bahia Grande | Lake | 0 | Cameron | 26 02 27 N | 097 17 45 W |
| Llanito Banco Number 14 | Levee | 16 | Cameron | 26 02 26 N | 097 42 23 W |
| Bird Island | Island | 1 | Cameron | 26 02 24 N | 097 18 57 W |
| Paso Corvinas | Channel | 1 | Cameron | 26 02 23 N | 097 15 36 W |
| Rancho Viejo | Populated Place | 9 | Cameron | 26 02 22 N | 097 33 23 W |
| Culebron Banco Number 153 | Levee | 18 | Cameron | 26 02 14 N | 097 45 13 W |
| Wentz Bend | Bend | 15 | Cameron | 26 02 12 N | 097 43 04 W |
| Resaca del Jardin | Lake | 11 | Cameron | 26 02 12 N | 097 35 42 W |
| La Escale | Bay | 0 | Cameron | 26 02 11 N | 097 19 36 W |
| Capote Banco Number 13 | Levee | 16 | Cameron | 26 02 10 N | 097 41 35 W |
| Las Palomas Banco Number 142 | Levee | 17 | Cameron | 26 02 08 N | 097 42 56 W |
| Roos Dam C | Dam | 11 | Cameron | 26 02 07 N | 097 36 43 W |
| Roos Reservoir C | Reservoir | 11 | Cameron | 26 02 07 N | 097 36 43 W |
| Ehlers Bend | Bend | 15 | Cameron | 26 02 06 N | 097 39 38 W |
| Loma del Rincon Chiquito | Summit | 6 | Cameron | 26 01 57 N | 097 14 37 W |
| Rosita Banco Number 73 | Levee | 15 | Cameron | 26 01 54 N | 097 41 23 W |
| El Calabozo Colonia | Populated Place | 15 | Cameron | 26 01 53 N | 097 38 57 W |
| Wright Kingery Bend | Bend | 17 | Cameron | 26 01 53 N | 097 40 10 W |
| El Calaboz | Populated Place | 15 | Cameron | 26 01 52 N | 097 38 53 W |
| Brazos Island | Island | 1 | Cameron | 26 01 50 N | 097 09 27 W |
| Rancho Viejo Dam Site D | Dam | 11 | Cameron | 26 01 49 N | 097 36 19 W |
| Resaca Del Rancho Viejo Reservoir | Reservoir | 11 | Cameron | 26 01 49 N | 097 36 19 W |
| Main Supply Canal | Canal | 9 | Cameron | 26 01 48 N | 097 31 50 W |
| South Bay | Bay | 0 | Cameron | 26 01 46 N | 097 11 03 W |
| Benavides Banco Number 10 | Levee | 15 | Cameron | 26 01 46 N | 097 39 23 W |
| La Encantada Elementary School | School | 14 | Cameron | 26 01 46 N | 097 37 43 W |
| Del Mar Beach | Beach | 0 | Cameron | 26 01 45 N | 097 09 10 W |
| Encantada Colonia | Populated Place | 14 | Cameron | 26 01 45 N | 097 37 42 W |
| Resaca del Rancho Viejo | Lake | 8 | Cameron | 26 01 44 N | 097 33 14 W |
| Esparza Colonia Number 2 | Populated Place | 14 | Cameron | 26 01 42 N | 097 37 38 W |
| Long Ridge | Ridge | 1 | Cameron | 26 01 39 N | 097 18 38 W |
| Esparza Colonia Number 1 | Populated Place | 14 | Cameron | 26 01 38 N | 097 37 35 W |
| Ismael Montalvo Colonia Number 2 | Populated Place | 14 | Cameron | 26 01 38 N | 097 37 33 W |
| Encantada-Ranchito El Calaboz | Populated Place | 14 | Cameron | 26 01 34 N | 097 37 49 W |
| La Aura Crossing | Populated Place | 2 | Cameron | 26 01 33 N | 097 19 23 W |
| Ranchito | Populated Place | 14 | Cameron | 26 01 32 N | 097 37 49 W |
| Olmito Lake | Lake | 8 | Cameron | 26 01 32 N | 097 32 07 W |
| Vaqueteria Banco Number 118 | Levee | 15 | Cameron | 26 01 29 N | 097 39 20 W |