| 03 | | Walnut Creek | Austin | TX | |
| 04 | | Walnut Creek | Austin | TX | |
| 06 | | Walnut Creek | Austin | TX | |
| 07 | | Walnut Creek | Austin | TX | |
| 09 | | Walnut Creek | Austin | TX | |
| 1-B (Dog Leg) | | Big Bend Ranch | Terlingua | TX | |
| 1/4 Notch | | Brushy Creek Regional Park | Cedar Park | TX | |
| 1/4 Notch West Entrance | | Brushy Creek Regional Park | Cedar Park | TX | |
| 10 | | Walnut Creek | Austin | TX | |
| 10 Minutes of Hell | | Lost Dog | El Paso | TX | |
| 100 | | South Austin Trail Network (SATN) | Austin | TX | |
| 101 | | South Austin Trail Network (SATN) | Austin | TX | |
| 11 | | Walnut Creek | Austin | TX | |
| 12 | | Walnut Creek | Austin | TX | |
| 3 Acre Loop | | Monte Bella Bike Trails and Park | Brownsville | TX | mtb |
| 39 | | South Austin Trail Network (SATN) | Austin | TX | |
| 42 | | South Austin Trail Network (SATN) | Austin | TX | |
| 43 | | South Austin Trail Network (SATN) | Austin | TX | |
| 45 | | South Austin Trail Network (SATN) | Austin | TX | |
| 45 Flow | | South Austin Trail Network (SATN) | Austin | TX | |
| 5.5-mile Cut-Through | | Pedernales Falls State Park | Johnson City | TX | |
| 5.5-mile Loop | | Pedernales Falls State Park | Johnson City | TX | |
| 5.5-mile Loop Spur | | Pedernales Falls State Park | Johnson City | TX | |
| 50 | | South Austin Trail Network (SATN) | Austin | TX | |
| 54 | | South Austin Trail Network (SATN) | Austin | TX | |
| 57 | | South Austin Trail Network (SATN) | Austin | TX | |
| 58 | | South Austin Trail Network (SATN) | Austin | TX | |
| 61 | | South Austin Trail Network (SATN) | Austin | TX | |
| 62 | | South Austin Trail Network (SATN) | Austin | TX | |
| 63 | | South Austin Trail Network (SATN) | Austin | TX | |
| 64 | | South Austin Trail Network (SATN) | Austin | TX | |
| 66 | | South Austin Trail Network (SATN) | Austin | TX | |
| 69 | | South Austin Trail Network (SATN) | Austin | TX | |
| 71 | | South Austin Trail Network (SATN) | Austin | TX | |
| 73 | | South Austin Trail Network (SATN) | Austin | TX | |
| 74 | | South Austin Trail Network (SATN) | Austin | TX | |
| 76 | | South Austin Trail Network (SATN) | Austin | TX | |
| 77 | | South Austin Trail Network (SATN) | Austin | TX | |
| 78 | | South Austin Trail Network (SATN) | Austin | TX | |
| 79 | | South Austin Trail Network (SATN) | Austin | TX | |
| 80 | | South Austin Trail Network (SATN) | Austin | TX | |
| 82 | | South Austin Trail Network (SATN) | Austin | TX | |
| 83 | | South Austin Trail Network (SATN) | Austin | TX | |
| 84 | | South Austin Trail Network (SATN) | Austin | TX | |
| 87 | | South Austin Trail Network (SATN) | Austin | TX | |
| 88 | | South Austin Trail Network (SATN) | Austin | TX | |
| 89 | | South Austin Trail Network (SATN) | Austin | TX | |
| 95 | | South Austin Trail Network (SATN) | Austin | TX | |
| 97 | | South Austin Trail Network (SATN) | Austin | TX | |
| A to Z | | Suburban Ninja/Christ Church | Cedar Park | TX | |
| A1 | | Arroyo Park Hike & Bike | Harlingen | TX | |
| Abby Road | | Pace Bend | Austin | TX | |
| Acacia Trail | | Bauerle Ranch | Austin | TX | |
| Access | | Leon Creek Greenway | San Antonio | TX | |
| Access | | Willow Springs | San Marcos | TX | |
| Access | | Walnut Creek | Austin | TX | |
| Access 2 | | Willow Springs | San Marcos | TX | |
| Access Road | | Spider Mountain Bike Park | Burnet | TX | mtb |
| Access Road | | | Bandera | TX | mtb |
| Access Road | | Big Bend Ranch | Terlingua | TX | |
| Access Road | | Big Bend Ranch | Terlingua | TX | |
| Access road to Widow Maker | | | Bandera | TX | mtb |
| Access to Black Sheep | | Flat Rock Ranch | Comfort | TX | mtb |
| Access to Cowabunga | | Flat Rock Ranch | Comfort | TX | mtb |
| Access Trail | | Davis Mountains State Park | Ft. Davis | TX | hike |
| Access Trail | | Big Bend Ranch | Terlingua | TX | |
| Acequia (Mission San Juan) | | San Antonio River Walk Trails | San Antonio | TX | |
| Acequia (North) | | San Antonio River Walk Trails | San Antonio | TX | |
| Acequia (South) | | San Antonio River Walk Trails | San Antonio | TX | |
| Acheron | | Purgatory Creek Natural Area | San Marcos | TX | |
| Ada Birding Trail | | Seminole Canyon State Park | Comstock | TX | hike |
| Aesthetic | | South Austin Trail Network (SATN) | Austin | TX | |
| After Six | | Walnut Creek | Austin | TX | |
| Agave Loop | | Tom Mays Park | El Paso | TX | |
| Alamo Swamp | | South Austin Trail Network (SATN) | Austin | TX | |
| Alsatia Trail | | Bauerle Ranch | Austin | TX | |
| Alternate | | Odessa Mountain Bike Park | Odessa | TX | mtb |
| Alternate | | Bull Creek Greenbelt | Austin | TX | |
| Alternate loop | | Odessa Mountain Bike Park | Odessa | TX | mtb |
| Alternate Loop 1 | | Odessa Mountain Bike Park | Odessa | TX | mtb |
| Alternate Loop 2 | | Odessa Mountain Bike Park | Odessa | TX | mtb |
| Alternate Trail | | Odessa Mountain Bike Park | Odessa | TX | mtb |
| Ambush Canyon Rd | | Crystal Falls | Leander | TX | |
| Amphitheater Trail | | Inks Lake State Park | Leander | TX | |
| Ana's Trail | | Palisades | El Paso | TX | |
| Anderson Bluff Trail | | Suburban Ninja/Christ Church | Cedar Park | TX | |
| Angel of Goliad Hike and Bike Trail | | Goliad | Goliad | TX | |
| Anja's Run | | South Austin Trail Network (SATN) | Austin | TX | hike |
| Ann and Roy Butler Hike and Bike Trail | | Austin | Austin | TX | mtb |
| Ann and Roy Butler Hike and Bike: Trail Access 26 | | Austin | Austin | TX | |
| Antidote | | Spider Mountain Bike Park | Burnet | TX | mtb |
| Antler Run | | North Hills | El Paso | TX | |
| Apache Creek | | San Antonio River Walk Trails | San Antonio | TX | |
| Apache Pass | | Pace Bend | Austin | TX | |
| Arbor Trails | | South Austin Trail Network (SATN) | Austin | TX | |
| Armadillo Lookout Trail | | Kickapoo Cavern State Park | Brackettville | TX | |
| Armadillo Trail | | Camp Eagle | Rocksprings | TX | mtb |
| Arroyo Connector | | Arroyo Park Hike & Bike | Harlingen | TX | |
| Arroyo Park Loop | | Billy Rogers Arroyo Park & Nature Preserve | El Paso | TX | |
| Arroyo Primero | | Big Bend Ranch | Terlingua | TX | |
| Ashe Juniper Pond Loop | | Garner State Park | Rocksprings | TX | |
| Ashe Juniper Trail | | Garner State Park | Rocksprings | TX | |
| Ashe Juniper Trail Alternate | | Garner State Park | | TX | |
| Attack of the Clones | | Brushy Creek Regional Park | Cedar Park | TX | |
| ATV (North) | | Middle Concho Park | San Angelo | TX | |
| ATV (South) | | Middle Concho Park | San Angelo | TX | |
| Avana Connector | | South Austin Trail Network (SATN) | Austin | TX | |
| Babcock Connector | | Leon Creek Greenway | San Antonio | TX | |
| Baby Head | | Lost Dog | El Paso | TX | |
| Babylon | | Purgatory Creek Natural Area | San Marcos | TX | |
| Back 40 | | Purgatory Creek Natural Area | San Marcos | TX | |
| Back Canyon Climb (Bah Bah COVID | | Flat Rock Ranch | Comfort | TX | mtb |
| Back of Beyond | | Terlingua | Terlingua | TX | mtb |
| Back of Lake | | Reveille Peak Ranch | Burnet | TX | mtb |
| Back to the Truck | | La Cueva | Carlsbad | NM | mtb |
| Backbone Creek Trail | | Westside Park | Marble Falls | TX | |
| Badlands Trail | | San Angelo State Park | San Angelo | TX | |
| Bail-Rescue Trail Northeast | | Odessa Mountain Bike Park | Odessa | TX | mtb |
| Bail-Rescue Trail Southwest | | Odessa Mountain Bike Park | Odessa | TX | mtb |
| Bald Cypress Trail | | Guadalupe River State Park | Spring Branch | TX | |
| Baldwin East Trail | | South Austin Trail Network (SATN) | Austin | TX | |
| Baldwin West Trail | | South Austin Trail Network (SATN) | Austin | TX | |
| Ball Field | | Lakeway City Park | Lakeway | TX | |
| Ballfield | | South Austin Trail Network (SATN) | Austin | TX | |
| Ballfield Loop | | Brushy Creek Regional Park | Cedar Park | TX | |
| Bamberger Leon Creek Connector | | Leon Creek Greenway | San Antonio | TX | |
| Bamberger Nature Park Main Loop | | Leon Creek Greenway | San Antonio | TX | |
| Bamberger Nature Park South Loop | | Leon Creek Greenway | San Antonio | TX | |
| Bamberger Trail | | Guadalupe River State Park | Spring Branch | TX | |
| Bambi Likes Waffles | | South Austin Trail Network (SATN) | Austin | TX | |
| Banco Rosado | | South Austin Trail Network (SATN) | Austin | TX | |
| Bandera Connect | | Hill Country State Natural Area | Bandera | TX | |
| Bandera Creek | | Hill Country State Natural Area | Bandera | TX | |
| Bandito DH | | Roughrider Canyon Freeride Park | Horizon City | TX | mtb |
| Bar-O | | Hill Country State Natural Area | Bandera | TX | |
| Barbado Ridge Trail | | Kickapoo Cavern State Park | Brackettville | TX | |
| Barkley Meadow Onion Creek Trail | | Barkley Meadows Park | Austin | TX | |
| Barkley Meadows Berdoll Pond Trail | | Barkley Meadows Park | Austin | TX | |
| Barkley Meadows Trail | | Barkley Meadows Park | Austin | TX | |
| Barkley Meadows Trail | | Barkley Meadows Park | Austin | TX | |
| Barkley Meadows Trail | | Barkley Meadows Park | Austin | TX | |
| Barkley Meadows Trail | | Barkley Meadows Park | Austin | TX | |
| Barkley Meadows Trail | | Barkley Meadows Park | Austin | TX | |
| Barkley Meadows Trail | | Barkley Meadows Park | Austin | TX | |
| Barkley Meadows Trail | | Barkley Meadows Park | Austin | TX | |
| Barred Owl Trail | | Guadalupe River State Park | Spring Branch | TX | |
| Barton Creek Trail | | Barton Creek Greenbelt | Austin | TX | |
| Baseball Field Trail | | McAllister Park | San Antonio | TX | |
| Baseball Field Trail | | McAllister Park | San Antonio | TX | |
| Baseball Field Trail | | McAllister Park | San Antonio | TX | |
| Baseball Field Trail | | McAllister Park | San Antonio | TX | |
| Baseball Field Trail | | McAllister Park | San Antonio | TX | |
| Baseball Field Trail | | McAllister Park | San Antonio | TX | |
| Baseball Field Trail | | McAllister Park | San Antonio | TX | |
| Bat Caves | | Panther Springs Park | San Antonio | TX | |
| Bauer Trail | | Guadalupe River State Park | Spring Branch | TX | |
| Bauerle Ranch Park | | Bauerle Ranch | Austin | TX | |
| Bauerle to Canterbury Connector | | Bauerle Ranch | Austin | TX | |
| Bauerle to Lindshire connector | | Bauerle Ranch | Austin | TX | |
| Baurle Northside Climb | | Bauerle Ranch | Austin | TX | |
| Baxter Springs Rd to South Boggy Creek Connector | | South Austin Trail Network (SATN) | Austin | TX | |
| BC Access | | Brushy Creek Regional Park | Cedar Park | TX | |
| BC1 | | Bee Cave/Falconhead West Primitive Park | City Of Bee Cave | TX | |
| BC10 | | Brushy Creek Regional Park | Cedar Park | TX | |
| BC11 | | Brushy Creek Regional Park | Cedar Park | TX | |
| BC12 | | Brushy Creek Regional Park | Cedar Park | TX | |
| BC14 | | Brushy Creek Regional Park | Cedar Park | TX | |
| BC2 | | Bee Cave/Falconhead West Primitive Park | City Of Bee Cave | TX | |
| BC3 | | Brushy Creek Regional Park | Cedar Park | TX | |
| BC3 | | Bee Cave/Falconhead West Primitive Park | City Of Bee Cave | TX | |
| BC4 | | Bee Cave/Falconhead West Primitive Park | City Of Bee Cave | TX | |
| BC4 | | Brushy Creek Regional Park | Cedar Park | TX | |
| BC5 | | Brushy Creek Regional Park | Cedar Park | TX | |
| BC6 | | Brushy Creek Regional Park | Cedar Park | TX | |
| BC7 | | Brushy Creek Regional Park | Cedar Park | TX | |
| BC8 | | Brushy Creek Regional Park | Cedar Park | TX | |
| BC9 | | Brushy Creek Regional Park | Cedar Park | TX | |
| BCGB Trail | | Barton Creek Greenbelt | Austin | TX | |
| Bean Bag Blvd p | | Redbird Ranch | San Antonio | TX | mtb |
| Bear Canyon Trail | | Guadalupe Mountains National Park | Pine Springs | TX | hike |
| Bear Lake Valley Jeep Trail | | South Austin Trail Network (SATN) | Austin | TX | |
| Bear Paw | | South Austin Trail Network (SATN) | Austin | TX | |
| Beatrice | | Purgatory Creek Natural Area | San Marcos | TX | |
| Beaufor's Alternate | | Bull Creek Greenbelt | Austin | TX | |
| Beginner Loop | | Big Spring State Park | Big Spring | TX | |
| Beginner Loop | | Tom Mays Park | El Paso | TX | |
| Beginner Loop (frmly League Loop) | | Reveille Peak Ranch | Burnet | TX | mtb |
| Belden Trail | | Brownsville | Brownsville | TX | mtb |
| Big Bend State Park Road | | Big Bend Ranch | Terlingua | TX | |
| Big Loop | | Camp Eagle | Rocksprings | TX | mtb |
| Big Loop Alternate | | Camp Eagle | Rocksprings | TX | mtb |
| Big OP Loop | | OP Schnabel Park | San Antonio | TX | |
| Big Walnut Creek Path | | Walnut Creek | Austin | TX | |
| Bigger House Fire | | South Austin Trail Network (SATN) | Austin | TX | |
| Bill Witt Bike Path | | Oso Creek Park | Corpus Christi | TX | mtb |
| Bird of Prey Loop | | Leon Creek Greenway | San Antonio | TX | mtb |
| Bisset Trail | | Canyonlands/Mt Lakeway | Lakeway | TX | |
| Black Gap to River Road East Long-Cut | | Big Bend National Park | Terlingua | TX | |
| Black Hill Loop | | Government Canyon State Natural Area | San Antonio | TX | hike |
| Black Sheep | | Flat Rock Ranch | Comfort | TX | mtb |