Every NPS unit in Texas.
Texas's 18 NPS units: 3 National Historic Trails · 3 National Historical Parks · 2 National Monuments · 2 National Recreation Areas · 2 National Parks · 2 National Historic Sites · 1 National Preserve · 1 National Memorial · 1 National Seashore · 1 Wild & Scenic River. Combined 5-year-average annual visits: 5,447,368 (multi-state units count their full visits in every state they touch — see methodology). The most-visited unit is San Antonio Missions National Historical Park at about 1.32M annual visits.
| Unit | Designation | 5-yr avg visits | Busiest month |
|---|---|---|---|
| San Antonio Missions National Historical Park | National Historical ParkSAAN | 1,317,241 | March |
| Lake Meredith National Recreation Area | National Recreation AreaLAMR | 1,230,442 | June |
| Amistad National Recreation Area | National Recreation AreaAMIS | 881,500 | May |
| Padre Island National Seashore | National SeashorePAIS | 557,623 | July |
| Big Bend National Park | National ParkBIBE | 546,804 | March |
| Big Thicket National Preserve | National PreserveBITH | 266,110 | August |
| Guadalupe Mountains National Park | National ParkGUMO | 224,635 | March |
| Palo Alto Battlefield National Historical Park | National Historical ParkPAAL | 166,610 | February |
| Lyndon B Johnson National Historical Park | National Historical ParkLYJO | 99,571 | April |
| Waco Mammoth National Monument | National MonumentWACO | 94,268 | March |
| Fort Davis National Historic Site | National Historic SiteFODA | 42,377 | March |
| Chamizal National Memorial | National MemorialCHAM | 12,028 | October |
| Alibates Flint Quarries National Monument | National MonumentALFL | 7,933 | May |
| Rio Grande Wild & Scenic River | Wild & Scenic RiverRIGR | 226 | March |
| Blackwell School National Historic Site | National Historic SiteBLSC | — | — |
| Butterfield Overland National Historic Trail | National Historic TrailBUOV | — | — |
| El Camino Real de Tierra Adentro National Historic Trail | National Historic TrailELCA | — | — |
| El Camino Real de los Tejas National Historic Trail | National Historic TrailELTE | — | — |
Methodology
Unit list and per-unit visit counts come from the official NPS Visitor Use Statistics Data Package, 2025. The "5-year average visits" column is the mean of 2021-2025 Recreation Visits. Multi-state NPS units (Yellowstone, Death Valley, Great Smoky Mountains and others) are listed under every state they touch; the per-unit visit count is the unit's total, not a per-state share. Independent site, not affiliated with the National Park Service.
Independent site. Not affiliated with or endorsed by the National Park Service. Data comes from the official NPS Visitor Use Statistics Data Package, 2025; editorial analysis is ours. The NPS Arrowhead and other NPS marks are not used.