Local History
Texas El Camino Real Historical Markers: The King's Highway and Everyone Who Used It
The Camino Real ran 1,000 miles from Mexico to Louisiana. Find the real King's Highway granite markers across Texas, from San Antonio to the piney woods.
Photo: David Hager / Unsplash. A Texas farm-to-market road, much like the routes that trace the old El Camino Real.
You're driving State Highway 21 through the piney woods when a squat pink granite post flashes past on the shoulder. Blink and you'd miss it. That post marks a road older than Texas itself. The Camino Real, the King's Highway, ran roughly 1,000 miles from Mexico to Louisiana. Texas still carries more than 16,000 historical markers that tell stories like this one. RoadHistorical is a Texas historical preservation platform built to catch them as you drive. This article walks you through the real El Camino Real markers you can visit, from San Antonio to the Brazos bottoms, and the people who wore the road smooth.
The King's Highway Cuts Through San Antonio
Stand at the corner of Interstate 410 and Nacogdoches Road in San Antonio and you'll find a pink granite block in front of a bank. It reads simply: King's Highway, Camino Real, Old San Antonio Road. The Daughters of the American Revolution and the State of Texas set it there in 1918. It's marker 83 of 128.
San Antonio sat at the heart of this route. Spanish soldiers, priests, and traders all passed through on their way between Mexico and the East Texas missions. Governor Domingo Teran de los Rios blazed the central section in 1691. People called that stretch the Trail of the Padres.
In 1820 Moses Austin rode this road into San Antonio to ask Spanish officials for a land grant. That single trip cracked open the door to Anglo-American settlement. Thousands would follow his tracks.
1100 NE IH-410, San Antonio, TX
Find it in RoadHistorical before your visit.
A Fuller Story Waits in the Brazos Bottoms
Drive State Highway 21 about ten miles east of Bryan and watch for where Old San Antonio Road East meets the highway. The El Camino Real marker there tells the fullest version of the story.
The road ran 1,000 miles from Saltillo, Mexico to present-day Louisiana. It followed trails that Native people and buffalo had worn for centuries before any Spaniard arrived. Traders, smugglers, soldiers, and families all used it.
By 1915 the route was fading from memory. The Texas Legislature put up $5,000 to survey and mark it. Surveyor V.N. Zivley walked the line. In 1918 the state and the DAR planted granite markers every five miles. Today State Highway 21 traces much of that original path.
SH 21 at Old San Antonio Road, Bryan, TX
Find it in RoadHistorical before your visit.
Marking the Miles Near San Marcos
Head to the northeast corner of Old Bastrop Highway and Centerpoint Road outside San Marcos. Another pink granite marker stands there, carrying the same short inscription as the one in San Antonio.
There's a reason these markers look identical. Zivley first drove 124 oak survey posts into the ground at five-mile intervals in 1915. Three years later, crews swapped nearly all of them for lasting pink granite. Roughly 123 went in across Texas.
Many still stand today. Preservation groups counted 106 of the granite markers between 2013 and 2015. Some have moved. A few are gone. Each one you find is a small piece of the survey that saved the road's memory.
4255 Old Bastrop Highway, San Marcos, TX
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The Eastern End Near San Augustine
The road's eastern reach runs through the deep pines around San Augustine. Stop at the Mission Dolores El Camino Real visitor center on Highway 147 and you'll find one of the granite markers on the grounds. Spanish Franciscans founded that mission in 1721 to serve the Ais people.
A few miles away on Highway 21, another marker sits near the old home site of Elisha Roberts, a leading citizen of early San Augustine County. This far east, the King's Highway pointed toward Louisiana and the Sabine River crossing.
These eastern markers remind you that the road was never just Texas. It tied Spanish Mexico to French Louisiana. San Augustine was the last real town before the Sabine crossing.
Mission Dolores, 701 South Broadway, San Augustine, TX
Find it in RoadHistorical before your visit.
How RoadHistorical Finds These Markers
Discovery Mode does the watching for you. Turn it on and RoadHistorical notifies you as you drive past a marker, so you never blow by a pink granite post at 70 miles per hour again. The AI Tour Guide answers the questions the plaque leaves out, like who Elisha Roberts was or why the road bent where it did.
Cell coverage fades fast out on Highway 21. RoadHistorical works offline, so the markers and their stories stay with you deep in the piney woods where the bars drop to zero.
Start Discovering Texas History Today
RoadHistorical is free to download on iPhone and Android. Download it here and turn on Discovery Mode before your next drive. Android users can download RoadHistorical from Google Play.
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