This Rugged Texas Ranch Is Laced With Twisting Mountain Bike Trails That Keep Riders Coming Back
Nobody warned me that some of the best mountain biking in Texas hides behind an ordinary ranch gate. I have chased rocky singletrack all over this state, and the rides I keep hearing about are the ones where you close a cattle gate behind you first.
The gate in question belongs to Flat Rock Ranch, just outside Comfort in the Hill Country. It opens onto more than 30 miles of limestone-studded singletrack that twists through cedar, climbs to ridge views, and drops through creek beds. Riders drive hours for it, then come back the next month.
Below, I will walk you through the loops, the enduro lines, the camping, the family who has held this land since the 1880s, and everything you need to plan a day (or a weekend) in the saddle.

Singletrack That Never Sits Still
The trails here are the whole point, so let’s start there. Flat Rock Ranch runs its network as directional loops, all marked with painted arrows, which means you spend your ride reading terrain instead of a map. The dirt changes character every few minutes.
One stretch flows fast through a cedar corridor where the branches close in tight enough to smell. The next drops you onto slabs of embedded limestone that ring under your tires. Then a gully, a creek crossing, and a ridge where the Hill Country rolls off in every direction.
This is classic Texas rock riding. The ranch’s own description promises hill climbs, long downhill sections, technical singletrack, and several creek crossings, and it delivers all four on every loop. Expect rock gardens that make you pick a line and hold it.
I love that nothing here feels manufactured. These are not machine-built flow trails with perfect berms. They are hand-cut ranch trails that follow the land, and the land is stubborn, which is exactly why riders keep coming back to get a section clean that beat them last time.

Riders on Singletracks rate the system around four and a half stars, and the reviews read like thank-you notes. One rider called it “one of the top 3 ranches in TX.” Another kept it simple: “Great ride. Great owners that are passionate about the sport.”
Lower Loop, Upper Loop, and the Green Escape Hatch
The network breaks into a few big pieces. The lower loop is the bread and butter, a long intermediate ride that most sources put somewhere between 15 and 19 miles depending on which cutoffs you take. It is the ride I would point a first-timer toward.
The upper loop is shorter, roughly 11 to 15 miles, but it is the advanced side. The climbs stack up, the rock gets chunkier, and the descents run longer. Regulars talk about the Pipeline climb and the Mt. Park descent the way others talk about a favorite restaurant.

Then there is the green arrow loop, a beginner-friendly route of around 11 miles that lets newer riders taste the ranch without the spiciest rock. Families use it, kids use it, and plenty of strong riders use it as a warm-up before heading for the reds.
Put the whole thing together and you get well over a thousand feet of climbing on the main loop. That does not sound like much until you remember the climbs come in short, punchy, rocky bursts. Your legs will notice.
Pro tip: bring more water than you think you need. There is none out on the trails, only at the parking area, and one rider who blogs about the place reported drinking two and a half liters on a single 15-mile lap. This is Texas. Believe the number.
Texas Style Enduro and the Blue Arrows
Look for blue arrows branching off the red loops. Those mark what the ranch calls Texas Style Enduro, a set of dedicated downhill lines, eleven of them by most counts, that get steeper, rockier, and a lot more committed than the main trails.

These lines are where the ranch shows off. Ledges, boulder fields, root sections (one is literally named Root Avalanche), and drops that reward riders who know how to keep their weight back and their eyes up. If you ride with knee pads, this is where you put them on.
I appreciate that the blue lines are optional. You can ride the red loops all day and never touch them, or you can session the same enduro line five times until it clicks. Both riders leave happy, and both riders come back.
The ranch even hosts an event built around this terrain. The Zombie Goat Enduro takes over the trails each winter, and the name alone tells you the vibe. Gritty, with a wink.

Signs With a Sense of Humor
Every trail system has a personality, and this one’s shows up in the signage. Riders love to photograph the old hand-painted markers scattered through the loops, and the standout is a sign that reads “Suck it up buttercup” right where the climbing gets mean.
That sense of humor runs through the whole place. This is a family ranch that happens to let bikers in, and the family clearly enjoys the company. Reviewers mention the owners by name and call the grounds extremely well maintained, which matches everything I have read about the trails.
Did you know? Flat Rock is still a working livestock operation. Black Angus cattle and Angora goats graze the same acres you ride, so give them room, close every gate you open, and treat the animals like the landlords they are.
A Ranch Built by a Famous Architect
Here is the part of the story that surprised me most. Flat Rock Ranch is a piece of the original ranch founded in the 1880s by Alfred Giles, the English-born architect behind dozens of the Hill Country’s finest stone buildings.

Giles came to Texas in 1873, opened his own San Antonio firm in 1876, and went on to design more than 90 buildings across Texas and Mexico before his death in 1920. Seven of them still stand in downtown Comfort, a few minutes from the ranch gate.
After an inheritance came through in the mid-1880s, Giles started buying land near Comfort and named the spread Hillingdon after his family’s home in England. At its peak the ranch ran to some 13,000 acres of horses, mules, registered Angus cattle, and Angora goats.
Today’s Flat Rock Ranch covers about 1,300 rugged acres of that legacy, and it has stayed in the same family for more than a century. The current owners, Jimmy and Terri Dreiss, still raise Angus and Angoras, the same breeds Giles ran here well over a hundred years ago.

Jimmy is the great-grandson of the man who bought this land in the late 1800s. He is also the reason you can ride it. Over the past few decades he has mapped, cut, and expanded the trail network himself. Locals call his dedication to mountain biking the ranch’s defining trait.
I cannot get enough of that combination. A Victorian architect’s cattle ranch, still grazed by the same breeds, now laced with singletrack built by his descendant. You are riding through Texas history with every pedal stroke.
Camp Under the Hill Country Stars
The camping is what turns a day trip into a tradition. Primitive tent and car camping spreads out near the trailhead, and a handful of RV sites come with water and 30-amp electric hookups for those who like a real bed after a real ride.
Amenities are simple but thoughtful. Riders report clean portable restrooms, hot showers, a communal fire pit, and a covered gathering area with a barbecue pit, which is where the evening stories about that one rock garden get told and retold.

Camping costs about $20 per night per person for anyone 12 and older if you roll in after 6 p.m., and that fee covers the next day’s riding. Arrive earlier and you add a day-ride fee. RV hookups run about $25 extra per night with a two-night minimum.
The rule that makes me smile: at least one person in every camping group has to have a bike or running shoes and plan to use them. This is not a general campground. It is a rider’s campground, and the ranch keeps it that way.
Wednesday Nights, Winter Races, and Pedal-Fueled Weekends
One of the best deals in Texas cycling is the ranch’s free Wednesday night ride, which meets at 6:30 p.m. every week from January through October. Show up, sign the waiver, and ride the loops with locals who know every line.

The ranch also hosts a New Year’s Day group ride to open the season, plus a full calendar of races. The STORM Miles of DisComfort marathon and the Hill Country Mountain Bike Challenge both use these trails, as does the Texas State Collegiate race.
Runners get their turn too. Trail running is welcome year-round (runners yield to bikes), the Dos Senderos ultra crosses the ranch each spring, and Ragnar’s Hill Country trail relay camps out here each October. A music-and-bikes festival has also set up on the grounds.
Heads up: some events close the trails to day riders for the weekend. Check the ranch’s calendar before you drive out, especially in spring and fall when the race schedule fills up.
What to Know Before You Ride
The ranch is open sunup to sundown, seven days a week, January through October, weather permitting. It closes in November and December for hunting season, so plan your fall rides before the last weekend of October.

An adult day pass was running about $15 at last check, with cheaper rates for teens, military, and riders 65 and up. Kids 12 and under ride free with a paying adult. Season passes start around $240, with family versions that add camping.
Helmets are required any time you are on a bike, no exceptions. Everyone signs a waiver, even if they never touch a pedal. Dogs and other pets are not allowed, per the ranch’s agreement with its livestock manager. Class 1 pedal-assist e-bikes are fine, throttle models are not.
Cell service is spotty at best once you leave the parking area, so grab a paper trail map at check-in or download one before you lose signal. A mechanic stand waits at the trailhead for last-minute tune-ups, and there is well water at check-in to top off your bottles.

Pro tip: get there early on weekends. The parking area and the best campsites fill up fast in spring and fall, which are the two sweetest seasons to ride here. Summer works too if you start at first light and respect the heat.
How to Get There
Where: Flat Rock Ranch, 346 Flat Rock Creek Road, Comfort, TX 78013
The ranch sits about 45 miles northwest of San Antonio and roughly two hours from Austin, on the far side of Comfort. The last stretch of road is unpaved and a little rough. A high-clearance vehicle is not required, but your car will thank you for taking it slow.
Pay online ahead of time through the ranch’s website or at the trailhead by cash or QR code. If nobody is around when you arrive, the honor system is alive and well out here. Pay, sign, ride.

Make a weekend of it and spend an evening in Comfort itself. The town’s historic district is full of the very stone buildings Alfred Giles designed, which feels like the right way to close the loop on a ranch he founded.
Point Your Handlebars Toward Comfort
Some trail systems you ride once for the story. This one gets under your skin. The rock, the cedar, the goats watching you climb, the sign telling you to suck it up: it all adds up to a place riders talk about for years.
So load the bike, fill the biggest hydration pack you own, and point the car toward the Hill Country. Close the gate behind you, sign the waiver, and go find out why nobody ever rides Flat Rock Ranch just once.
Featured image: @ Flat Rock Ranch
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