How far is Houston, TX from Fort Clark Springs, TX?
The driving distance from Houston, TX to Fort Clark Springs, TX is about 317.6 miles (511.1 km), with a travel time of about 05h 47m by car.
- The straight-line flight distance is about 305.7 miles (492 km).
- For a round trip, plan for roughly 11h 34m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 05h 47m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City in and the county seat of Guadalupe County, Texas, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny then Slight Chance Rain Showers
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Houston and Fort Clark Springs.
Turn-by-Turn Driving Directions
Step-by-step road directions between Houston and Fort Clark Springs.
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1
Start on Louisiana Street
761 ft · 25 sec · Louisiana Street
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2
Take the ramp straight toward I 10 West: San Antonio
2149 ft · 52 sec
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3
Merge slight right onto Katy Freeway
174.9 mi · 3 hr 2 min · Katy Freeway
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4
Keep slight left
12 mi · 13 min
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5
Keep slight left to continue on 90th Infantry Division Highway
1.2 km · 52 sec · 90th Infantry Division Highway
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6
Continue on Jose Lopez Freeway
8.4 mi · 10 min · Jose Lopez Freeway
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7
Continue on Cleto Rodriguez Freeway
12.5 mi · 14 min · Cleto Rodriguez Freeway
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8
Continue on West US Highway 90
25.4 mi · 29 min · West US Highway 90
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9
Continue on 19th Street
2.1 mi · 4 min · 19th Street
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10
Continue on US Highway 90 West
37.7 mi · 43 min · US Highway 90 West
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11
Continue on East Main Street
4.9 mi · 6 min · East Main Street
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12
Continue on West US Highway 90
37.4 mi · 43 min · West US Highway 90
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13
Continue on East Military Highway
2339 ft · 35 sec · East Military Highway
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14
Turn left onto Fort Clark Road
992 ft · 44 sec · Fort Clark Road
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15
Turn right onto Mackenzie Road
150 m · 22 sec · Mackenzie Road
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16
Turn left onto Colony Row
34 m · 6 sec · Colony Row
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17
At the end of the road, turn right onto Colony Row
600 ft · 26 sec · Colony Row
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18
Arrive at your destination
0 m · 1 sec · Colony Row
Car Route Details
A richer read on the saved driving route between Houston and Fort Clark Springs.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Katy Freeway
Merge slight right onto Katy Freeway
175 mi · 03h 02m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Partly Sunny then Slight Chance Rain Showers leaving Houston and Mostly Sunny near Fort Clark Springs.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Houston to Fort Clark Springs?
The road trip is about 317.6 miles (511.1 km) and usually takes 05h 47m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Seguin is a useful midpoint, sitting about 158.5 miles from Houston and 159.1 miles from Fort Clark Springs.
How much longer is the road route than the straight-line distance?
The direct path is about 305.7 miles (492 km), while the road route adds roughly 11.9 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 5:26 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $43.04 one way or $86.07 round trip. Estimated CO2 is about 99.6 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny then Slight Chance Rain Showers around Houston and Mostly Sunny near Fort Clark Springs.
Stop Ideas Near Seguin
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
New Braunfels Parks and Recreation
Marion City Hall
Comal County Courthouse(Gerichtsgebäude)
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Seguin.
San Marcos Station
San Antonio Station
Austin
Flight Path Map
This map shows the direct air route between Houston and Fort Clark Springs. Straight-line distance: 305.72 mi (492.01 km).
#1 Houston
The fourth most populous city in the United States and the center of the Houston metropolitan area.
| Population | 2,316,120 |
| Coordinates | 29.7632800, -95.3632700 |
| Altitude | 12 |
| Country | United States |
#2 Fort Clark Springs
Situated in southwest Texas within Kinney County at an elevation of 1152 feet, this locality is centered around the large artesian Las Moras Springs.
| Population | 0 |
| Coordinates | 29.3060700, -100.4220200 |
| Altitude | 351 |
| Country | United States |
End: Fort Clark Springs (-100.42202, 29.30607)
Estimated Travel Time
Distance: 511 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 10h 34m |
| 40 mph (64.37 km/h) | 07h 56m |
| 50 mph (80.47 km/h) | 06h 21m |
| 60 mph (96.56 km/h) | 05h 17m |
| 70 mph (112.65 km/h) | 04h 32m |
| 80 mph (129 km/h) | 03h 57m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.84 | $43.04 | $86.07 |
| Mid-grade | $4.35 | $48.73 | $97.46 |
| Premium | $4.72 | $52.94 | $105.89 |
| Diesel | $5.78 | $64.75 | $129.50 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Texas · Oct 15, 2026