How far is Houston, TX from Shamrock, TX?
The driving distance from Houston, TX to Shamrock, TX is about 237.9 miles (382.9 km), with a travel time of about 04h 20m by car.
- The straight-line flight distance is about 215.7 miles (347.1 km).
- For a round trip, plan for roughly 08h 40m 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 04h 20m.
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 Texas, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms
Chance Showers And Thunderstorms then Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Houston and Shamrock.
Turn-by-Turn Driving Directions
Step-by-step road directions between Houston and Shamrock.
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1
Start on Louisiana Street
145 m · 20 sec · Louisiana Street
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2
Turn right onto Franklin Street
664 ft · 28 sec · Franklin Street
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3
Turn left onto Travis Street
1205 ft · 29 sec · Travis Street
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4
Take the ramp straight toward I 45 North Express Lane
1.6 km · 2 min
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5
Merge slight left onto North Freeway
218.7 mi · 3 hr 48 min · North Freeway
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6
Take the exit slight right toward Malloy Bridge Road
1423 ft · 35 sec
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7
Turn left
531 ft · 13 sec
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8
Continue on Loop 9
9.8 mi · 14 min · Loop 9
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9
At the end of the road, turn right onto North Interstate 35E
1.6 km · 2 min · North Interstate 35E
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10
Turn left onto East Bear Creek Road
2 mi · 4 min · East Bear Creek Road
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11
Continue on West Bear Creek Road
1 mi · 2 min · West Bear Creek Road
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12
Turn right onto South Westmoreland Road
2 mi · 3 min · South Westmoreland Road
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13
Continue on North Westmoreland Road
2647 ft · 1 min · North Westmoreland Road
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14
Turn left onto Silver Creek Drive
1.3 km · 2 min · Silver Creek Drive
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15
Turn right onto Keysville Avenue
935 ft · 32 sec · Keysville Avenue
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16
Turn left onto Reedsport Place
12 m · 1 sec · Reedsport Place
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17
Arrive at your destination
0 m · 1 sec · Reedsport Place
Car Route Details
A richer read on the saved driving route between Houston and Shamrock.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
North Freeway
Merge slight left onto North Freeway
219 mi · 03h 48m
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.
Chance Showers And Thunderstorms leaving Houston and Chance Showers And Thunderstorms then Showers And Thunderstorms near Shamrock.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Houston to Shamrock?
The road trip is about 237.9 miles (382.9 km) and usually takes 04h 20m 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?
Jewett is a useful midpoint, sitting about 119.2 miles from Houston and 118.7 miles from Shamrock.
How much longer is the road route than the straight-line distance?
The direct path is about 215.7 miles (347.1 km), while the road route adds roughly 22.2 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 8:20 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $31.74 one way or $63.49 round trip. Estimated CO2 is about 74.7 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms around Houston and Chance Showers And Thunderstorms then Showers And Thunderstorms near Shamrock.
Stop Ideas Near Jewett
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Jewett.
Bryan, TX
Waco, TX
Temple
Flight Path Map
This map shows the direct air route between Houston and Shamrock. Straight-line distance: 215.67 mi (347.08 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 Shamrock
City in Texas
| Population | 1,720 |
| Coordinates | 32.5993000, -96.8875000 |
| Altitude | 214 |
| Country | United States |
End: Shamrock (-96.8875, 32.5993)
Estimated Travel Time
Distance: 383 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 07h 55m |
| 40 mph (64.37 km/h) | 05h 56m |
| 50 mph (80.47 km/h) | 04h 45m |
| 60 mph (96.56 km/h) | 03h 57m |
| 70 mph (112.65 km/h) | 03h 23m |
| 80 mph (129 km/h) | 02h 58m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $31.74 | $63.49 |
| Mid-grade | $4.25 | $35.72 | $71.43 |
| Premium | $4.59 | $38.56 | $77.13 |
| Diesel | $3.99 | $33.54 | $67.08 |
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 · Apr 12, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.