How far is Montopolis, TX from Trinity, TX?
The driving distance from Montopolis, TX to Trinity, TX is about 173.2 miles (278.8 km), with a travel time of about 03h 24m by car.
- The straight-line flight distance is about 146 miles (234.9 km).
- For a round trip, plan for roughly 06h 48m 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 03h 24m.
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 Collin County, Texas, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms
Showers And Thunderstorms Likely
Driving Route Map
The map below follows the saved road route between Montopolis and Trinity.
Turn-by-Turn Driving Directions
Step-by-step road directions between Montopolis and Trinity.
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1
Start on 183 Toll South: Lockhart
67 m · 5 sec
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2
Merge slight left onto Bergstrom Expressway
1.3 km · 47 sec · Bergstrom Expressway
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3
Continue on Bastrop Highway
2119 ft · 26 sec · Bastrop Highway
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4
Take the exit slight left toward TX 71 East: Austin-Bergstrom International Airport
2541 ft · 1 min
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5
Continue on East State Highway 71
2.2 mi · 3 min · East State Highway 71
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6
Turn straight onto Bastrop Freeway
1.9 mi · 2 min · Bastrop Freeway
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7
Continue on East State Highway 71
2388 ft · 29 sec · East State Highway 71
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8
Continue on Texas State Highway 71
18.9 mi · 22 min · Texas State Highway 71
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9
Take the exit slight right
1067 ft · 26 sec
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10
Turn straight onto College Street
1.4 km · 2 min · College Street
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11
Turn left onto State Highway 95
1945 ft · 35 sec · State Highway 95
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12
Turn right onto Chestnut Street
1.3 km · 1 min · Chestnut Street
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13
Continue on State Highway 21 East
65.2 mi · 1 hr 12 min · State Highway 21 East
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14
Keep slight left
5.5 mi · 7 min
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15
Turn right onto West William J Bryan Parkway
1.6 km · 2 min · West William J Bryan Parkway
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16
Continue on East William J Bryan Parkway
2.2 mi · 4 min · East William J Bryan Parkway
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17
Continue on Boonville Road
3.2 mi · 5 min · Boonville Road
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18
Continue on Farm-to-Market Road 158
1.2 km · 1 min · Farm-to-Market Road 158
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19
Continue straight
48.4 mi · 57 min
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20
Turn left
1.6 km · 2 min
-
21
Take the ramp left
1177 ft · 32 sec
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22
Merge slight left onto State Highway 19
18.3 mi · 21 min · State Highway 19
-
23
Turn left onto West Main Street
29 m · 2 sec · West Main Street
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24
Arrive at your destination
0 m · 1 sec · West Main Street
Car Route Details
A richer read on the saved driving route between Montopolis and Trinity.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
State Highway 21 East
Continue on State Highway 21 East
65.2 mi · 01h 12m
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 Montopolis and Showers And Thunderstorms Likely near Trinity.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Montopolis to Trinity?
The road trip is about 173.2 miles (278.8 km) and usually takes 03h 24m 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?
Parker is a useful midpoint, sitting about 86.6 miles from Montopolis and 86.7 miles from Trinity.
How much longer is the road route than the straight-line distance?
The direct path is about 146 miles (234.9 km), while the road route adds roughly 27.2 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 10:12 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $23.09 one way or $46.18 round trip. Estimated CO2 is about 54.3 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms around Montopolis and Showers And Thunderstorms Likely near Trinity.
Stop Ideas Near Parker
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 Parker.
Bryan, TX
Prairie View, TX
Taylor
Temple
Flight Path Map
This map shows the direct air route between Montopolis and Trinity. Straight-line distance: 145.98 mi (234.93 km).
#1 Montopolis
This Travis County community, situated at an elevation of 469 feet, is known for its Colorado River industrial areas.
| Population | 912,791 |
| Coordinates | 30.2432700, -97.6905600 |
| Altitude | 143 |
| Country | United States |
#2 Trinity
City in Texas
| Population | 2,800 |
| Coordinates | 30.9451900, -95.3755000 |
| Altitude | 71 |
| Country | United States |
End: Trinity (-95.3755, 30.94519)
Estimated Travel Time
Distance: 279 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 46m |
| 40 mph (64.37 km/h) | 04h 19m |
| 50 mph (80.47 km/h) | 03h 27m |
| 60 mph (96.56 km/h) | 02h 53m |
| 70 mph (112.65 km/h) | 02h 28m |
| 80 mph (129 km/h) | 02h 09m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $23.09 | $46.18 |
| Mid-grade | $4.25 | $25.98 | $51.96 |
| Premium | $4.59 | $28.05 | $56.10 |
| Diesel | $3.99 | $24.40 | $48.79 |
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 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.