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Trip from Laguna Heights, TX to Montopolis, TX
Pin this tripCompiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Jul 19, 2026 · Editorial standards
Drive Time
6h 46m
Distance
337.1 mi
543 km
Drive Score
8/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$46
one way
EV Charging
Unknown
Best Time to Leave
4 AM
6h 35m
★
6 AM
6h 47m
8 AM
7h 10m
10 AM
6h 55m
12 PM
6h 53m
3 PM
6h 56m
5 PM
7h 9m
8 PM
6h 40m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Laguna Heights, TX
Action Construction Equipment Ltd. - ACE
Montopolis, TX
Jeff Stapleton
Trip Overview
This 345.1-mile journey from Laguna Heights, TX to Montopolis, TX is designed for a single day of travel, taking an estimated 5 hours and 38 minutes. You'll navigate primarily using local roads like East Ocean Boulevard and Highway 100, with a 0% highway share, indicating a more turn-heavy, local driving experience. With a fuel cost estimated at $53, this route is budget-friendly for a day trip. The drive stays within the Great Plains region, so expect consistent scenery throughout. This trip is best suited for those who enjoy a less direct, more engaging drive rather than a quick interstate transit.
Trip Pace
Same-day drive is realistic
A same-day return is possible, but it will make for a full day on the road.
Break Rhythm
1 planned break
Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
Midpoint
168.6 miles from Laguna Heights, TX
A natural place for your longest stop of the day , about 3h 28m into the drive .
Main Roads
| Road | Distance | Duration |
|---|---|---|
| U.S. Highway 77 | 124.3 mi | 2h 17m |
| US Highway 181 South | 40.2 mi | 45m |
| State Highway 80 North | 30.8 mi | 35m |
| State Highway 80 | 23.6 mi | 25m |
| I 37 | 19.7 mi | 19m |
| East Ocean Boulevard | 15.9 mi | 22m |
| State Highway 359 | 12.4 mi | 16m |
| US Highway 183 South | 11.8 mi | 15m |
Longest stretch:
U.S. Highway 77
— 124.3 mi, about 2h 17m
Turn-by-Turn Driving Directions
Step-by-step road directions between Laguna Heights, TX and Montopolis, TX.
1
Start on Washington Street
32 ft
·
6 sec
·
Washington Street
2
Turn left onto TX 100
16 mi
·
22 min
·
East Ocean Boulevard
3
Continue on TX 100
4.2 mi
·
5 min
·
Texas State Highway 100
4
Continue on TX 100
1.2 mi
·
1 min
·
State Highway 100
5
Turn right onto North Frontage Road
0.1 mi
·
15 sec
·
North Frontage Road
6
Take the ramp
0.3 mi
·
35 sec
7
Merge onto I 69E; US 77; US 83
100 mi
·
1 hr 50 min
·
U.S. Highway 77
Use the straight / slight right lanes.
8
Keep slight left at fork
0.2 mi
·
14 sec
9
Merge onto I 69E; US 77
1.2 mi
·
1 min
·
I 69E; US 77
10
Continue on U.S. Highway 77
12 mi
·
12 min
·
U.S. Highway 77
11
Take the exit
0.3 mi
·
34 sec
12
Turn straight onto US Highway 77 Frontage Road
485 ft
·
17 sec
·
US Highway 77 Frontage Road
13
Turn right onto County Road 10
1.0 mi
·
4 min
·
County Road 10
14
Turn left onto County Road 79
4.0 mi
·
15 min
·
County Road 79
15
Turn left onto County Road 18
0.2 mi
·
43 sec
·
County Road 18
16
Turn sharp right
1.1 mi
·
2 min
17
Take the ramp
0.4 mi
·
57 sec
18
Merge onto US 77
2.3 mi
·
2 min
·
Driscoll Bypass
19
Continue on US 77
13 mi
·
14 min
·
U.S. Highway 77
20
Merge onto I 37; US 77; I 69E
1.4 mi
·
1 min
·
I 37; US 77; I 69E
21
Keep slight left at fork
1.3 mi
·
1 min
22
Continue on I 37
18 mi
·
18 min
·
I 37
Use the straight / slight right lanes.
23
Take the exit
0.2 mi
·
32 sec
Toward TX 359: Mathis, Skidmore
24
Turn right onto TX 359
12 mi
·
16 min
·
State Highway 359
25
At end of road, turn left onto US 181
0.8 mi
·
55 sec
·
South 8th Street
26
Continue on US 181
40 mi
·
45 min
·
US Highway 181 South
27
Continue on US 181
1.2 mi
·
1 min
·
South Sunset Strip Drive
28
Turn right onto TX 72; TX 239
0.8 mi
·
1 min
·
West Main Street
29
Keep slight left at fork onto TX 72; TX 239
233 ft
·
3 sec
·
East Main Street
30
Continue on FM 792
8.4 mi
·
10 min
·
Helena Road
31
Turn straight onto TX 80
24 mi
·
25 min
·
State Highway 80
32
Continue on TX 80
1.0 mi
·
2 min
·
South Nixon Avenue
33
Continue on TX 80; TX 97
31 mi
·
35 min
·
State Highway 80 North
34
Continue on US 183
10 mi
·
11 min
·
US 183
35
Continue on US 183
4.9 mi
·
8 min
·
South Colorado Street
36
Continue on US 183
0.2 mi
·
16 sec
·
United States Highway 183
37
Keep slight left at fork
0.5 mi
·
35 sec
Toward TX 130 Toll North: Austin, Waco
38
Merge onto TX 130 Toll
9.8 mi
·
8 min
·
Pickle Parkway
Use the straight / slight right lanes.
39
Take the exit
0.4 mi
·
46 sec
Exit 460
Toward US 183 North: Austin
Use the straight / slight right lanes.
40
Continue on US 183
12 mi
·
15 min
·
US Highway 183 South
Use the left lane.
41
Continue on 183 Toll
0.7 mi
·
40 sec
·
Bergstrom Expressway
Use the straight / slight right lanes.
42
Take the exit
0.5 mi
·
54 sec
Toward Loop 111: Cesar Chavez Street, 5th Street, 6th Street, 7th Street, Airport Boulevard
Use the right lane.
43
Keep slight right at fork onto Loop 111
0.2 mi
·
33 sec
·
Airport Boulevard
44
Continue on Loop 111
0.5 mi
·
42 sec
·
Airport Boulevard
45
Continue on US 183
0.1 mi
·
8 sec
·
Ed Bluestein Boulevard
46
Take the ramp
486 ft
·
11 sec
Toward 183 Toll South: Lockhart
47
Arrive at destination
Toward 183 Toll South: Lockhart
Trip Plan
Given the 5-hour 38-minute duration and local road nature of this 345.1-mile trip, starting early is advisable to maximize daylight and minimize stress. With only one stop suggested, plan your breaks strategically, perhaps around the halfway point. Keep an eye on your fuel gauge, as local roads can sometimes have longer stretches between services than major highways. The $53 fuel cost is a good estimate, but it's always wise to have a little extra buffer. Because this is a single-day drive, the flexibility to adjust your timing based on traffic or spontaneous detours is a significant advantage.
Morning Departure
Start early — leave by 6-7 AM to arrive at a reasonable hour.
Evening Departure
This is a long drive — plan for a morning departure or consider splitting it into two days.
You can normally do this drive in one day.
Plan roughly 1 meaningful break for fuel, food, and rest.
The halfway point lands around 168.6 miles from Laguna Heights, TX, or about 3h 28m into the drive.
The longest continuous stretch on this route runs about 124.3 miles.
This is a comfortable same-day trip.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 74 miles or 1h 28m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 168.6 miles or 3h 28m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 5h 34m
Traffic, exits, and arrival timing usually matter more near Montopolis, TX than in the middle of the route.
Before You Leave
+
Open the route before leaving Laguna Heights, TX so your first major turns are already loaded.
+
Leave with enough water and a charging cable within reach, not packed away.
+
Check your fuel range against the first long segment, especially if you are starting outside city service areas.
Day 1
Settle into the route from Laguna Heights, TX
This is one driving day of about 337.1 miles and 6h 46m.
Your first comfortable stop window is around 74 miles from Laguna Heights, TX.
This route can stay practical as a one-day drive if traffic stays reasonable.
Plan about 1 real break rather than only quick fuel stops.
The longest stretch is on U.S. Highway 77 for about 124.3 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Mid-route town
Meal stop
169 mi into the route
Best for: Lunch, fuel, and a longer reset
This sits close to the middle of the route, so it works well for the longest stop of the day.
Pacing Suggestions
Fuel and coffee
A short stop after about 74 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 168.6 miles from Laguna Heights, TX, which is a good place for a longer meal and fuel stop.
Before the longest stretch
Fuel checkTop up before U.S. Highway 77 if your tank is already low. That segment runs about 124.3 miles.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Stops Along Your Drive
Picked by where they fit in your drive — first break, midpoint reset, final stretch.
San Patricio County Southbound Rest Area
0 mi from route
Kenedy County Rest Area
0.1 mi from route
Texas Travel Information Center at Harlingen
0.1 mi from route
San Patricio County Northbound Rest Area
0.1 mi from route
Love's Travel Stop
0.1 mi from route
Love's Travel Stop
0.1 mi from route
Road Ranger
0.1 mi from route
Service Plaza
0.1 mi from route
Pilot Travel Center
0.2 mi from route
Pirate's Landing Fishing Pier
4.5
★ ★ ★ ★ ★
Near the start, short detour
2.9 mi from route
~7 min detour
Port Isabel, Texas
Hours: Open 24 hours
+19569437437
Visit websitePort Isabel Historical Museum
4.5
★ ★ ★ ★ ★
Near the start, short detour
2.9 mi from route
~7 min detour
Port Isabel, Texas
Hours: 10 am–4 pm
+19569437602
Visit websiteDick Kleberg Park
4.3
★ ★ ★ ★ ☆
Around the midpoint, short detour
Early stretch
3.2 mi from route
~8 min detour
Kingsville, Texas
Hours: 8 am–10 pm
+13612218705
Visit websiteAustin Bat Tours
4.4
★ ★ ★ ★ ☆
Near the end, ~9 min detour
Home stretch
3.5 mi from route
~9 min detour
Austin, Texas
Hours: 9 am–10 pm
Visit websiteTreasures of the Gulf Museum
4.0
★ ★ ★ ★ ☆
Near the start, short detour
2.9 mi from route
~7 min detour
Port Isabel, Texas
Hours: 10 am–4 pm
+19569437602
Visit websitePlace data sourced from public business listings. Hours and availability may vary.
Heads-up: tricky spots
5 of 265 decision points cluster between mile 21.7 and 335.7 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
5
21.7 mi into trip
|
~30m in
|
I 69E; US 77; US 83 / U.S. Highway 77
Merge onto I 69E; US 77; US 83 / U.S. Highway 77
Merge point - match speed before joining. Lane positioning matters here
Use the straight / slight right lanes.
5
139.7 mi into trip
|
~2h 56m in
Turn sharp right
Sharp turn - reduce speed on approach
6
312.6 mi into trip
|
~6h 18m in
Keep slight left at fork toward TX 130 Toll North: Austin, Waco
Highway fork - watch signs carefully. Multiple destination signs - pick the right one
Toward TX 130 Toll North: Austin, Waco
7
322.8 mi into trip
|
~6h 27m in
Take the exit toward US 183 North: Austin
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the straight / slight right lanes.
Exit 460
Toward US 183 North: Austin
7
335.7 mi into trip
|
~6h 44m in
Take the exit toward Loop 111: Cesar Chavez Street, 5th Street, 6th Street, 7th Street, Airport Boulevard
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the right lane.
Toward Loop 111: Cesar Chavez Street, 5th Stree...
Fuel & Cost
Regular Gas
$46.17 one way
$92.34 round trip
$3.48/gal
25.4 MPG avg
118 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $3.89 | $51.57 | $103.15 |
| premium | $4.23 | $56.07 | $112.15 |
| diesel | $4.80 | $63.65 | $127.30 |
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$46
Meals
$25–$50
Total
$71–$96
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 117.9 kg one way. Prices: EIA weekly data, 2026-07-13.
Driving Electric?
About $35 in charging · 1 stop · 67% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 101.1 | 1 | $35.40 | $16.18 |
| Efficient EV | 84.3 | 0 | $29.50 | $13.48 |
| EV Truck/SUV | 134.8 | 1 | $47.19 | $21.57 |
Gas CO2
118 kg
EV CO2
39 kg (67% less)
Plan for 1 charging stop. A 30-minute DC fast charge mid-route should be enough to complete the trip comfortably.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Origin
Laguna Heights, TX
Late night in Laguna Heights on Sunday
Local time
1:43 AM
CDT
Current temp
92°F
Mostly Sunny
SE 10 to 16 mph
3% chance
Live forecast
Flood Warning
Flood Warning issued July 17 at 7:57AM CDT until July 19 at 3:00AM CDT by NWS Austin/San Antonio TX
Flood Warning
Flood Warning issued July 17 at 7:57AM CDT until July 18 at 8:52PM CDT by NWS Austin/San Antonio TX
Destination
Montopolis, TX
Late night in Montopolis on Sunday
Local time
1:43 AM
CDT
Current temp
91°F
Partly Sunny
S 5 to 10 mph
6% chance
Live forecast
Flood Warning
Flood Warning issued July 17 at 7:57AM CDT until July 19 at 3:00AM CDT by NWS Austin/San Antonio TX
Flood Warning
Flood Warning issued July 17 at 7:57AM CDT until July 18 at 8:52PM CDT by NWS Austin/San Antonio TX
Seasonal Notes
Summer travel usually means heavier construction, hotter rest stops, and busier weekend traffic around major cities.
Winter travel shortens daylight, so a route that looks manageable on paper can feel much longer after dark.
Holiday weekends tend to make both departure and arrival windows slower than the raw route time suggests.
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
1 degrees cooler at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
6h 46m on the road
Start early — leave by 6-7 AM to arrive at a reasonable hour.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
National Parks Near This Route
Worth a detour if your schedule allows.
Palo Alto Battlefield National Historical Park
National Historical Park
On May 8, 1846, U.S. and Mexican troops clashed on the prairie of Palo Alto. The battle was the first in a two-year long war that changed the map of North America. Although the two countries have deve...
4 mi from route
~10 min detour
Free
near mile 11.6
View on nps.gov
Padre Island National Seashore
National Seashore
Protecting sixty-six miles of wild coastline along the Gulf of America, the narrow barrier island is home to one of the last intact coastal prairie habitats in the United States. Along the hypersaline...
27 mi from route
~67 min detour
$25
near mile 93
View on nps.gov
Park data from the National Park Service API. Alerts update every 2 hours.
What kind of drive is this?
Prepare for a 'turn-heavy local drive' on this route, with no interstate mileage to speak of. The 345.1 miles will likely feel more involved, requiring constant attention to navigation and road changes. While there's no longest uninterrupted stretch provided, the absence of highway driving suggests frequent turns and varying speed limits. You'll be on roads like East Ocean Boulevard and Highway 100, which typically offer a more ground-level perspective of the landscape. This drive is about the journey itself, with many opportunities to engage with the local environment as you progress.
86% highway — fuel and pacing are the main things to plan.
47 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 124.3 mi on U.S. Highway 77.
How Hard Is This Drive?
10/10
This is a straightforward highway drive that stays mostly on U.S. Highway 77 and US Highway 181 South. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 21.7 miles in near I 69E; US 77; US 83 / U.S. Highway 77.
Driving Effort
10/10
High effort - long or complex enough to need steady focus all day
Balances navigation complexity with total wheel time.
This is a demanding drive. With 26 significant decision points across 337.1 miles, you will need to stay alert - especially through interchange areas and urban stretches. Consider splitting it into segments if you are not comfortable with fast highway navigation.
Where does it get tricky?
The main spots that need attention: at 21.7 miles (I 69E; US 77; US 83 / U.S. Highway 77): Merge point - match speed before joining. Lane positioning matters here; at 139.7 miles: Sharp turn - reduce speed on approach; at 312.6 miles: Highway fork - watch signs carefully. Multiple destination signs - pick the right one.
Elevation Profile
Mostly flat terrain
510 ft
10 ft
Total Climb
542 ft
Total Descent
89 ft
Highest Point
510 ft
~289 mi in
Elevation Range
500 ft
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Between Laguna Heights, TX and Montopolis, TX, road signs point toward Skidmore and Waco.
Skidmore
177.8 mi in
|
~3h 37m
Waco
312.6 mi in
|
~6h 18m
About the Cities
Starting in Laguna Heights, TX
Full guide →City content from Wikivoyage (CC BY-SA 4.0) and Wikidata (CC0).
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 6h 46m. Total distance: 337.1 miles.
Family Friendly
Moderate complexity with 1 natural rest stops along the way.
Solo Traveler
6h 46m drive, plan rest stops for pacing.
Frequently Asked Questions
The longest stretch is about 124.3 miles on U.S. Highway 77. The full list of main roads is in the Roads section above.
Yes — we found about 10 rest areas or service plazas within a short detour of the route (from OpenStreetMap). See the Rest Stops tab under Nearby Places for locations and mile markers. Plan to stretch, use the bathroom, and top off fluids every 2–3 hours on longer drives.
It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at Montopolis, TX before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.
Only with planning. This is a long drive for kids — consider splitting it into two days rather than pushing through. Plan at least 1 meaningful breaks. There are 10 rest areas along the route for bathroom stops.
The main spots that need attention: at 21.7 miles (I 69E; US 77; US 83 / U.S. Highway 77): Merge point - match speed before joining. Lane positioning matters here; at 139.7 miles: Sharp turn - reduce speed on approach; at 312.6 miles: Highway fork - watch signs carefully. Multiple destination signs - pick the right one.
Yes — Palo Alto Battlefield National Historical Park and Padre Island National Seashore. See the National Parks section for detour distances and tips on detours.
Not recommended in a single day. At 6.8 hours each way, a round trip means 13.6 hours of driving — that is an unsafe level of fatigue for most drivers. Plan at least one night at Montopolis, TX before the return drive.
How this page is built
Compiled by the US Trip Planner planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, EIA for fuel prices, USGS 3DEP for elevation, and NPS for national parks. See our methodology for refresh cadence and limitations.
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