Origin
Montopolis, TX
Afternoon in Montopolis on Friday
Local time
1:27 PM
CDT
Current temp
62°F
Unavailable
Compiled and reviewed by the Trip.ovh planning team at COD Solutions Oy · Last reviewed Apr 17, 2026 · Editorial standards
Drive Time
1h 57m
Distance
99.4 mi
160 km
Drive Score
8/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$15
one way
EV Charging
Unknown
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Karnes City, TX
Wikimedia Commons
The drive from Montopolis, TX to Karnes City, TX covers 99.4 miles and takes about 1h 57m behind the wheel. This route is realistic as a one-day drive if you keep your stops efficient.
The route leans on TX 80, Bastrop Highway, US 183 for much of the mileage, and the overall profile is highway-focused drive. The longest uninterrupted segment is about 55.9 miles on TX 80. At current regular gas prices, budget about $15.02 one way before food or hotel costs.
Trip Pace
Same-day drive is realistic
A same-day return is realistic if you keep stops short.
Midpoint
49.7 miles from Montopolis, TX
A natural place for your longest stop of the day , about 1h 1m into the drive .
Weekend Trip
Doable as a same-day drive at 1h 57m. Total distance: 99.4 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
1h 57m drive, comfortable solo distance.
First-Time Driver
Mostly highway driving (78%). Straightforward navigation.
This is a 1h 57m highway drive covering 99.4 miles, with most of the trip on TX 80 and Bastrop Highway. The longest continuous stretch is about 55.9 miles on TX 80.
Mostly flat terrain
Total Climb
150 ft
Total Descent
299 ft
Highest Point
563 ft
~7.1 mi in
Elevation Range
249 ft
This is a straightforward highway drive that stays mostly on TX 80 and Bastrop Highway. There are only a few real navigation decisions along the way. The trickiest moment comes around 12.6 miles in.
Easy - simple navigation with a manageable amount of wheel time
Balances navigation complexity with total wheel time.
This is a straightforward 1h 57m drive. You will face about 8 decision points, but nothing that requires special attention if you follow navigation.
Where does it get tricky?
The main spots that need attention: at 12.6 miles: Multiple destination signs - pick the right one; at 12.9 miles (TX 130 Toll / Pickle Parkway): Merge point - match speed before joining. Lane positioning matters here; at 22.7 miles: Exit ramp - move to the correct lane early. Lane positioning matters here.
These are the spots where you need to pay the most attention. Preview them before you drive.
Take the ramp toward TX 130 Toll South: Lockhart, San Antonio
Multiple destination signs - pick the right one
Merge onto TX 130 Toll / Pickle Parkway
Merge point - match speed before joining. Lane positioning matters here
Take the exit toward US 183 South: Lockhart
Exit ramp - move to the correct lane early. Lane positioning matters here
Turn right onto Weir Street
Navigation decision point
Turn left onto Badgerette Drive
Navigation decision point
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
On the drive from Montopolis, TX to Karnes City, TX, road signs begin pointing toward San Antonio along the way.
San Antonio
| Road | Distance | Duration |
|---|---|---|
| TX 80 | 55.9 mi | 1h 2m |
| Bastrop Highway | 11.7 mi | 15m |
| US 183 | 10.1 mi | 11m |
| Pickle Parkway | 9.8 mi | 8m |
| North Colorado Street | 4.9 mi | 8m |
| North Magnolia Avenue | 4.2 mi | 6m |
| Bergstrom Expressway | 0.8 mi | <1m |
| United States Highway 183 | 0.5 mi | <1m |
Step-by-step road directions between Montopolis, TX and Karnes City, TX.
Start on this road
Merge onto 183 Toll
Continue on US 183
Take the ramp
Merge onto TX 130 Toll
Take the exit
Continue on US 183
Continue on US 183
Continue on US 183
Continue on US 183
Continue on TX 80
Turn left onto TX 80; TX 123
Turn right onto Weir Street
Turn left onto Badgerette Drive
Turn straight onto US 181 Business
Arrive at destination
Morning Departure
Leave by 9 AM and you'll arrive before lunch.
Evening Departure
Even a 4 PM departure gets you there before dark in summer.
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 22 miles or 24m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 49.7 miles or 1h 1m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 1h 36m
Traffic, exits, and arrival timing usually matter more near Karnes City, TX than in the middle of the route.
Open the route before leaving Montopolis, TX so your first major turns are already loaded.
Day 1
Settle into the route from Montopolis, TX
This is one driving day of about 99.4 miles and 1h 57m.
Rest stops, refuel points, and overnight suggestions along this route.
Halfway Point
Midpoint
About 49.7 mi from Montopolis, TX · 1h 1m into the drive
Mid-route town
Meal stop
50 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.
A short stop after about 22 miles helps settle the day before fatigue starts building.
The midpoint is around 49.7 miles from Montopolis, TX, which is a good place for a longer meal and fuel stop.
The final approach into Karnes City, TX usually feels slower than the middle of the drive, so avoid planning your tightest schedule at the very end.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Regular Gas
$15.02 one way
$30.04 round trip
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.20 | $16.44 | $32.88 |
| premium | $4.54 | $17.75 | $35.49 |
| diesel | $5.61 | $21.95 | $43.89 |
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$15
Meals
$25–$50
Total
$40–$65
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 34.8 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $10 in charging · 0 stops · 66% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 29.8 | 0 | $10.44 | $4.77 |
| Efficient EV | 24.9 | 0 | $8.70 | $3.98 |
| EV Truck/SUV | 39.8 | 0 | $13.92 | $6.36 |
Gas CO2
35 kg
EV CO2
12 kg (66% less)
This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Current conditions at both ends of the drive.
Origin
Afternoon in Montopolis on Friday
Local time
1:27 PM
CDT
Current temp
62°F
Unavailable
Destination
Afternoon in Karnes City on Friday
Local time
1:27 PM
CDT
Current temp
64°F
Unavailable
63°F
Luling, TX
50 mi in
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
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
Compiled by the Trip.ovh planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, EIA for fuel prices, and USGS 3DEP for elevation. See our methodology for refresh cadence and limitations.
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