Origin
Round Rock, TX
Evening in Round Rock on Sunday
Local time
5:36 PM
CDT
Current temp
81°F
Unavailable
Live forecast
Trip from Round Rock, TX to Grand Prairie, TX
Drive Time
3h 14m
Distance
181.9 mi
293 km
Drive Score
10/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$28
one way
EV Charging
Loading...
station data
Best Time to Leave
4 AM
3h 3m
★
6 AM
3h 15m
8 AM
3h 38m
10 AM
3h 23m
12 PM
3h 21m
3 PM
3h 24m
5 PM
3h 37m
8 PM
3h 8m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Round Rock, TX
Goszton
Grand Prairie, TX
Ken Jacobsen
Trip Overview
The drive from Round Rock, TX to Grand Prairie, TX covers 181.9 miles and takes about 3h 14m behind the wheel. This route is realistic as a one-day drive if you keep your stops efficient.
The route leans on Purple Heart Trail, I 35E, Lyndon B Johnson Freeway for much of the mileage, and the overall profile is mixed drive. The longest uninterrupted segment is about 111.1 miles on Purple Heart Trail. At current regular gas prices, budget about $27.79 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.
Break Rhythm
1 planned break
A short stop every 2 to 3 hours is enough for this drive.
Midpoint
90.9 miles from Round Rock, TX
A natural place for your longest stop of the day , about 1h 35m into the drive .
Drive Character
The drive from Round Rock, TX to Grand Prairie, TX covers 181.9 miles and takes about 3h 14m, using a mix of highways and local roads.
Expect a mix of faster highway mileage and slower local approaches near the beginning or end.
There are about 17 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
Purple Heart Trail is the longest continuous segment at about 111.1 miles.
Elevation Profile
Gently rolling terrain
899 ft
412 ft
Total Climb
1,045 ft
Total Descent
1,255 ft
Highest Point
899 ft
~23.1 mi in
Elevation Range
486 ft
How Hard Is This Drive?
This route mixes highway mileage with some local-road sections near the start or finish. You will hit about 12 points where you need to pay attention to lane position or signs. The trickiest moment comes around 0.1 miles in near West Liberty Avenue.
Route Complexity
6/10
Moderate - straightforward overall, but long enough or busy enough to require pacing
This drive requires moderate attention. Across 181.9 miles you will encounter 12 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.
Where does it get tricky?
The main spots that need attention: at 0.1 miles (West Liberty Avenue): Navigation decision point; at 118.7 miles (I 35E): Highway fork - watch signs carefully. Lane positioning matters here; at 166 miles: Exit ramp - move to the correct lane early. Lane positioning matters here.
Critical Maneuvers
5 of 12 key pointsThese are the spots where you need to pay the most attention. Preview them before you drive.
5
0.1 mi into trip
|
~0m in
|
West Liberty Avenue
Turn left onto West Liberty Avenue
Navigation decision point
7
118.7 mi into trip
|
~2h 3m in
|
I 35E
Keep slight right at fork onto I 35E toward I 35E: Dallas
Highway fork - watch signs carefully. Lane positioning matters here
Use the slight right lane.
Toward I 35E: Dallas
7
166 mi into trip
|
~2h 52m in
Take the exit toward I 20 West: Fort Worth
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the slight right lane.
Exit 418A
Toward I 20 West: Fort Worth
7
176 mi into trip
|
~3h 3m in
Take the exit toward FM 1382
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the straight / slight right lanes.
Exit 457
Toward FM 1382
7
181.6 mi into trip
|
~3h 14m in
|
TX 180 / East Main Street
Turn left onto TX 180 / East Main Street
Lane positioning matters here
Use the none lane.
Main Roads
| Road | Distance | Duration |
|---|---|---|
| Purple Heart Trail | 111.1 mi | 1h 53m |
| I 35E | 47.3 mi | 48m |
| Lyndon B Johnson Freeway | 9 mi | 9m |
| South Jack Kultgen Expressway | 6.6 mi | 7m |
| South Belt Line Road | 5 mi | 8m |
| North Interstate 35 | 0.3 mi | <1m |
| Round Rock Avenue | 0.3 mi | <1m |
| Southeast 9th Street | 0.3 mi | <1m |
Longest stretch:
Purple Heart Trail
— 111.1 mi, about 1h 53m
Turn-by-Turn Driving Directions
Step-by-step road directions between Round Rock, TX and Grand Prairie, TX.
1
Start on South Mays Street
467 ft
·
18 sec
·
South Mays Street
Use the none lane.
2
Turn left onto West Liberty Avenue
0.1 mi
·
17 sec
·
West Liberty Avenue
3
At end of road, turn right onto Round Rock Avenue
0.3 mi
·
36 sec
·
Round Rock Avenue
4
Turn right onto North Interstate 35
0.3 mi
·
23 sec
·
North Interstate 35
5
Take the ramp
0.2 mi
·
27 sec
Toward I 35 North
6
Merge onto I 35
78 mi
·
1 hr 20 min
·
Purple Heart Trail
Use the none lane.
7
Continue on I 35
6.6 mi
·
7 min
·
South Jack Kultgen Expressway
Use the none / straight / slight right lanes.
8
Continue on I 35; US 77
33 mi
·
33 min
·
Purple Heart Trail
Use the none lane.
9
Keep slight right at fork onto I 35E
47 mi
·
48 min
·
I 35E
Toward I 35E: Dallas
Use the slight right lane.
10
Take the exit
0.9 mi
·
2 min
Exit 418A
Toward I 20 West: Fort Worth
Use the slight right lane.
11
Merge onto I 20
9.0 mi
·
9 min
·
Lyndon B Johnson Freeway
Use the none lane.
12
Take the exit
0.3 mi
·
46 sec
Exit 457
Toward FM 1382
Use the straight / slight right lanes.
13
Turn right onto FM 1382
5.0 mi
·
8 min
·
South Belt Line Road
Use the straight / left / right lanes.
14
Turn slight right onto Southeast 9th Street
0.3 mi
·
49 sec
·
Southeast 9th Street
15
Turn left onto TX 180
0.3 mi
·
32 sec
·
East Main Street
Use the none lane.
16
Turn right
74 ft
·
5 sec
17
Arrive at destination
Trip Plan
Morning Departure
An early start around 7-8 AM gets you there with plenty of daylight left.
Evening Departure
A late afternoon start means arriving after dark. Morning is better.
You can normally do this drive in one day.
Plan roughly 1 meaningful break for fuel, food, and rest.
The halfway point lands around 90.9 miles from Round Rock, TX, or about 1h 35m into the drive.
The longest continuous stretch on this route runs about 111.1 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 80 miles or 1h 23m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 90.9 miles or 1h 35m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 2h 34m
Traffic, exits, and arrival timing usually matter more near Grand Prairie, TX than in the middle of the route.
Before You Leave
+
Open the route before leaving Round Rock, 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 Round Rock, TX
This is one driving day of about 181.9 miles and 3h 14m.
Your first comfortable stop window is around 80 miles from Round Rock, 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 Purple Heart Trail for about 111.1 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Halfway Point
Midpoint
About 90.9 mi from Round Rock, TX · 1h 35m into the drive
Mid-route town
Meal stop
91 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 80 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 90.9 miles from Round Rock, TX, which is a good place for a longer meal and fuel stop.
Before the longest stretch
Fuel checkTop up before Purple Heart Trail if your tank is already low. That segment runs about 111.1 miles.
Arriving in Grand Prairie, TX
The final approach into Grand Prairie, TX usually feels slower than the middle of the drive, so avoid planning your tightest schedule at the very end.
Try to arrive with enough fuel left to skip an immediate station stop unless you already know the area around Grand Prairie, TX.
After long uninterrupted mileage, take five minutes before the last urban segment to reset and refocus on exits, merges, and city traffic.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Fuel & Cost
Regular Gas
$27.79 one way
$55.57 round trip
$3.88/gal
25.4 MPG avg
64 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.25 | $30.45 | $60.90 |
| premium | $4.59 | $32.88 | $65.76 |
| diesel | $5.64 | $40.41 | $80.82 |
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$28
Meals
$25–$50
Total
$53–$78
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 63.6 kg one way. Prices: EIA weekly data, 2026-04-06.
Driving Electric?
About $19 in charging · 0 stops · 67% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 54.6 | 0 | $19.10 | $8.73 |
| Efficient EV | 45.5 | 0 | $15.92 | $7.28 |
| EV Truck/SUV | 72.8 | 0 | $25.47 | $11.64 |
Gas CO2
64 kg
EV CO2
21 kg (67% 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.
Travel Intel
Current conditions at both ends of the drive.
Destination
Grand Prairie, TX
Evening in Grand Prairie on Sunday
Local time
5:36 PM
CDT
Current temp
60°F
Unavailable
Live forecast
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
21 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
3h 14m on the road
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.
Frequently Asked Questions
The drive from Round Rock, TX to Grand Prairie, TX covers 181.9 miles and takes about 3h 14m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are Purple Heart Trail, I 35E, Lyndon B Johnson Freeway. Expect a mix of highway and local road driving.
This is a comfortable same-day trip.
The midpoint is about 90.9 miles from Round Rock, TX. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $27.79 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.
An early start around 7-8 AM gets you there with plenty of daylight left. A late afternoon start means arriving after dark. Morning is better.
Plan about 1 meaningful break for fuel, food, or rest. A short stop every 2 to 3 hours is enough for this drive.
This drive requires moderate attention. Across 181.9 miles you will encounter 12 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.
The main spots that need attention: at 0.1 miles (West Liberty Avenue): Navigation decision point; at 118.7 miles (I 35E): Highway fork - watch signs carefully. Lane positioning matters here; at 166 miles: Exit ramp - move to the correct lane early. Lane positioning matters here.
The route from Round Rock, TX to Grand Prairie, TX does not surface many named destination signs beyond the main corridor.
Gently rolling terrain. The route ranges from 412 ft to 899 ft elevation with about 1,045 ft of total climbing.
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