Origin
Rock Hill, SC
Late night in Rock Hill on Saturday
Local time
1:27 AM
EDT
Current temp
75°F
Unavailable
Live forecast
Trip from Rock Hill, SC to Johnston, SC
Compiled and reviewed by the Trip.ovh planning team at COD Solutions Oy · Last reviewed Apr 18, 2026 · Editorial standards
Drive Time
1h 29m
Distance
57.1 mi
92 km
Drive Score
9/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$9
one way
EV Charging
Unknown
Best Time to Leave
4 AM
1h 22m
★
6 AM
1h 29m
8 AM
1h 43m
10 AM
1h 34m
12 PM
1h 33m
3 PM
1h 35m
5 PM
1h 42m
8 PM
1h 25m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Rock Hill, SC
Wikimedia Commons
Johnston, SC
Junior Bastos
Trip Overview
The drive from Rock Hill, SC to Johnston, SC covers 57.1 miles and takes about 1h 29m behind the wheel. This route is realistic as a one-day drive if you keep your stops efficient.
The route leans on Denny Highway, Johnston Highway, South Carolina Highway 391 for much of the mileage, and the overall profile is mixed drive. The longest uninterrupted segment is about 14.5 miles on Denny Highway. At current regular gas prices, budget about $8.93 one way before food or hotel costs.
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 1h 29m. Total distance: 57.1 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
1h 29m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (34%). Straightforward navigation.
Scenic Drive
Mixed drive route profile.
Drive Character
The drive from Rock Hill, SC to Johnston, SC covers 57.1 miles and takes about 1h 29m, 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 22 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
Denny Highway is the longest continuous segment at about 14.5 miles.
How Hard Is This Drive?
This route mixes highway mileage with some local-road sections near the start or finish. There are only a few real navigation decisions along the way. The trickiest moment comes around 11.3 miles in near SC 773 / Saint Pauls Road.
Driving Effort
3/10
Easy - simple navigation with a manageable amount of wheel time
Balances navigation complexity with total wheel time.
This is a straightforward 1h 29m drive. You will face about 9 decision points, but nothing that requires special attention if you follow navigation.
Where does it get tricky?
The main spots that need attention: at 11.3 miles (SC 773 / Saint Pauls Road): Navigation decision point; at 19.9 miles (SC 391 / South Main Street): Navigation decision point; at 20 miles (SC 391 / Broad Street): Navigation decision point.
Critical Maneuvers
5 of 9 key pointsThese are the spots where you need to pay the most attention. Preview them before you drive.
4
11.3 mi into trip
|
~19m in
|
SC 773 / Saint Pauls Road
Turn left onto SC 773 / Saint Pauls Road
Navigation decision point
5
19.9 mi into trip
|
~33m in
|
SC 391 / South Main Street
At end of road, turn left onto SC 391 / South Main Street
Navigation decision point
5
20 mi into trip
|
~33m in
|
SC 391 / Broad Street
Turn right onto SC 391 / Broad Street
Navigation decision point
4
29 mi into trip
|
~47m in
|
SC 194 / Denny Highway
Turn right onto SC 194 / Denny Highway
Navigation decision point
5
43.8 mi into trip
|
~1h 8m in
|
US 378 / Travis Avenue
Turn right onto US 378 / Travis Avenue
Navigation decision point
Main Roads
| Road | Distance | Duration |
|---|---|---|
| Denny Highway | 14.5 mi | 19m |
| Johnston Highway | 10.1 mi | 15m |
| South Carolina Highway 391 | 7.5 mi | 10m |
| Parr Road | 4.3 mi | 7m |
| US 176 | 3.8 mi | 5m |
| Saint Pauls Road | 3.2 mi | 5m |
| US 76 | 3 mi | 4m |
| State Highway 773 | 2.3 mi | 3m |
Longest stretch:
Denny Highway
— 14.5 mi, about 19m
Turn-by-Turn Driving Directions
Step-by-step road directions between Rock Hill, SC and Johnston, SC.
1
Start on SC 215
2.1 mi
·
3 min
·
State Highway 215S
2
Turn straight onto Fire Tower Road
0.1 mi
·
31 sec
·
Fire Tower Road
3
Continue on Jenkinsville Road
0.9 mi
·
1 min
·
Jenkinsville Road
4
Turn left onto SC 213
4.3 mi
·
7 min
·
Parr Road
5
Turn right onto US 176
3.8 mi
·
5 min
·
US 176
6
Turn left onto SC 773
3.2 mi
·
5 min
·
Saint Pauls Road
7
Continue on SC 773
2.3 mi
·
3 min
·
State Highway 773
Use the left / straight lanes.
8
Turn right onto US 76
3.0 mi
·
4 min
·
US 76
9
Turn left onto Grace Street
0.1 mi
·
34 sec
·
Grace Street
10
At end of road, turn left onto SC 391
486 ft
·
20 sec
·
South Main Street
11
Turn right onto SC 391
288 ft
·
9 sec
·
Broad Street
12
Continue on SC 391
0.8 mi
·
1 min
·
McNeary Street
13
Continue on SC 391
7.5 mi
·
10 min
·
South Carolina Highway 391
14
Continue on SC 391
0.6 mi
·
1 min
·
Prosperity Highway
15
Turn right onto SC 194
15 mi
·
19 min
·
Denny Highway
16
Continue on SC 194
0.3 mi
·
35 sec
·
North Jennings Street
17
Turn right onto US 378
0.2 mi
·
25 sec
·
Travis Avenue
18
Turn left onto US 178; US 378; SC 121; SC 39
0.9 mi
·
1 min
·
North Main Street
19
Continue on SC 121
10 mi
·
15 min
·
Johnston Highway
20
Continue on SC 121
0.6 mi
·
57 sec
·
Highway 121 North
21
Continue on SC 121
1.5 mi
·
3 min
·
Lee Street
22
Arrive at destination
SC 121
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Halfway Point
Midpoint
About 28.6 mi from Rock Hill, SC · 46m into the drive
Mid-route town
Meal stop
29 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 13 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 28.6 miles from Rock Hill, SC, which is a good place for a longer meal and fuel stop.
Arriving in Johnston, SC
The final approach into Johnston, SC 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.
Fuel & Cost
Regular Gas
$8.93 one way
$17.86 round trip
$3.97/gal
25.4 MPG avg
20 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.34 | $9.76 | $19.53 |
| premium | $4.70 | $10.57 | $21.14 |
| diesel | $5.61 | $12.61 | $25.21 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$9
Estimated CO2 emission: 20 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $6 in charging · 0 stops · 65% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 17.1 | 0 | $6.00 | $2.74 |
| Efficient EV | 14.3 | 0 | $5.00 | $2.28 |
| EV Truck/SUV | 22.8 | 0 | $7.99 | $3.65 |
Gas CO2
20 kg
EV CO2
7 kg (65% 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
Johnston, SC
Late night in Johnston on Saturday
Local time
1:27 AM
EDT
Current temp
49°F
Unavailable
Live forecast
50°F
Prosperity, SC
29 mi in
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
26 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
1h 29m 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 Rock Hill, SC to Johnston, SC covers 57.1 miles and takes about 1h 29m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are Denny Highway, Johnston Highway, South Carolina Highway 391. Expect a mix of highway and local road driving.
This is a comfortable same-day trip.
The midpoint is about 28.6 miles from Rock Hill, SC. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $8.93 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.
Leave by 9 AM and you'll arrive before lunch. Even a 4 PM departure gets you there before dark in summer.
This is a straightforward 1h 29m drive. You will face about 9 decision points, but nothing that requires special attention if you follow navigation.
The main spots that need attention: at 11.3 miles (SC 773 / Saint Pauls Road): Navigation decision point; at 19.9 miles (SC 391 / South Main Street): Navigation decision point; at 20 miles (SC 391 / Broad Street): Navigation decision point.
The route from Rock Hill, SC to Johnston, SC does not surface many named destination signs beyond the main corridor.
How this page is built
Compiled by the Trip.ovh planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, and EIA for fuel prices. See our methodology for refresh cadence and limitations.
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