Origin
Rock Hill, SC
Night in Rock Hill on Sunday
Local time
9:03 PM
EDT
Current temp
75°F
Unavailable
Live forecast
Trip from Rock Hill, SC to Union, SC
Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 19, 2026 · Editorial standards
Drive Time
1h 47m
Distance
68.8 mi
111 km
Drive Score
9/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$11
one way
EV Charging
Unknown
Best Time to Leave
4 AM
1h 39m
★
6 AM
1h 47m
8 AM
2h 3m
10 AM
1h 53m
12 PM
1h 51m
3 PM
1h 54m
5 PM
2h 2m
8 PM
1h 43m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Rock Hill, SC
Wikimedia Commons
Union, SC
Sebastián Casimiro
Trip Overview
The drive from Rock Hill, SC to Union, SC covers 68.8 miles and takes about 1h 47m behind the wheel. This route is realistic as a one-day drive if you keep your stops efficient.
The route leans on State Highway 200, Monjicono Road, Catawba River Road for much of the mileage, and the overall profile is mixed highway & surface. The longest uninterrupted segment is about 16.3 miles on State Highway 200. At current regular gas prices, budget about $10.76 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
34.4 miles from Rock Hill, SC
A natural place for your longest stop of the day , about 59m into the drive .
Main Roads
| Road | Distance | Duration |
|---|---|---|
| State Highway 200 | 16.3 mi | 28m |
| Monjicono Road | 12.5 mi | 21m |
| Catawba River Road | 7.6 mi | 11m |
| Pageland Highway | 7.4 mi | 8m |
| Lancaster Bypass | 5.3 mi | 6m |
| Lancaster Highway | 3.7 mi | 4m |
| US 21 | 2.9 mi | 4m |
| State Highway 215S | 2.4 mi | 4m |
Longest stretch:
State Highway 200
— 16.3 mi, about 28m
Turn-by-Turn Driving Directions
Step-by-step road directions between Rock Hill, SC and Union, SC.
1
Start on SC 215
2.4 mi
·
4 min
·
State Highway 215S
2
Continue on SC 215
0.4 mi
·
40 sec
·
Monticous Road
3
Continue on SC 213; SC 215
0.8 mi
·
1 min
·
South State Highway 215
4
Continue on SC 213; SC 215
1.9 mi
·
3 min
·
Monticous Road
5
Turn right onto SC 213
0.6 mi
·
1 min
·
State Highway 213
6
Continue on SC 213
7.2 mi
·
12 min
·
Monjicono Road
7
Keep slight right at fork onto SC 213
5.2 mi
·
9 min
·
Monjicono Road
8
Continue on US 321 Business
1.5 mi
·
2 min
·
Columbia Road
9
Continue on US 321 Business
1.7 mi
·
2 min
·
South Congress Street
10
Turn right onto SC 200
16 mi
·
28 min
·
State Highway 200
11
Continue on US 21
2.9 mi
·
4 min
·
US 21
12
Turn right onto US 21; SC 200
1.3 mi
·
1 min
·
Pendergrass Boulevard
13
Turn left onto US 21
7.6 mi
·
11 min
·
Catawba River Road
14
Take the ramp
372 ft
·
7 sec
15
Keep slight left at fork
98 ft
·
2 sec
16
Merge onto Texaco Road
450 ft
·
11 sec
·
Texaco Road
17
Turn left onto SC 9
3.7 mi
·
4 min
·
Lancaster Highway
18
Continue on SC 9
5.3 mi
·
6 min
·
Lancaster Bypass
19
Take the exit onto SC 9
0.1 mi
·
18 sec
·
SC 9
20
Keep slight right at fork onto SC 9
276 ft
·
7 sec
·
SC 9
21
Merge onto SC 9
7.4 mi
·
8 min
·
Pageland Highway
22
Turn right onto SC 522
2.0 mi
·
3 min
·
Rocky River Road
23
Enter roundabout
46 ft
·
0 sec
24
Continue
26 ft
·
0 sec
25
Arrive at destination
Trip Plan
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.
You can normally do this drive in one day.
You may only need one short stretch break if traffic stays light.
The halfway point lands around 34.4 miles from Rock Hill, SC, or about 59m into the drive.
The longest continuous stretch on this route runs about 16.3 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 15 miles or 26m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 34.4 miles or 59m 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 33m
Traffic, exits, and arrival timing usually matter more near Union, SC than in the middle of the route.
Before You Leave
+
Open the route before leaving Rock Hill, SC so your first major turns are already loaded.
Day 1
Settle into the route from Rock Hill, SC
This is one driving day of about 68.8 miles and 1h 47m.
Your first comfortable stop window is around 15 miles from Rock Hill, SC.
This route can stay practical as a one-day drive if traffic stays reasonable.
The longest stretch is on State Highway 200 for about 16.3 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Mid-route town
Meal stop
34 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 15 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 34.4 miles from Rock Hill, SC, which is a good place for a longer meal and fuel stop.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Heads-up: tricky spots
5 of 125 decision points cluster between mile 13.3 and 66.7 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
4
13.3 mi into trip
|
~23m in
|
SC 213 / Monjicono Road
Keep slight right at fork onto SC 213 / Monjicono Road
Highway fork - watch signs carefully
5
50 mi into trip
|
~1h 23m in
Keep slight left at fork
Highway fork - watch signs carefully
4
50 mi into trip
|
~1h 23m in
|
Texaco Road
Merge onto Texaco Road
Merge point - match speed before joining
5
59.3 mi into trip
|
~1h 35m in
|
SC 9
Keep slight right at fork onto SC 9
Highway fork - watch signs carefully
4
66.7 mi into trip
|
~1h 43m in
|
SC 522 / Rocky River Road
Turn right onto SC 522 / Rocky River Road
Navigation decision point
Fuel & Cost
Regular Gas
$10.76 one way
$21.52 round trip
$3.97/gal
25.4 MPG avg
24 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.34 | $11.76 | $23.53 |
| premium | $4.70 | $12.73 | $25.47 |
| diesel | $5.61 | $15.19 | $30.38 |
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$11
Meals
$25–$50
Total
$36–$61
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 24.1 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $7 in charging · 0 stops · 67% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 20.6 | 0 | $7.22 | $3.30 |
| Efficient EV | 17.2 | 0 | $6.02 | $2.75 |
| EV Truck/SUV | 27.5 | 0 | $9.63 | $4.40 |
Gas CO2
24 kg
EV CO2
8 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
Union, SC
Night in Union on Sunday
Local time
9:03 PM
EDT
Current temp
49°F
Unavailable
Live forecast
87°F
Great Falls, SC
34 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
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 47m 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.
What kind of drive is this?
68.8 mi in 1h 47m — 34% highway, the rest on surface roads. Biggest road: State Highway 200.
34% highway, the rest on surface roads — varied driving throughout.
25 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 16.3 mi on State Highway 200.
How Hard Is This Drive?
7/10
This route mixes highway mileage with some local-road sections near the start or finish. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 13.3 miles in near SC 213 / Monjicono Road.
Driving Effort
7/10
Demanding - plan breaks and stay ahead of the key maneuvers
Balances navigation complexity with total wheel time.
This drive requires moderate attention. Across 68.8 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 13.3 miles (SC 213 / Monjicono Road): Highway fork - watch signs carefully; at 50 miles: Highway fork - watch signs carefully; at 50 miles (Texaco Road): Merge point - match speed before joining.
About the Cities
Starting in Rock Hill, SC
Full guide →Rock Hill is a small city in the Olde English District of South Carolina approximately 25 miles (40 km) south of Charlotte and 70 miles (110 km) north of Columbia. Rock Hill is essentially a commuter town and not on many tourists' radar, but does offer numerous outdoor activities and dining options.
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 1h 47m. Total distance: 68.8 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
1h 47m drive, comfortable solo distance.
First-Time Driver
Mostly highway driving (34%). Some complex stretches to watch for.
Scenic Drive
Mixed highway & surface route profile.
Frequently Asked Questions
The longest stretch is about 16.3 miles on State Highway 200. The full list of main roads is in the Roads section above.
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 Union, SC before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.
Yes. At under 2 hours behind the wheel, this works well for families — plan one quick stop if you have younger kids.
The main spots that need attention: at 13.3 miles (SC 213 / Monjicono Road): Highway fork - watch signs carefully; at 50 miles: Highway fork - watch signs carefully; at 50 miles (Texaco Road): Merge point - match speed before joining.
Yes. A round trip is manageable in a single day if you plan a break at Union, SC before heading back.
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, and EIA for fuel prices. See our methodology for refresh cadence and limitations.
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