Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Sep 5, 2026 · Editorial standards
Drive Time
35m
Distance
20 mi
32 km
Drive Score
8/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$3
one way
EV Charging
Unknown
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Fort Mill, SC
Wikimedia Commons
McConnells, SC
Just a Couple Photos
Fort Mill to McConnells is 20 miles and takes about 35 minutes via McConnells Highway and Highway 21, with a fuel budget near $3 and enough daylight to finish in a day. This short trip stays within South Carolina, connecting two points in the Southeast region. You'll find the route is a mix of highway and surface roads, making it an easy excursion. It's a straightforward drive, ideal for a quick transfer or a short day trip between these two locations.
| Road | Distance | Duration |
|---|---|---|
| McConnells Highway | 11.3 mi | 20m |
| Highway 21 | 6.6 mi | 11m |
| Spratt Street | 1.9 mi | 3m |
| South White Street | <0.1 mi | <1m |
| Chester Highway | <0.1 mi | <1m |
| Main Street | <0.1 mi | <1m |
Step-by-step road directions between Fort Mill, SC and McConnells, SC.
Start on SC 160
Turn left onto US 21 Business
Turn slight right
Turn right onto US 21 Business
Continue on US 21 Business
Turn left onto US 21
Continue on SC 322
At end of road, turn left onto US 321
Arrive at destination
4 decision points cluster between mile 0 and 19.9 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
Turn left onto US 21 Business / South White Street
Navigation decision point
Turn right onto US 21 Business / Spratt Street
Navigation decision point
Turn left onto US 21 / Highway 21
Lane positioning matters here
At end of road, turn left onto US 321 / Chester Highway
Navigation decision point
Regular Gas
$3.06 one way
$6.13 round trip
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.27 | $3.36 | $6.73 |
| premium | $4.64 | $3.65 | $7.30 |
| diesel | $5.60 | $4.41 | $8.82 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$3
Estimated CO2 emission: 7 kg one way. Prices: EIA weekly data, 2026-08-31.
Driving Electric?
About $2 in charging · 0 stops · 71% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 6 | 0 | $2.10 | $0.96 |
| Efficient EV | 5 | 0 | $1.75 | $0.80 |
| EV Truck/SUV | 8 | 0 | $2.80 | $1.28 |
Gas CO2
7 kg
EV CO2
2 kg (71% 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
Late night in Fort Mill on Saturday
Local time
2:47 AM
EDT
Current temp
69°F
Areas Of Fog
Destination
Late night in McConnells on Saturday
Local time
2:47 AM
EDT
Current temp
68°F
Patchy Fog
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
The weather snapshot is not static. If you are leaving later, give both cities one more quick forecast check before departure.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
About a third of this 20-mile drive, specifically 6.6 miles, is on highways. The longest continuous stretch on a single road is 11.3 miles along McConnells Highway. After the highway sections, you'll transition to surface roads for the remainder of the trip. Expect a mix of driving experiences as you move between these different road types.
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 early in the drive near US 21 Business / South White Street.
Easy - simple navigation with a manageable amount of wheel time
Balances navigation complexity with total wheel time.
This is a straightforward 35m drive. You will face about 4 decision points, but nothing that requires special attention if you follow navigation.
Where does it get tricky?
The main spots that need attention: near the start (US 21 Business / South White Street): Navigation decision point; at 0.1 miles (US 21 Business / Spratt Street): Navigation decision point; at 2 miles (US 21 / Highway 21): Lane positioning matters here.
Mostly flat terrain
Total Climb
267 ft
Total Descent
200 ft
Highest Point
689 ft
~20 mi in
Elevation Range
136 ft
Founded 1873
Fort Mill is a suburban town with about 35,000 residents located along the I-77 corridor in the northernmost part of South Carolina between Rock Hill and the city of Charlotte in North Carolina. While Fort Mill is not on most tourists' agenda and is primarily a commuter town, it has a few restaurant options and offers a short day trip to residents of Charlotte and Columbia. It is also infamous for being the main headquarters of Lonely Planet and its guidebooks.
Top landmarks
City content from Wikivoyage (CC BY-SA 4.0) and Wikidata (CC0).
Weekend Trip
Doable as a same-day drive at 35m. Total distance: 20 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
35m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (33%). Straightforward navigation.
Scenic Drive
Mixed highway & surface route profile.
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, and USGS 3DEP for elevation. See our methodology for refresh cadence and limitations.
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