How far is Castle Shannon, PA from Upper Saint Clair, PA?
The driving distance from Castle Shannon, PA to Upper Saint Clair, PA is about 5.7 miles (9.1 km), with a travel time of about 00h 13m by car.
- The straight-line flight distance is about 3.8 miles (6.1 km).
- For a round trip, plan for roughly 00h 27m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 00h 13m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Municipality in Pennsylvania
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Cloudy
Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Castle Shannon and Upper Saint Clair.
Turn-by-Turn Driving Directions
Step-by-step road directions between Castle Shannon and Upper Saint Clair.
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1
Start on the route
70 m · 20 sec
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2
At the end of the road, turn sharp right onto Library Road
1.3 km · 2 min · Library Road
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3
Turn right onto Connor Road
1.2 mi · 2 min · Connor Road
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4
Turn left onto Washington Road
2 mi · 4 min · Washington Road
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5
Turn slight right
160 m · 30 sec
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6
Turn left onto McLaughlin Run Road
1.1 km · 2 min · McLaughlin Run Road
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7
Turn left onto Morrow Road
2455 ft · 1 min · Morrow Road
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8
Turn left onto Mill Grove Road
1549 ft · 1 min · Mill Grove Road
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9
Turn left onto Swanson Lane
52 m · 7 sec · Swanson Lane
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10
Arrive at your destination
0 m · 1 sec · Swanson Lane
Car Route Details
A richer read on the saved driving route between Castle Shannon and Upper Saint Clair.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Washington Road
Turn left onto Washington Road
2.02 mi · 00h 04m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Mostly Cloudy leaving Castle Shannon and Chance Rain Showers near Upper Saint Clair.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Castle Shannon to Upper Saint Clair?
The road trip is about 5.7 miles (9.1 km) and usually takes 00h 13m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Mount Lebanon is a useful midpoint, sitting about 2.9 miles from Castle Shannon and 2.9 miles from Upper Saint Clair.
How much longer is the road route than the straight-line distance?
The direct path is about 3.8 miles (6.1 km), while the road route adds roughly 1.9 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 7:00 AM to 7:00 PM EDT. If you want a more comfortable same-day return, try to leave by 8:02 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $0.89 one way or $1.79 round trip. Estimated CO2 is about 1.8 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Cloudy around Castle Shannon and Chance Rain Showers near Upper Saint Clair.
Stop Ideas Near Mount Lebanon
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Mount Lebanon.
Union Station
Greensburg
Connellsville station
Latrobe station
Flight Path Map
This map shows the direct air route between Castle Shannon and Upper Saint Clair. Straight-line distance: 3.78 mi (6.09 km).
#1 Castle Shannon
Borough of Pennsylvania
| Population | 8,371 |
| Coordinates | 40.3647900, -80.0222800 |
| Altitude | 313 |
| Country | United States |
#2 Upper Saint Clair
Home rule municipality in Allegheny County
| Population | 19,896 |
| Coordinates | 40.3359000, -80.0833900 |
| Altitude | 335 |
| Country | United States |
End: Upper Saint Clair (-80.08339, 40.3359)
Estimated Travel Time
Distance: 9 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 11m |
| 40 mph (64.37 km/h) | 00h 08m |
| 50 mph (80.47 km/h) | 00h 06m |
| 60 mph (96.56 km/h) | 00h 05m |
| 70 mph (112.65 km/h) | 00h 04m |
| 80 mph (129 km/h) | 00h 04m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.46 | $0.89 | $1.79 |
| Mid-grade | $4.93 | $0.99 | $1.97 |
| Premium | $5.31 | $1.06 | $2.12 |
| Diesel | $6.55 | $1.31 | $2.62 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Pennsylvania · Oct 15, 2026