How far is South Portland, ME from Gray, ME?
The driving distance from South Portland, ME to Gray, ME is about 19.8 miles (31.9 km), with a travel time of about 00h 29m by car.
- The straight-line flight distance is about 17.5 miles (28.1 km).
- For a round trip, plan for roughly 00h 59m 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 29m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Town in Cumberland County, Maine
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between South Portland and Gray.
Turn-by-Turn Driving Directions
Step-by-step road directions between South Portland and Gray.
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1
Start on Pine Street
18 m · 10 sec · Pine Street
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2
Turn sharp left onto Broadway
1.6 km · 2 min · Broadway
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3
Continue on Casco Bay Bridge
1.1 mi · 2 min · Casco Bay Bridge
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4
Turn straight onto York Street
785 ft · 19 sec · York Street
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5
Turn left onto High Street
1.3 km · 1 min · High Street
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6
Continue on Forest Avenue
2.4 mi · 3 min · Forest Avenue
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7
Take the exit slight right
61 m · 9 sec
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8
Turn slight right onto Allen Avenue
1.3 km · 2 min · Allen Avenue
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9
Turn left onto Washington Avenue
80 m · 7 sec · Washington Avenue
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10
Continue on Auburn Street
1.7 mi · 4 min · Auburn Street
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11
Continue on Gray Road
2967 ft · 1 min · Gray Road
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12
Take the ramp left
957 ft · 41 sec
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13
Keep slight right to continue on I 95 North: Lewiston, Augusta
854 ft · 21 sec
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14
Merge slight left onto Maine Turnpike
10.3 mi · 11 min · Maine Turnpike
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15
Take the exit slight right toward US 202, ME 115, ME 4: Gray, New Gloucester
1800 ft · 48 sec
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16
Turn right onto West Gray Road
1040 ft · 37 sec · West Gray Road
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17
Continue on Main Street
47 m · 3 sec · Main Street
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18
Arrive at your destination
0 m · 1 sec · Main Street
Car Route Details
A richer read on the saved driving route between South Portland and Gray.
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.
Maine Turnpike
Merge slight left onto Maine Turnpike
10.3 mi · 00h 11m
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 Sunny leaving South Portland and Mostly Sunny near Gray.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from South Portland to Gray?
The road trip is about 19.8 miles (31.9 km) and usually takes 00h 29m 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?
Falmouth is a useful midpoint, sitting about 9.9 miles from South Portland and 9.9 miles from Gray.
How much longer is the road route than the straight-line distance?
The direct path is about 17.5 miles (28.1 km), while the road route adds roughly 2.3 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 7:30 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $2.76 one way or $5.52 round trip. Estimated CO2 is about 6.2 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around South Portland and Mostly Sunny near Gray.
Stop Ideas Near Falmouth
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 Falmouth.
Portland Transportation Center
Freeport
Old Orchard Beach
Saco Transportation Center
Flight Path Map
This map shows the direct air route between South Portland and Gray. Straight-line distance: 17.47 mi (28.11 km).
#1 South Portland
City in Cumberland County, Maine, USA
| Population | 25,950 |
| Coordinates | 43.6414700, -70.2408800 |
| Altitude | 7 |
| Country | United States |
#2 Gray
Town in Cumberland County, Maine, US
| Population | 8,297 |
| Coordinates | 43.8856300, -70.3317200 |
| Altitude | 91 |
| Country | United States |
End: Gray (-70.33172, 43.88563)
Estimated Travel Time
Distance: 32 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 39m |
| 40 mph (64.37 km/h) | 00h 29m |
| 50 mph (80.47 km/h) | 00h 23m |
| 60 mph (96.56 km/h) | 00h 19m |
| 70 mph (112.65 km/h) | 00h 17m |
| 80 mph (129 km/h) | 00h 14m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.95 | $2.76 | $5.52 |
| Mid-grade | $4.46 | $3.12 | $6.24 |
| Premium | $4.86 | $3.40 | $6.80 |
| Diesel | $6.00 | $4.20 | $8.40 |
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 Maine · May 05, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.