How far is Lee, NH from Portsmouth, NH?
The driving distance from Lee, NH to Portsmouth, NH is about 18.7 miles (30.1 km), with a travel time of about 00h 26m by car.
- The straight-line flight distance is about 13.2 miles (21.2 km).
- For a round trip, plan for roughly 00h 52m 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 26m.
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.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Lee and Portsmouth.
Turn-by-Turn Driving Directions
Step-by-step road directions between Lee and Portsmouth.
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1
Start on the route
32 m · 12 sec
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2
Turn left onto Mast Road
1.7 mi · 4 min · Mast Road
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3
Turn left onto Turtle Pond Road
1.1 mi · 2 min · Turtle Pond Road
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4
Turn right onto Sherburne Road
1 km · 1 min · Sherburne Road
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5
Continue on Main Street
2773 ft · 1 min · Main Street
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6
Take the ramp left
1331 ft · 21 sec
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7
Merge slight left
6.3 mi · 11 min
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8
Enter the roundabout and take exit 2 toward the route
54 m · 4 sec
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9
Exit the roundabout
684 ft · 17 sec
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10
Take the exit slight right
2827 ft · 1 min
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11
Merge slight left onto Spaulding Turnpike
3.5 mi · 5 min · Spaulding Turnpike
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12
Take the exit slight left toward I 95 North
1.5 km · 2 min
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13
Enter the roundabout and take exit 3 toward Portsmouth Traffic Circle
692 ft · 20 sec
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14
Exit the rotary onto US 1 Bypass North: Portsmouth, Woodbury Avenue
1.6 km · 2 min
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15
Turn left onto Submarine Way
566 ft · 18 sec · Submarine Way
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16
Turn right onto Market Street
1 km · 2 min · Market Street
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17
At the end of the road, turn right onto Congress Street
16 m · 1 sec · Congress Street
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18
Arrive at your destination
0 m · 1 sec · Congress Street
Car Route Details
A richer read on the saved driving route between Lee and Portsmouth.
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.
Main Street
Merge slight left
6.29 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.
Sunny leaving Lee and Mostly Sunny near Portsmouth.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Lee to Portsmouth?
The road trip is about 18.7 miles (30.1 km) and usually takes 00h 26m 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?
Durham is a useful midpoint, sitting about 8.8 miles from Lee and 9.9 miles from Portsmouth.
How much longer is the road route than the straight-line distance?
The direct path is about 13.2 miles (21.2 km), while the road route adds roughly 5.5 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 7:38 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $2.83 one way or $5.67 round trip. Estimated CO2 is about 5.9 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Lee and Mostly Sunny near Portsmouth.
Stop Ideas Near Durham
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Old City Hall
Dover City Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Durham.
Durham–UNH station
Dover Transportation Center
Portsmouth, New Hampshire
Exeter station
Flight Path Map
This map shows the direct air route between Lee and Portsmouth. Straight-line distance: 13.19 mi (21.23 km).
#1 Lee
Town in Strafford County, New Hampshire, United States
| Population | 4,597 |
| Coordinates | 43.1231400, -71.0114500 |
| Altitude | 58 |
| Country | United States |
#2 Portsmouth
City in Rockingham County, New Hampshire, United States
| Population | 21,557 |
| Coordinates | 43.0770400, -70.7576600 |
| Altitude | 6 |
| Country | United States |
End: Congress Street (-70.757617, 43.077054)
Estimated Travel Time
Distance: 30 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 37m |
| 40 mph (64.37 km/h) | 00h 28m |
| 50 mph (80.47 km/h) | 00h 22m |
| 60 mph (96.56 km/h) | 00h 18m |
| 70 mph (112.65 km/h) | 00h 16m |
| 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 | $4.29 | $2.83 | $5.67 |
| Mid-grade | $4.88 | $3.22 | $6.45 |
| Premium | $5.34 | $3.52 | $7.04 |
| Diesel | $6.35 | $4.19 | $8.38 |
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 New Hampshire · Oct 15, 2026