How far is Dover, NH from Brentwood, NH?
The driving distance from Dover, NH to Brentwood, NH is about 21.7 miles (35 km), with a travel time of about 00h 36m by car.
- The straight-line flight distance is about 18.1 miles (29.2 km).
- For a round trip, plan for roughly 01h 12m 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 36m.
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 Strafford County, New Hampshire, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny
Partly Sunny then Slight Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Dover and Brentwood.
Turn-by-Turn Driving Directions
Step-by-step road directions between Dover and Brentwood.
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1
Start on the route
7 m · 8 sec
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2
Turn sharp left onto Main Street
98 m · 19 sec · Main Street
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3
Turn sharp left onto Central Avenue
1876 ft · 57 sec · Central Avenue
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4
Turn right onto Hale Street
105 m · 18 sec · Hale Street
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5
Turn left onto Locust Street
1031 ft · 33 sec · Locust Street
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6
Turn right onto Silver Street
3178 ft · 1 min · Silver Street
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7
Enter the roundabout and take exit 2 toward Knox Marsh Road
65 m · 5 sec · Knox Marsh Road
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8
Exit the roundabout onto Knox Marsh Road
3.2 mi · 5 min · Knox Marsh Road
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9
Continue on Manchester Road
106 m · 8 sec · Manchester Road
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10
Continue on Lee Road
1.3 mi · 2 min · Lee Road
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11
Continue on Turtle Pond Road
1.1 mi · 2 min · Turtle Pond Road
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12
Take the ramp right
1240 ft · 19 sec
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13
Merge slight left onto Concord Road
1.3 mi · 2 min · Concord Road
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14
Enter the roundabout and take exit 3 toward Lee Circle
88 m · 8 sec · Calef Highway
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15
Exit the rotary onto Calef Highway
10.1 mi · 16 min · Calef Highway
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16
Continue on Officer Stephen Arkell Memorial Highway
3.1 mi · 4 min · Officer Stephen Arkell Memorial Highway
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17
Turn left onto Middle Road
88 m · 14 sec · Middle Road
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18
Turn left onto Crawley Falls Road
43 m · 4 sec · Crawley Falls Road
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19
Arrive at your destination
0 m · 1 sec · Crawley Falls Road
Car Route Details
A richer read on the saved driving route between Dover and Brentwood.
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.
Calef Highway
Exit the rotary onto Calef Highway
10.1 mi · 00h 16m
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.
Partly Sunny leaving Dover and Partly Sunny then Slight Chance Rain Showers near Brentwood.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Dover to Brentwood?
The road trip is about 21.7 miles (35 km) and usually takes 00h 36m 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?
Lee is a useful midpoint, sitting about 10.9 miles from Dover and 10.9 miles from Brentwood.
How much longer is the road route than the straight-line distance?
The direct path is about 18.1 miles (29.2 km), while the road route adds roughly 3.6 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 7:18 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.04 one way or $6.08 round trip. Estimated CO2 is about 6.8 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Dover and Partly Sunny then Slight Chance Rain Showers near Brentwood.
Stop Ideas Near Lee
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 Lee.
Durham–UNH station
Dover Transportation Center
Exeter station
Portsmouth, New Hampshire
Flight Path Map
This map shows the direct air route between Dover and Brentwood. Straight-line distance: 18.18 mi (29.25 km).
#1 Dover
County seat city in Strafford County, New Hampshire, United States
| Population | 32,443 |
| Coordinates | 43.1978600, -70.8736700 |
| Altitude | 19 |
| Country | United States |
#2 Brentwood
Town in New Hampshire
| Population | 4,612 |
| Coordinates | 42.9787000, -71.0728400 |
| Altitude | 35 |
| Country | United States |
End: Brentwood (-71.07284, 42.9787)
Estimated Travel Time
Distance: 35 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 43m |
| 40 mph (64.37 km/h) | 00h 32m |
| 50 mph (80.47 km/h) | 00h 26m |
| 60 mph (96.56 km/h) | 00h 21m |
| 70 mph (112.65 km/h) | 00h 18m |
| 80 mph (129 km/h) | 00h 16m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.95 | $3.04 | $6.08 |
| Mid-grade | $4.46 | $3.43 | $6.86 |
| Premium | $4.86 | $3.74 | $7.48 |
| Diesel | $6.00 | $4.62 | $9.24 |
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 · Apr 15, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.