How far is Keene, NH from Seabrook, NH?
The driving distance from Keene, NH to Seabrook, NH is about 104.3 miles (167.8 km), with a travel time of about 02h 11m by car.
- The straight-line flight distance is about 71.3 miles (114.7 km).
- For a round trip, plan for roughly 04h 23m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 02h 11m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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 Hillsborough County, New Hampshire, United States
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 Keene and Seabrook.
Turn-by-Turn Driving Directions
Step-by-step road directions between Keene and Seabrook.
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1
Start on Roxbury Street
10 m · 4 sec · Roxbury Street
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2
Turn right onto Central Square
45 m · 3 sec · Central Square
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3
Keep slight left to continue on Central Square
68 m · 7 sec · Central Square
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4
Continue on Central Square
76 m · 7 sec · Central Square
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5
Continue on Main Street
1864 ft · 1 min · Main Street
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6
Enter the roundabout and take exit 2 toward Main Street
38 m · 2 sec · Main Street
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7
Exit the roundabout onto Main Street
1.5 mi · 2 min · Main Street
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8
Continue on Monadnock Highway
1630 ft · 21 sec · Monadnock Highway
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9
Enter the roundabout and take exit 2 toward Monadnock Highway
27 m · 1 sec · Monadnock Highway
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10
Exit the roundabout onto Monadnock Highway
3.1 mi · 4 min · Monadnock Highway
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11
Continue on NH Route 12
1.5 mi · 2 min · NH Route 12
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12
Continue on North Main Street
2.6 mi · 3 min · North Main Street
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13
Merge slight left onto Central Square
578 ft · 8 sec · Central Square
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14
Keep slight right to continue on South Main Street
1106 ft · 14 sec · South Main Street
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15
Turn straight onto Fitzwilliam Road
1.2 mi · 1 min · Fitzwilliam Road
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16
Continue on NH Route 12 North
5.1 mi · 6 min · NH Route 12 North
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17
Continue on State Route 12
2.9 mi · 3 min · State Route 12
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18
Continue on School Street
3 mi · 3 min · School Street
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19
Turn left onto Front Street
1048 ft · 21 sec · Front Street
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20
Turn slight left onto Spring Street
2.3 mi · 3 min · Spring Street
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21
Continue on Gardner Road
3.4 mi · 4 min · Gardner Road
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22
Continue on Green Street
6.2 mi · 8 min · Green Street
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23
Take the exit slight right
11.7 mi · 17 min
-
24
Keep slight left to continue on Concord Turnpike
12.3 mi · 17 min · Concord Turnpike
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25
Take the exit slight right toward I 495 North: Lowell
2445 ft · 59 sec
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26
Keep slight left to continue on I 495 North: Lowell, Lawrence
974 ft · 24 sec
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27
Merge slight left
42.9 mi · 50 min
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28
Merge slight left
1.9 mi · 2 min
-
29
Take the exit slight right toward NH 107: Seabrook, Kingston
1210 ft · 34 sec
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30
Keep slight right
137 m · 13 sec
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31
Turn straight
1298 ft · 28 sec
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32
Turn left onto Lafayette Road
617 ft · 22 sec · Lafayette Road
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33
Turn right
99 m · 31 sec
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34
Turn sharp left
76 m · 18 sec
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35
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Keene and Seabrook.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 495 North
Merge slight left
42.9 mi · 00h 50m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Mostly Sunny leaving Keene and Mostly Sunny near Seabrook.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Keene to Seabrook?
The road trip is about 104.3 miles (167.8 km) and usually takes 02h 11m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Brookline is a useful midpoint, sitting about 52.1 miles from Keene and 52.2 miles from Seabrook.
How much longer is the road route than the straight-line distance?
The direct path is about 71.3 miles (114.7 km), while the road route adds roughly 33 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 2:06 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $14.52 one way or $29.04 round trip. Estimated CO2 is about 32.7 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Keene and Mostly Sunny near Seabrook.
Stop Ideas Near Brookline
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
City Hall - Internet Backbone Point
Leominster City Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Brookline.
Nashua, NH
Manchester, New Hampshire
Haverhill station
Anderson Regional Transportation Center
Flight Path Map
This map shows the direct air route between Keene and Seabrook. Straight-line distance: 71.25 mi (114.66 km).
#1 Keene
City in New Hampshire, United States
| Population | 22,699 |
| Coordinates | 42.9336900, -72.2781400 |
| Altitude | 148 |
| Country | United States |
#2 Seabrook
Town in New Hampshire, United States
| Population | 8,844 |
| Coordinates | 42.8948100, -70.8711600 |
| Altitude | 15 |
| Country | United States |
End: Seabrook (-70.87116, 42.89481)
Estimated Travel Time
Distance: 168 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 28m |
| 40 mph (64.37 km/h) | 02h 36m |
| 50 mph (80.47 km/h) | 02h 05m |
| 60 mph (96.56 km/h) | 01h 44m |
| 70 mph (112.65 km/h) | 01h 29m |
| 80 mph (129 km/h) | 01h 18m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.95 | $14.52 | $29.04 |
| Mid-grade | $4.46 | $16.40 | $32.80 |
| Premium | $4.86 | $17.88 | $35.75 |
| Diesel | $6.00 | $22.07 | $44.14 |
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 · May 01, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.