How far is Allenstown, NH from Portsmouth, NH?

Distance by Flight

Shortest distance between Allenstown and Portsmouth is 33.1 miles (53.27 km).

Flight distance from Allenstown, NH to Portsmouth, NH is 33.1 miles. Estimated flight time is 00 hours 05 minutes.

Driving distance

The driving distance from Allenstown, New Hampshire to Portsmouth, New Hampshire is: 41.87 miles (67.38 km) by car.

Driving from Allenstown to Portsmouth will take approximately 00 hours 55 minutes.

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#1 Allenstown

Town in New Hampshire

Population 4488
GPS Coordinates 43°9'24"N 71°24'17"W
Latitude 43.1567300
Longitude -71.4047800
Altitude
Country United States
Portsmouth image
#2 Portsmouth

City in Rockingham County, New Hampshire, United States

Population 21557
GPS Coordinates 43°4'37"N 70°45'28"W
Latitude 43.0770400
Longitude -70.7576600
Altitude 6
Country United States

Estimated Travel Time Between Allenstown and Portsmouth

The distance between Allenstown and Portsmouth is 67 km if you choose to drive by road. You can go 00 hours 44 minutes if you drive your car at an average speed of 90 kilometers / hour. For different choices, please review the avg. speed travel time table on the below.

There is no time difference between Allenstown and Portsmouth. The current time is 02:50:54.

Average Speed Travel Time
30 mph (48.3 km/h) 01 hours 23 minutes
40 mph (64.37 km/h) 01 hours 02 minutes
50 mph (80.47 km/h) 00 hours 50 minutes
60 mph (96.56 km/h) 00 hours 41 minutes
70 mph (112.65 km/h) 00 hours 35 minutes
75 mph (120.7 km/h) 00 hours 33 minutes
80 mph (128.75 km/h) 00 hours 31 minutes

Gas Consumption

A car with a fuel efficiency of 8.3 l/100 km will need 5.59 liters (1.48 gallon) of gas to cover the route between Allenstown and Portsmouth.
The estimated cost of gas to go from Allenstown to Portsmouth is $5.16 (diesel $6.48).

New Hampshire gas prices.

Gasoline Mid Grade Premium Diesel
Gallon $3.5 $3.96 $4.38 $4.38
Total $5.16 $5.85 $6.48 $6.48

Take a look at our Gas Cost Calculator feature. It will figure out how much it will cost to drive this particular distance.

The average gas price (in New Hampshire ) per gallon of daily gas for calculations is $3.496 (Diesel $4.384) /gallon. Last changed prices on December 22, 2024.

How did we calculate the distance?

The place names are translated into coordinates to approximate the distance between Allenstown and Portsmouth (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.

Distance to Other Cities

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Driving distance from Bedford, NH to Allenstown 20.19 miles (32 km)

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Driving distance from Concord, NH to Allenstown 10.35 miles (17 km)

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Driving distance from Derry, NH to Allenstown 26.04 miles (42 km)

Driving distance from Derry Village, NH to Allenstown 21.74 miles (35 km)

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Driving distance from Dover, NH to Allenstown 34.11 miles (55 km)

Driving distance from East Concord, NH to Allenstown 12.37 miles (20 km)

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Driving distance from Keene, NH to Allenstown 60.94 miles (98 km)

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Driving distance from Londonderry, NH to Allenstown 25.77 miles (41 km)

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Driving distance from Manchester, NH to Allenstown 13.11 miles (21 km)

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Driving distance from Merrimack, NH to Allenstown 24.47 miles (39 km)

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Driving distance from Nashua, NH to Allenstown 32.23 miles (52 km)

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