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.
#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 |
#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 |
Ending point in Portsmouth: Congress Street (-70.757617,43.077054)
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 08:28:14.
| 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 April 25, 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
Driving distance from Derry Village, NH to Allenstown 21.74 miles (35 km)
Driving distance from East Concord, NH to Allenstown 12.37 miles (20 km)
Driving distance from City of Manchester, NH to Allenstown 16.14 miles (26 km)
