How far is Portsmouth, NH from Fremont, NH?

The driving distance from Portsmouth, NH to Fremont, NH is about 29.2 miles (47 km), with a travel time of about 00h 42m by car.

  • The straight-line flight distance is about 20.3 miles (32.7 km).
  • For a round trip, plan for roughly 01h 25m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
29.21 mi
00h 42m
Flight
20.33 mi
32.72 km direct

This is an easy same-day return drive.

Learn Distance

Choose another destination from Portsmouth.

Flight Distance

Direct air line
20.33 mi
Kilometers
32.72 km
Flight Time
00h 02m

Driving Distance

Road route
29.21 mi
Kilometers
47.01 km
Drive Time
00h 42m

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 42m.

Arrival Snapshot
Arrive in Fremont
Sun, Jul 26, 6:01 PM EDT
Return by in Portsmouth
Sun, Jul 26, 6:44 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Portsmouth
2026-07-26T17:18
Arrive Fremont
Sun, Jul 26, 6:01 PM EDT
Route Timing
00h 42m
One way by road
Best Departure Window
7:00 AM to 7:00 PM EDT
Leave when it suits your day
Arrive between
7:43 AM to 7:43 PM EDT

This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.

Leave by
7:04 PM EDT
Keeps a same-day return open with about 01h 30m at the destination.
Back in Portsmouth
10:00 PM EDT
Flexible departure

This departure sits inside the recommended comfort window for the route.

Halfway Point

A useful midpoint for breaks, coffee, or meeting in the middle.

Mid-route stop
Exeter
NH

Town in Rockingham County, New Hampshire, United States

From Portsmouth
14.6 mi
00h 21m
To Fremont
14.6 mi
00h 21m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
Portsmouth Weather
NH
Live fallback forecast
73°F
Sunday
Using Greenland as the closest live forecast in the Rockingham County weather hub.

Mostly Sunny

Starts
Sun, Jul 26 6:00 AM EDT
Wind
0 to 10 mph E
Destination
78°F
Sunday

Mostly Sunny

Starts
Sun, Jul 26 6:00 AM EDT
Wind
0 to 5 mph NE

Driving Route Map

The map below follows the saved road route between Portsmouth and Fremont.

Turn-by-Turn Driving Directions

Step-by-step road directions between Portsmouth and Fremont.

  1. 1

    Start on Congress Street

    124 m · 15 sec · Congress Street

  2. 2

    Turn right onto Fleet Street

    141 m · 17 sec · Fleet Street

  3. 3

    Turn right onto Hanover Street

    662 ft · 27 sec · Hanover Street

  4. 4

    At the end of the road, turn left onto Market Street

    1 mi · 3 min · Market Street

  5. 5

    Take the ramp left toward I 95 South: Hampton, Boston

    1468 ft · 36 sec

  6. 6

    Merge slight left

    8.8 mi · 11 min

  7. 7

    Take the exit slight right toward NH 101: Hampton, Manchester

    3185 ft · 1 min

  8. 8

    Keep slight right to continue on 101 West: Manchester, Concord, Exeter

    2083 ft · 51 sec

  9. 9

    Merge slight left onto Exeter-Hampton Expressway

    13.5 mi · 16 min · Exeter-Hampton Expressway

  10. 10

    Take the exit slight right toward Depot Road, Beede Road

    2287 ft · 1 min

  11. 11

    Turn left onto Depot Road

    115 m · 11 sec · Depot Road

  12. 12

    Continue on Beede Hill Road

    3.1 mi · 7 min · Beede Hill Road

  13. 13

    At the end of the road, turn right onto Main Street

    1.1 km · 2 min · Main Street

  14. 14

    Arrive at your destination

    0 m · 1 sec · Main Street

Car Route Details

A richer read on the saved driving route between Portsmouth and Fremont.

OSRM road route
Drive Character

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.

Directions
14 steps
5 turns on the saved route
Ramps & Exits
5
2 merges, 3 ramps or exits
Navigation Density
47.9 / 100 mi
Decision points by distance
Main Roads
Exeter-Hampton Expressway
13.5 mi · 46%
I 95 South
9.11 mi · 31%
Beede Hill Road
3.1 mi · 11%
Market Street
1.01 mi · 3%
Main Street
0.7 mi · 2%
NH 101
0.6 mi · 2%
Longest Stretch

Exeter-Hampton Expressway

Merge slight left onto Exeter-Hampton Expressway

13.5 mi · 00h 16m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
00h 42m
Quick drive
Same-Day Return
01h 26m
Round-trip wheel time
Road vs Air
+8.9 mi
20.3 mi direct line
Halfway Stop
Exeter
00h 21m from Portsmouth
Leave By
7:04 PM EDT
Flexible departure
Weather Watch

Mostly Sunny leaving Portsmouth and Mostly Sunny near Fremont.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Portsmouth to Fremont?

The road trip is about 29.2 miles (47 km) and usually takes 00h 42m 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?

Exeter is a useful midpoint, sitting about 14.6 miles from Portsmouth and 14.6 miles from Fremont.

How much longer is the road route than the straight-line distance?

The direct path is about 20.3 miles (32.7 km), while the road route adds roughly 8.9 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 7:04 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $4.06 one way or $8.13 round trip. Estimated CO2 is about 9.2 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny around Portsmouth and Mostly Sunny near Fremont.

Stop Ideas Near Exeter

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
These suggestions come from reviewed places and nearby services around Exeter and the surrounding midpoint area.
Old City Hall
Scenic stop 10.5 mi away

Old City Hall

Portsmouth , NH
Portsmouth, NH 03801
Rating 5.0/5 2 reviews City Hall,Tourist attraction
Dover City Hall
Meeting point 14.4 mi away

Dover City Hall

Dover , NH
288 Central Ave, Dover, NH 03820
Rating 4.2/5 38 reviews City Hall

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Exeter.

RAIL

Exeter station

1 mi away
60 Lincoln Street
BUS

Portsmouth, New Hampshire

15 mi away
185 Grafton Drive
RAIL

Durham–UNH station

18 mi away
3 Depot Road
BUS

Newburyport, Massachusetts

19 mi away
90 Storey Avenue

Flight Path Map

This map shows the direct air route between Portsmouth and Fremont. Straight-line distance: 20.33 mi (32.72 km).

Portsmouth

#1 Portsmouth

City in Rockingham County, New Hampshire, United States

Population21,557
Coordinates43.0770400, -70.7576600
Altitude6
CountryUnited States
Fremont

#2 Fremont

Human settlement in Rockingham County, New Hampshire, United States of America

Population4,739
Coordinates42.9909200, -71.1425600
Altitude47
CountryUnited States
Start: Portsmouth (-70.75766, 43.07704)
End: Fremont (-71.14256, 42.99092)

Estimated Travel Time

Distance: 47 km by road

SpeedTime
30 mph (48.3 km/h)00h 58m
40 mph (64.37 km/h)00h 43m
50 mph (80.47 km/h)00h 35m
60 mph (96.56 km/h)00h 29m
70 mph (112.65 km/h)00h 25m
80 mph (129 km/h)00h 21m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.03 gal
3.9 L · about $4.06
Round trip
$8.13
2.06 gal · 7.8 L
Estimated CO2
9.2 kg one way
Round trip: 18.3 kg / 40 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.95 $4.06 $8.13
Mid-grade $4.46 $4.59 $9.18
Premium $4.86 $5.00 $10.01
Diesel $6.00 $6.18 $12.35

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 · Jul 26, 2026

There is no time difference between Portsmouth and Fremont. The current time is 17:18:53.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.