How far is Petersham, MA from Boston, MA?

The driving distance from Petersham, MA to Boston, MA is about 74.3 miles (119.6 km), with a travel time of about 01h 28m by car.

  • The straight-line flight distance is about 58.2 miles (93.6 km).
  • For a round trip, plan for roughly 02h 57m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
74.33 mi
01h 28m
Flight
58.19 mi
93.64 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Petersham.

Flight Distance

Direct air line
58.19 mi
Kilometers
93.64 km
Flight Time
00h 07m

Driving Distance

Road route
74.33 mi
Kilometers
119.62 km
Drive Time
01h 28m

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 01h 28m.

Arrival Snapshot
Arrive in Boston
Thu, Apr 23, 3:23 AM EDT
Return by in Petersham
Thu, Apr 23, 4:52 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Petersham
2026-04-23T01:54
Arrive Boston
Thu, Apr 23, 3:23 AM EDT
Route Timing
01h 28m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
9:29 AM to 11:29 AM EDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
3:32 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Petersham
9:30 PM EDT
Morning start is best

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.

Mid-route stop
Harvard
MA

Town in Worcester County, Massachusetts

From Petersham
34.4 mi
00h 44m
To Boston
39.9 mi
00h 44m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
62°F
Thursday

Mostly Sunny

Starts
Thu, Apr 23 6:00 AM EDT
Wind
2 to 10 mph NW
Destination
58°F
Thursday

Partly Sunny

Starts
Thu, Apr 23 6:00 AM EDT
Wind
2 to 9 mph NW

Driving Route Map

The map below follows the saved road route between Petersham and Boston.

Turn-by-Turn Driving Directions

Step-by-step road directions between Petersham and Boston.

  1. 1

    Start on Common Street

    56 m · 16 sec · Common Street

  2. 2

    Turn sharp left onto South Main Street

    1.2 mi · 2 min · South Main Street

  3. 3

    Turn right onto Popple Camp Road

    2.2 mi · 4 min · Popple Camp Road

  4. 4

    Continue on Petersham Road

    1.2 km · 1 min · Petersham Road

  5. 5

    Continue on Queen Lake Road

    2.6 mi · 5 min · Queen Lake Road

  6. 6

    Continue on Dudley Road

    2.1 mi · 4 min · Dudley Road

  7. 7

    Turn right onto Patriots Road

    1.5 km · 2 min · Patriots Road

  8. 8

    Take the ramp slight right

    2367 ft · 1 min

  9. 9

    Merge slight left

    17.2 mi · 24 min

  10. 10

    Keep slight left to continue on Concord Turnpike

    12.6 mi · 17 min · Concord Turnpike

  11. 11

    Continue on Captain Isaac Davis Highway

    6.3 mi · 9 min · Captain Isaac Davis Highway

  12. 12

    Continue on Union Turnpike

    3019 ft · 2 min · Union Turnpike

  13. 13

    Enter the roundabout and take exit 2 toward Concord Rotary

    100 m · 4 sec · Elm Street

  14. 14

    Exit the rotary onto Elm Street

    1635 ft · 35 sec · Elm Street

  15. 15

    Continue on Concord Turnpike

    3.7 mi · 5 min · Concord Turnpike

  16. 16

    Continue on Cambridge Turnpike Rte 2

    3.5 mi · 5 min · Cambridge Turnpike Rte 2

  17. 17

    Continue on Concord Highway

    3.4 mi · 5 min · Concord Highway

  18. 18

    Continue on Concord Turnpike

    3.5 mi · 5 min · Concord Turnpike

  19. 19

    Take the exit slight left toward MA 16 East, US 3 North: Medford, Woburn

    144 m · 14 sec

  20. 20

    Merge slight right onto Alewife Brook Parkway

    1.5 km · 3 min · Alewife Brook Parkway

  21. 21

    Turn right onto Powder House Boulevard

    1.5 km · 2 min · Powder House Boulevard

  22. 22

    Enter the roundabout and take exit 4 toward Powder House Square

    71 m · 5 sec

  23. 23

    Exit the rotary

    8 m · 1 sec

  24. 24

    Continue on Warner Street

    914 ft · 20 sec · Warner Street

  25. 25

    Continue on Harvard Street

    1 km · 1 min · Harvard Street

  26. 26

    Turn right onto Mystic Avenue

    1.3 mi · 3 min · Mystic Avenue

  27. 27

    Take the ramp straight toward I 93 South: Boston

    734 ft · 18 sec

  28. 28

    Keep slight left to continue on I 93 South: Boston

    1599 ft · 39 sec

  29. 29

    Merge slight left

    2 mi · 3 min

  30. 30

    Take the exit slight right toward MA 1A Toll: Airport, Government Center

    889 ft · 22 sec

  31. 31

    Keep slight right to continue on Government Center

    1028 ft · 31 sec

  32. 32

    Turn straight onto John F. Fitzgerald Surface Road

    598 ft · 27 sec · John F. Fitzgerald Surface Road

  33. 33

    Turn right onto State Street

    1486 ft · 55 sec · State Street

  34. 34

    Continue on Court Street

    144 m · 20 sec · Court Street

  35. 35

    Turn left onto Tremont Street

    102 m · 12 sec · Tremont Street

  36. 36

    Arrive at your destination

    0 m · 1 sec · Tremont Street

Car Route Details

A richer read on the saved driving route between Petersham and Boston.

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
36 steps
17 turns on the saved route
Ramps & Exits
11
3 merges, 8 ramps or exits
Navigation Density
48.5 / 100 mi
Decision points by distance
Main Roads
Concord Turnpike
19.8 mi · 27%
Patriots Road
18.6 mi · 25%
Captain Isaac Davis Highway
6.26 mi · 8%
Cambridge Turnpike Rte 2
3.51 mi · 5%
Concord Highway
3.43 mi · 5%
Queen Lake Road
2.58 mi · 3%
Longest Stretch

Patriots Road

Merge slight left

17.2 mi · 00h 24m

Route Summary

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

Trip Read

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.

Drive Time
01h 28m
Day trip friendly
Same-Day Return
02h 58m
Round-trip wheel time
Road vs Air
+16.1 mi
58.2 mi direct line
Halfway Stop
Harvard
00h 44m from Petersham
Leave By
3:32 PM EDT
Morning start is best
Weather Watch

Mostly Sunny leaving Petersham and Partly Sunny near Boston.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Petersham to Boston?

The road trip is about 74.3 miles (119.6 km) and usually takes 01h 28m 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?

Harvard is a useful midpoint, sitting about 34.4 miles from Petersham and 39.9 miles from Boston.

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

The direct path is about 58.2 miles (93.6 km), while the road route adds roughly 16.1 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 3:32 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $10.19 one way or $20.38 round trip. Estimated CO2 is about 23.3 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny around Petersham and Partly Sunny near Boston.

Stop Ideas Near Harvard

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 Harvard and the surrounding midpoint area.
Stop photo coming soon
Scenic stop 11.1 mi away

City Hall - Internet Backbone Point

Fitchburg , MA
Boulder Dr, Fitchburg, MA 01420
Landmark
Leominster City Hall
Meeting point 7.9 mi away

Leominster City Hall

Leominster , MA
25 West St, Leominster, MA 01453
Rating 4.0/5 19 reviews City Hall

Transit and Meeting Points

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

RAIL

Framingham station

28 mi away
417 Waverly St.
RAIL

Union Station

32 mi away
2 Washington Square
BUS

Nashua, NH

33 mi away
8 North Southwood Drive
RAIL

Anderson Regional Transportation Center

36 mi away
100 Atlantic Ave.

Flight Path Map

This map shows the direct air route between Petersham and Boston. Straight-line distance: 58.19 mi (93.64 km).

Petersham

#1 Petersham

Town in Massachusetts

Population1,237
Coordinates42.4875900, -72.1870300
Altitude330
CountryUnited States
Boston

#2 Boston

The twenty-first most populous city in the United States and the center of the Boston metropolitan area.

Population691,531
Coordinates42.3584300, -71.0597700
Altitude14
CountryUnited States
Start: Common Street (-72.186713, 42.487742)
End: Tremont Street (-71.060061, 42.358547)

Estimated Travel Time

Distance: 120 km by road

SpeedTime
30 mph (48.3 km/h)02h 28m
40 mph (64.37 km/h)01h 51m
50 mph (80.47 km/h)01h 29m
60 mph (96.56 km/h)01h 14m
70 mph (112.65 km/h)01h 03m
80 mph (129 km/h)00h 55m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
2.62 gal
9.93 L · about $10.19
Round trip
$20.38
5.24 gal · 19.86 L
Estimated CO2
23.3 kg one way
Round trip: 46.6 kg / 103 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $10.19 $20.38
Mid-grade $4.40 $11.52 $23.04
Premium $4.80 $12.57 $25.15
Diesel $4.49 $11.76 $23.52

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 Massachusetts · Apr 23, 2026

There is no time difference between Petersham and Boston. The current time is 01:54:14.

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.