How far is Somerville, MA from Avon, MA?
The driving distance from Somerville, MA to Avon, MA is about 21.7 miles (34.9 km), with a travel time of about 00h 37m by car.
- The straight-line flight distance is about 18 miles (29 km).
- For a round trip, plan for roughly 01h 14m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
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.
This is an easy same-day return drive.
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 00h 37m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Town in Massachusetts
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Slight Chance Rain Showers then Sunny
Driving Route Map
The map below follows the saved road route between Somerville and Avon.
Turn-by-Turn Driving Directions
Step-by-step road directions between Somerville and Avon.
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1
Start on the route
50 m · 18 sec
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2
Turn left onto Highland Avenue
2121 ft · 2 min · Highland Avenue
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3
Continue on Medford Street
134 m · 13 sec · Medford Street
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4
Turn left onto McGrath Highway
3180 ft · 1 min · McGrath Highway
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5
Take the exit slight right toward I 93, MA 38: Medford, Boston
63 m · 6 sec
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6
Keep slight right to continue on I 93 South: Boston
96 m · 9 sec
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7
Turn slight right onto I 93 South: Boston
734 ft · 18 sec
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8
Keep slight left to continue on I 93 South: Boston
1599 ft · 39 sec
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9
Merge slight left
11.3 mi · 16 min
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10
Take the exit slight right toward Furnace, Brook Parkway, Quincy
1461 ft · 38 sec
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11
Turn straight onto Willard Street
145 m · 10 sec · Willard Street
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12
Enter the roundabout and take exit 1 toward Willard Street
31 m · 2 sec · Willard Street
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13
Exit the roundabout onto Willard Street
593 ft · 12 sec · Willard Street
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14
Keep slight left to continue on Willard Street
1.4 km · 2 min · Willard Street
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15
Continue on Granite Street
1.3 mi · 3 min · Granite Street
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16
Keep slight right to continue on Granite Street
1.5 km · 2 min · Granite Street
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17
Continue on Pond Street
2968 ft · 59 sec · Pond Street
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18
Continue on North Street
2.2 mi · 4 min · North Street
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19
Continue on South Main Street
2.3 mi · 4 min · South Main Street
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20
Turn left
31 m · 8 sec
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21
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Somerville and Avon.
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.
I 93 South
Merge slight left
11.3 mi · 00h 16m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Sunny leaving Somerville and Slight Chance Rain Showers then Sunny near Avon.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Somerville to Avon?
The road trip is about 21.7 miles (34.9 km) and usually takes 00h 37m 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?
Milton is a useful midpoint, sitting about 10.9 miles from Somerville and 10.9 miles from Avon.
How much longer is the road route than the straight-line distance?
The direct path is about 18 miles (29 km), while the road route adds roughly 3.7 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 7:16 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.00 one way or $5.99 round trip. Estimated CO2 is about 6.8 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Somerville and Slight Chance Rain Showers then Sunny near Avon.
Stop Ideas Near Milton
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Cocobeet - Boston
Boston's Old City Hall
Cambridge City Hall
City Hall Plaza
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Milton.
Route 128 station
Back Bay station
South Station
North Station
Flight Path Map
This map shows the direct air route between Somerville and Avon. Straight-line distance: 18 mi (28.97 km).
#1 Somerville
A city in Middlesex County, Massachusetts.
| Population | 80,935 |
| Coordinates | 42.3876000, -71.0995000 |
| Altitude | 28 |
| Country | United States |
#2 Avon
Town in Norfolk County, Massachusetts, United States
| Population | 4,557 |
| Coordinates | 42.1306600, -71.0411600 |
| Altitude | 66 |
| Country | United States |
End: Avon (-71.04116, 42.13066)
Estimated Travel Time
Distance: 35 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 43m |
| 40 mph (64.37 km/h) | 00h 32m |
| 50 mph (80.47 km/h) | 00h 26m |
| 60 mph (96.56 km/h) | 00h 21m |
| 70 mph (112.65 km/h) | 00h 18m |
| 80 mph (129 km/h) | 00h 16m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $3.00 | $5.99 |
| Mid-grade | $4.40 | $3.39 | $6.77 |
| Premium | $4.80 | $3.70 | $7.39 |
| Diesel | $4.49 | $3.46 | $6.91 |
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 11, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.