How far is Greenwich, CT from Thomaston, CT?
The driving distance from Greenwich, CT to Thomaston, CT is about 67.4 miles (108.4 km), with a travel time of about 01h 29m by car.
- The straight-line flight distance is about 53.2 miles (85.6 km).
- For a round trip, plan for roughly 02h 59m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
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.
This route works well as a day trip with time at the destination.
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 01h 29m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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.
Town in Fairfield County, Connecticut, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Driving Route Map
The map below follows the saved road route between Greenwich and Thomaston.
Turn-by-Turn Driving Directions
Step-by-step road directions between Greenwich and Thomaston.
-
1
Start on West Elm Street
16 m · 6 sec · West Elm Street
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2
Turn left onto Field Point Road
1187 ft · 26 sec · Field Point Road
-
3
Turn slight left onto Sound View Drive
1145 ft · 23 sec · Sound View Drive
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4
Continue on Arch Street
1165 ft · 35 sec · Arch Street
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5
Take the ramp left toward I 95 North: New Haven
1220 ft · 30 sec
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6
Merge slight left
26.1 mi · 35 min
-
7
Take the exit slight right toward CT 25, CT 8: Trumbull, Waterbury
1 km · 1 min
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8
Continue straight
3.2 mi · 3 min
-
9
Keep slight right to continue on CT 8 North: Waterbury, New Haven
26 mi · 32 min
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10
Continue on I 84 East: Hartford
2109 ft · 1 min
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11
Continue on I 84 West: Danbury
9.5 mi · 12 min
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12
Take the exit slight right toward US 6 East, CT 222: Thomaston, Bristol
1238 ft · 42 sec
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13
Turn left onto East Main Street
2329 ft · 57 sec · East Main Street
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14
Turn sharp left onto Park Street
12 m · 1 sec · Park Street
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15
Arrive at your destination
0 m · 1 sec · Park Street
Car Route Details
A richer read on the saved driving route between Greenwich and Thomaston.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
I 95 North
Merge slight left
26.1 mi · 00h 35m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Sunny leaving Greenwich and Sunny near Thomaston.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Greenwich to Thomaston?
The road trip is about 67.4 miles (108.4 km) and usually takes 01h 29m 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?
Trumbull is a useful midpoint, sitting about 33.7 miles from Greenwich and 33.7 miles from Thomaston.
How much longer is the road route than the straight-line distance?
The direct path is about 53.2 miles (85.6 km), while the road route adds roughly 14.2 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 3:30 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $9.39 one way or $18.78 round trip. Estimated CO2 is about 21.2 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Greenwich and Sunny near Thomaston.
Stop Ideas Near Trumbull
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Trumbull.
Bridgeport
Union Station
Stamford Transportation Center
Wallingford station
Flight Path Map
This map shows the direct air route between Greenwich and Thomaston. Straight-line distance: 53.21 mi (85.63 km).
#1 Greenwich
Town in Fairfield County, Connecticut, United States
| Population | 62,769 |
| Coordinates | 41.0264900, -73.6284600 |
| Altitude | 28 |
| Country | United States |
#2 Thomaston
Town in Connecticut, United States
| Population | 7,505 |
| Coordinates | 41.6739900, -73.0731600 |
| Altitude | 124 |
| Country | United States |
End: Thomaston (-73.07316, 41.67399)
Estimated Travel Time
Distance: 108 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 14m |
| 40 mph (64.37 km/h) | 01h 41m |
| 50 mph (80.47 km/h) | 01h 20m |
| 60 mph (96.56 km/h) | 01h 07m |
| 70 mph (112.65 km/h) | 00h 57m |
| 80 mph (129 km/h) | 00h 50m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.95 | $9.39 | $18.78 |
| Mid-grade | $4.46 | $10.61 | $21.22 |
| Premium | $4.86 | $11.56 | $23.12 |
| Diesel | $6.00 | $14.27 | $28.55 |
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 Connecticut · May 12, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.