How far is Greenwich, CT from Darien, CT?
The driving distance from Greenwich, CT to Darien, CT is about 10.4 miles (16.7 km), with a travel time of about 00h 15m by car.
- The straight-line flight distance is about 9.1 miles (14.6 km).
- For a round trip, plan for roughly 00h 31m 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 15m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
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.
The second most populous city in Connecticut.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms
Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Greenwich and Darien.
Turn-by-Turn Driving Directions
Step-by-step road directions between Greenwich and Darien.
-
1
Start on West Elm Street
16 m · 6 sec · West Elm Street
-
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
-
4
Continue on Arch Street
1165 ft · 35 sec · Arch Street
-
5
Take the ramp left toward I 95 North: New Haven
1220 ft · 30 sec
-
6
Merge slight left
8.5 mi · 12 min
-
7
Take the exit slight right toward US 1: Darien
1195 ft · 34 sec
-
8
Keep slight left to continue on US 1 North: Darien, R.R. Station
63 m · 8 sec
-
9
Turn straight onto Post Road
3268 ft · 1 min · Post Road
-
10
Turn left
59 m · 14 sec
-
11
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Greenwich and Darien.
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 95 North
Merge slight left
8.52 mi · 00h 12m
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.
Chance Showers And Thunderstorms leaving Greenwich and Chance Rain Showers near Darien.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Greenwich to Darien?
The road trip is about 10.4 miles (16.7 km) and usually takes 00h 15m 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?
Stamford is a useful midpoint, sitting about 5.2 miles from Greenwich and 5.2 miles from Darien.
How much longer is the road route than the straight-line distance?
The direct path is about 9.1 miles (14.6 km), while the road route adds roughly 1.3 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 7:58 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $1.42 one way or $2.84 round trip. Estimated CO2 is about 3.2 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms around Greenwich and Chance Rain Showers near Darien.
Stop Ideas Near Stamford
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Norwalk City Hall parking
City of Norwalk, Connecticut
Greenburgh Town Court
Old Town Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Stamford.
Stamford Transportation Center
New Rochelle station
Bridgeport
Croton–Harmon station
Flight Path Map
This map shows the direct air route between Greenwich and Darien. Straight-line distance: 9.05 mi (14.56 km).
#1 Greenwich
Town in Fairfield County, Connecticut, United States
| Population | 62,769 |
| Coordinates | 41.0264900, -73.6284600 |
| Altitude | 28 |
| Country | United States |
#2 Darien
Town in Connecticut
| Population | 21,693 |
| Coordinates | 41.0787100, -73.4692900 |
| Altitude | 14 |
| Country | United States |
End: Darien (-73.46929, 41.07871)
Estimated Travel Time
Distance: 17 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 20m |
| 40 mph (64.37 km/h) | 00h 15m |
| 50 mph (80.47 km/h) | 00h 12m |
| 60 mph (96.56 km/h) | 00h 10m |
| 70 mph (112.65 km/h) | 00h 08m |
| 80 mph (129 km/h) | 00h 07m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.95 | $1.42 | $2.84 |
| Mid-grade | $4.46 | $1.60 | $3.21 |
| Premium | $4.86 | $1.75 | $3.50 |
| Diesel | $6.00 | $2.16 | $4.32 |
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 · Apr 18, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.