How far is Waterbury, CT from Cos Cob, CT?

The driving distance from Waterbury, CT to Cos Cob, CT is about 55.8 miles (89.8 km), with a travel time of about 01h 14m by car.

  • The straight-line flight distance is about 46.1 miles (74.2 km).
  • For a round trip, plan for roughly 02h 29m 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
55.77 mi
01h 14m
Flight
46.09 mi
74.17 km direct

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

Learn Distance

Choose another destination from Waterbury.

Flight Distance

Direct air line
46.09 mi
Kilometers
74.17 km
Flight Time
00h 05m

Driving Distance

Road route
55.77 mi
Kilometers
89.75 km
Drive Time
01h 14m

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 14m.

Arrival Snapshot
Arrive in Cos Cob
Wed, Apr 15, 8:07 AM EDT
Return by in Waterbury
Wed, Apr 15, 9:21 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Waterbury
2026-04-15T06:52
Arrive Cos Cob
Wed, Apr 15, 8:07 AM EDT
Route Timing
01h 14m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
9:15 AM to 11:15 AM EDT

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

Leave by
4:00 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Waterbury
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
Bridgeport
CT

The second most populous city in Connecticut.

From Waterbury
27.9 mi
00h 37m
To Cos Cob
27.9 mi
00h 37m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
81°F
Wednesday

Chance Rain Showers

Starts
Wed, Apr 15 6:00 AM EDT
Wind
5 to 9 mph SW
Destination
79°F
Wednesday

Slight Chance Rain Showers

Starts
Wed, Apr 15 6:00 AM EDT
Wind
6 to 12 mph S

Driving Route Map

The map below follows the saved road route between Waterbury and Cos Cob.

Turn-by-Turn Driving Directions

Step-by-step road directions between Waterbury and Cos Cob.

  1. 1

    Start on West Main Street

    1403 ft · 50 sec · West Main Street

  2. 2

    Turn left onto Riverside Street

    35 m · 2 sec · Riverside Street

  3. 3

    Continue on Riverside Street

    1863 ft · 40 sec · Riverside Street

  4. 4

    Take the ramp straight toward CT 8 South: Bridgeport

    1266 ft · 31 sec

  5. 5

    Merge slight right

    29.6 mi · 36 min

  6. 6

    Keep slight right to continue on I 95 South: New York City

    1719 ft · 42 sec

  7. 7

    Merge slight left

    23.1 mi · 31 min

  8. 8

    Take the exit slight right toward US 1: Riverside, Old Greenwich

    956 ft · 35 sec

  9. 9

    Turn slight left onto East Putnam Avenue

    1.3 mi · 2 min · East Putnam Avenue

  10. 10

    Turn left onto Strickland Road

    146 m · 23 sec · Strickland Road

  11. 11

    Turn right onto Loughlin Avenue

    118 m · 23 sec · Loughlin Avenue

  12. 12

    Turn left onto Maplewood Drive

    817 ft · 36 sec · Maplewood Drive

  13. 13

    Arrive at your destination

    0 m · 1 sec · Maplewood Drive

Car Route Details

A richer read on the saved driving route between Waterbury and Cos Cob.

OSRM road route
Drive Character

Straightforward drive

The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.

Directions
13 steps
5 turns on the saved route
Ramps & Exits
4
2 merges, 2 ramps or exits
Navigation Density
23.3 / 100 mi
Decision points by distance
Main Roads
CT 8 South
29.9 mi · 54%
I 95 South
23.4 mi · 42%
East Putnam Avenue
1.3 mi · 2%
Riverside Street
0.37 mi · 1%
West Main Street
0.27 mi
US 1
0.18 mi
Longest Stretch

CT 8 South

Merge slight right

29.6 mi · 00h 36m

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 14m
Day trip friendly
Same-Day Return
02h 30m
Round-trip wheel time
Road vs Air
+9.7 mi
46.1 mi direct line
Halfway Stop
Bridgeport
00h 37m from Waterbury
Leave By
4:00 PM EDT
Morning start is best
Weather Watch

Chance Rain Showers leaving Waterbury and Slight Chance Rain Showers near Cos Cob.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Waterbury to Cos Cob?

The road trip is about 55.8 miles (89.8 km) and usually takes 01h 14m 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?

Bridgeport is a useful midpoint, sitting about 27.9 miles from Waterbury and 27.9 miles from Cos Cob.

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

The direct path is about 46.1 miles (74.2 km), while the road route adds roughly 9.7 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 4:00 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $7.77 one way or $15.54 round trip. Estimated CO2 is about 17.5 kg one way.

What should you check before leaving?

Before you leave, expect Chance Rain Showers around Waterbury and Slight Chance Rain Showers near Cos Cob.

Stop Ideas Near Bridgeport

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 Bridgeport and the surrounding midpoint area.
Norwalk City Hall parking
Scenic stop 13.2 mi away

Norwalk City Hall parking

Norwalk , CT
City Hall Dr, Norwalk, CT 06851
Rating 4.0/5 27 reviews Parking lot
Bridgeport City Hall
Meeting point 2.1 mi away

Bridgeport City Hall

Bridgeport , CT
45 Lyon Terrace, Bridgeport, CT 06604
Rating 4.5/5 36 reviews City Hall
Town Hall
Nearby stop 9.9 mi away

Town Hall

Weston , CT
56 Norfield Rd, Weston, CT 06883
Corporate office

Transit and Meeting Points

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

RAIL

Bridgeport

525 Water St.
RAIL

Union Station

26 mi away
50 Union Avenue
RAIL

Stamford Transportation Center

33 mi away
Washington Blvd and South State St.
RAIL

Wallingford station

43 mi away
37 Hall Avenue

Flight Path Map

This map shows the direct air route between Waterbury and Cos Cob. Straight-line distance: 46.09 mi (74.17 km).

Waterbury

#1 Waterbury

The second most populous city in Connecticut.

Population106,826
Coordinates41.5581500, -73.0515000
Altitude82
CountryUnited States
Photo coming soon

#2 Cos Cob

Cos Cob is a place in Connecticut, United States.

Population0
Coordinates41.0334300, -73.5995700
Altitude15
CountryUnited States
Start: Waterbury (-73.0515, 41.55815)
End: Cos Cob (-73.59957, 41.03343)

Estimated Travel Time

Distance: 90 km by road

SpeedTime
30 mph (48.3 km/h)01h 51m
40 mph (64.37 km/h)01h 23m
50 mph (80.47 km/h)01h 06m
60 mph (96.56 km/h)00h 55m
70 mph (112.65 km/h)00h 47m
80 mph (129 km/h)00h 41m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.97 gal
7.45 L · about $7.77
Round trip
$15.54
3.94 gal · 14.9 L
Estimated CO2
17.5 kg one way
Round trip: 35 kg / 77 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.95 $7.77 $15.54
Mid-grade $4.46 $8.78 $17.56
Premium $4.86 $9.57 $19.14
Diesel $6.00 $11.81 $23.63

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 15, 2026

There is no time difference between Waterbury and Cos Cob. The current time is 06:52:30.

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.