Origin
Stamford, CT
Late night in Stamford on Tuesday
Local time
4:14 AM
EDT
Current temp
60°F
Unavailable
Live forecast
Trip from Stamford, CT to Southport, CT
Pin this tripCompiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 21, 2026 · Editorial standards
Drive Time
23m
Distance
15.9 mi
26 km
Drive Score
6/10
Good drive
Same Day?
Yes, doable
Fuel Cost
$3
one way
EV Charging
Good
8 stations
Best Time to Leave
4 AM
0h 22m
★
6 AM
0h 24m
8 AM
0h 28m
10 AM
0h 25m
12 PM
0h 25m
3 PM
0h 25m
5 PM
0h 28m
8 PM
0h 23m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Stamford, CT
Wikimedia Commons
Southport, CT
David Kanigan
Trip Overview
Stamford to Southport is 15.9 miles and takes about 23 minutes via I-95, with a fuel budget near $3 and enough daylight to finish in a day. This short drive stays within Connecticut, moving from the Northeast region to the Northeast region. It's a quick hop that primarily uses I-95, making it a straightforward and efficient journey. Given its brevity, this trip is ideal for a spontaneous outing or as a brief segment of a larger New England adventure. You won't need to worry about extensive planning for this one; it's designed for ease.
Main Roads
| Road | Distance | Duration |
|---|---|---|
| I 95 | 14.1 mi | 18m |
| Grove Street | 0.3 mi | <1m |
| Old Post Road | 0.3 mi | 1m |
| Broad Street | 0.3 mi | <1m |
| Rennell Drive | 0.2 mi | <1m |
| Atlantic Street | 0.1 mi | <1m |
| Main Street | <0.1 mi | <1m |
Longest stretch:
I 95
— 14.1 mi, about 18m
Turn-by-Turn Driving Directions
Step-by-step road directions between Stamford, CT and Southport, CT.
1
Start on Atlantic Street
0.1 mi
·
18 sec
·
Atlantic Street
2
Turn right onto Broad Street
0.3 mi
·
57 sec
·
Broad Street
Use the straight / right lanes.
3
Turn right onto Grove Street
0.3 mi
·
48 sec
·
Grove Street
4
Take the ramp
0.3 mi
·
41 sec
Toward I 95 North: New Haven
5
Merge onto I 95
14 mi
·
18 min
·
I 95
Use the straight / slight right lanes.
6
Take the exit
0.2 mi
·
38 sec
Exit 19
Toward Center Street, Southport
Use the straight / slight right lanes.
7
Continue on Rennell Drive
0.2 mi
·
18 sec
·
Rennell Drive
8
Turn right onto Old Post Road
0.3 mi
·
1 min
·
Old Post Road
9
Turn right onto Main Street
87 ft
·
3 sec
·
Main Street
10
Arrive at destination
Main Street
Heads-up: tricky spots
5 of 75 decision points cluster between mile 0.1 and 15.9 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
6
0.1 mi into trip
|
~0m in
|
Broad Street
Turn right onto Broad Street
Lane positioning matters here
Use the straight / right lanes.
5
0.7 mi into trip
|
~2m in
Take the ramp toward I 95 North: New Haven
Navigation decision point
Toward I 95 North: New Haven
5
1 mi into trip
|
~2m in
|
I 95
Merge onto I 95
Merge point - match speed before joining. Lane positioning matters here
Use the straight / slight right lanes.
8
15.2 mi into trip
|
~21m in
Take the exit toward Center Street, Southport
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Exit 19
Toward Center Street, Southport
4
15.9 mi into trip
|
~23m in
|
Main Street
Turn right onto Main Street
Navigation decision point
Fuel & Cost
Regular Gas
$2.56 one way
$5.12 round trip
$4.09/gal
25.4 MPG avg
6 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.50 | $2.82 | $5.63 |
| premium | $4.86 | $3.04 | $6.09 |
| diesel | $5.61 | $3.51 | $7.02 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$3
Estimated CO2 emission: 5.6 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $2 in charging · 0 stops · 67% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 4.8 | 0 | $1.67 | $0.76 |
| Efficient EV | 4 | 0 | $1.39 | $0.64 |
| EV Truck/SUV | 6.4 | 0 | $2.23 | $1.02 |
Gas CO2
6 kg
EV CO2
2 kg (67% less)
This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Destination
Southport, CT
Late night in Southport on Tuesday
Local time
4:14 AM
EDT
Current temp
45°F
Unavailable
Live forecast
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
15 degrees cooler at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
23m on the road
Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
What kind of drive is this?
This drive is heavily focused on highway travel, with 89% of the route taking place on I-95. You'll experience a consistent highway pace for the majority of your trip, including a continuous stretch of 14.1 miles on I-95. While the primary roads include Grove Street and Old Post Road, they make up a small portion of the overall journey. Expect the character of the drive to remain largely consistent: a functional, high-speed transit between your starting and ending points in Connecticut.
89% highway — fuel and pacing are the main things to plan.
10 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 14.1 mi on I 95.
How Hard Is This Drive?
4/10
This is a straightforward highway drive that stays mostly on I 95 and Grove Street. There are only a few real navigation decisions along the way. The trickiest moment comes around 0.1 miles in near Broad Street.
Driving Effort
4/10
Easy - simple navigation with a manageable amount of wheel time
Balances navigation complexity with total wheel time.
This is a straightforward 23m drive. You will face about 7 decision points, but nothing that requires special attention if you follow navigation.
Where does it get tricky?
The main spots that need attention: at 0.1 miles (Broad Street): Lane positioning matters here; at 0.7 miles: Navigation decision point; at 1 miles (I 95): Merge point - match speed before joining. Lane positioning matters here.
About the Cities
Starting in Stamford, CT
Full guide →Stamford, Connecticut is the fourth largest city in the state, a center of regional activity in Fairfield County, and a hub of the Metro New York area. Its position between NYC and the rest of Connecticut defines Stamford’s character. Stamford takes on a big-city atmosphere in its downtown and the adjacent neighborhoods, then transitions to a more traditional suburban small-town Connecticut atmosphere in its northern sections. Stamford plays an active role in the NYC metro and Fairfield County art and music scene. It also has one of the largest and most diverse selections of restaurants and shopping in Fairfield County. Many large corporations are headquartered in Stamford, so it hosts a large reverse-commute from New York City in addition to commuters from Connecticut and nearby Westchester County, New York.
City content from Wikivoyage (CC BY-SA 4.0) and Wikidata (CC0).
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 23m. Total distance: 15.9 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
23m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (89%). Straightforward navigation.
Frequently Asked Questions
The longest stretch is about 14.1 miles on I 95. The full list of main roads is in the Roads section above.
Yes — we found about 6 rest areas or service plazas within a short detour of the route (from OpenStreetMap). See the Rest Stops tab under Nearby Places for locations and mile markers. Plan to stretch, use the bathroom, and top off fluids every 2–3 hours on longer drives.
Yes. At under 2 hours behind the wheel, this works well for families — plan one quick stop if you have younger kids.
The main spots that need attention: at 0.1 miles (Broad Street): Lane positioning matters here; at 0.7 miles: Navigation decision point; at 1 miles (I 95): Merge point - match speed before joining. Lane positioning matters here.
Yes — Weir Farm National Historical Park. See the National Parks section for detour distances and tips on detours.
Yes. A round trip is manageable in a single day if you plan a break at Southport, CT before heading back.
How this page is built
Compiled by the US Trip Planner planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, EIA for fuel prices, and NPS for national parks. See our methodology for refresh cadence and limitations.
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