Old Greenwich in numbers
- Coordinates
- 41.0229, -73.5648
- Elevation
- 8 m above sea level
- Population
- 6 611
- Region
- Connecticut
- Country
- United States, North America
- Capital
- Washington, D.C. — 379 km away
What time is it in Old Greenwich, Connecticut, United States
The current local time in Old Greenwich, Connecticut, United States is displayed here for the America/New_York time zone (−4).
Old Greenwich, United States
Saturday, 31 October 2026
UTC−4 · America/New_York
Local time in Old Greenwich
UTC−4 · daylight saving time is active
What the clock shows right now in Old Greenwich.
The sun today
Sunrise 7:25 AM Solar noon 12:39 PM Sunset 5:53 PM Daylight 10 h 28 min Night 13 h 32 min Civil twilight 6:56 AM – 6:22 PM
Weather in Old Greenwich right now
Loading the current weather…
Weather data by Open-Meteo, updated every 30 minutes.
Old Greenwich and its neighbours
Postal codes
- 06870
Postal codes come from the free GeoNames dataset. Where a code is listed with a distance, it belongs to a nearby settlement — GeoNames spells that name differently from ours.
Largest cities in Connecticut
- Bridgeport 147 629
- New Haven 130 322
- Stamford 128 874
- North Stamford 121 230
- Hartford 121 054
- Waterbury 108 802
Same time zone — America/New_York
- New York City United States
- Brooklyn United States
- Queens United States
- Philadelphia United States
- Manhattan United States
- The Bronx United States
Nearby places
- Riverside — 1.6 km
- Cos Cob — 3.1 km
- Mianus — 3.2 km
- Stamford — 4.0 km
- Northfield — 4.8 km
- Ridgeway — 4.9 km
Local time details for Old Greenwich
Old Greenwich and nearby Riverside and Cos Cob are never an hour apart.
Delivery zones in Old Greenwich are marked by 1 postal code.
Local timekeeping in Old Greenwich uses America/New_York, equal to UTC−4. Summer clock change: Yes.
For Old Greenwich today, sunrise is 7:25 AM and sunset is 5:53 PM. Daylight lasts 10 h 28 min.
Questions and answers
- What is the correct time zone for Old Greenwich?
- The correct time zone for Old Greenwich is America/New_York, with an offset of −4.
- Is daylight saving time observed at this location, Old Greenwich?
- Daylight saving time in Old Greenwich: Yes.
- What time does the day start in Old Greenwich?
- The sun rises at 7:25 AM.