Charlestown in numbers
- Coordinates
- 42.3779, -71.0620
- Population
- 20 397
- Region
- Massachusetts
- Country
- United States, North America
- Capital
- Washington, D.C. — 635 km away
- Same name
- 31 more places in the world share this name
What time is it in Charlestown, Massachusetts, United States
Get the current local time in Charlestown, Massachusetts, United States, a location in the America/New_York time zone (−4).
Charlestown, United States
Saturday, 31 October 2026
UTC−4 · America/New_York
Local time in Charlestown
UTC−4 · daylight saving time is active
What the clock shows right now in Charlestown.
The sun today
Sunrise 7:17 AM Solar noon 12:29 PM Sunset 5:41 PM Daylight 10 h 23 min Night 13 h 37 min Civil twilight 6:48 AM – 6:10 PM
Weather in Charlestown right now
Loading the current weather…
Weather data by Open-Meteo, updated every 30 minutes.
Charlestown and its neighbours
Postal codes
- 02129
- 02813
- 03603
- 21914
- 47111
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 Massachusetts
- Boston 653 833
- South Boston 571 281
- Worcester 206 518
- Springfield 154 341
- Lowell 110 699
- Cambridge 110 402
Other places named Charlestown
- Charlestown New South Wales, Australia
- Charlestown Rhode Island, United States
- Charlestown Indiana, United States
- Charlestown KwaZulu-Natal, South Africa
- Charlestown Saint Paul Charlestown, Saint Kitts And Nevis
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
- East Boston — 1.9 km
- East Cambridge — 1.9 km
- East Somerville — 2.0 km
- Somerville — 3.3 km
- Everett — 3.5 km
- Old Cambridge — 4.5 km
Time and daylight in Charlestown
Locations in Charlestown are covered by 5 postal codes.
The zone name for Charlestown is America/New_York and the offset is UTC−4. Daylight saving time: Yes.
The sun shows itself over Charlestown at 7:17 AM and sets at 5:41 PM today. That is 10 h 23 min of light.
Time in East Boston and East Cambridge, both close to Charlestown, runs the same.
Questions and answers
- What is the time zone designation for Charlestown?
- The time zone designation for Charlestown is America/New_York, with an offset of −4.
- Is daylight saving time observed at this location, Charlestown?
- Daylight saving time in Charlestown: Yes.
- When do sunrise and sunset happen in Charlestown?
- Sunrise is at 7:17 AM and sunset at 5:41 PM.