Boulder Brook in numbers
- Coordinates
- 39.7962, -75.5224
- Elevation
- 90 m above sea level
- Region
- Delaware
- Country
- United States, North America
- Capital
- Washington, D.C. — 164 km away
What time is it in Boulder Brook, Delaware, United States
The time now in Boulder Brook, Delaware, United States is shown here, following the America/New_York time zone (−4).
Boulder Brook, United States
Sunday, 6 September 2026
UTC−4 · America/New_York
Local time in Boulder Brook
UTC−4 · daylight saving time is active
Boulder Brook keeps America/New_York time.
The sun today
Sunrise 6:36 AM Solar noon 1:02 PM Sunset 7:28 PM Daylight 12 h 52 min Night 11 h 08 min Civil twilight 6:08 AM – 7:55 PM
Weather in Boulder Brook right now
Loading the current weather…
Weather data by Open-Meteo, updated every 30 minutes.
Boulder Brook and its neighbours
Postal codes
- 19803 Wilmington — 0.9 km away
- 19810 Wilmington — 2.9 km away
- 19809 Wilmington — 3.7 km away
- 19732 Rockland — 4.4 km away
- 19802 Wilmington — 4.5 km away
- 19703 Claymont — 5.0 km away
- 19806 Wilmington — 5.6 km away
- 19710 Montchanin — 5.7 km away
- 19884 Wilmington — 6.0 km away
- 19885 Wilmington — 6.0 km away
- 19886 Wilmington — 6.0 km away
- 19893 Wilmington — 6.0 km away
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 Delaware
- Wilmington 70 898
- Dover 39 403
- Newark 33 817
- Middletown 20 372
- Bear 19 371
- Brookside 14 353
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
- Wickwood — 0.6 km
- Bellewood — 0.8 km
- Welshire — 1.4 km
- Benton — 1.7 km
- Blue Rock Manor — 1.7 km
- Wilmont — 1.7 km
Boulder Brook: clock, sun and surroundings
Postal codes valid in Boulder Brook number 12.
Boulder Brook sets its clocks by America/New_York, which runs UTC−4. Daylight saving time here: Yes.
The horizon brightens over Boulder Brook at 6:36 AM, and the sun sets at 7:28 PM. Daylight runs 12 h 52 min.
Nearby Claymont and Edgemoor follow the same clock as Boulder Brook.
Questions and answers
- How is the time zone for Boulder Brook identified?
- The time zone for Boulder Brook is identified as America/New_York, with an offset of −4.
- Is there a daylight saving time change in Boulder Brook?
- Daylight saving in Boulder Brook: Yes.
- Do you know the time of sunrise in Boulder Brook?
- Yes, it is 6:36 AM.