East Contra Costa in numbers
- Coordinates
- 37.9168, -121.6520
- Region
- California
- Country
- United States, North America
- Capital
- Washington, D.C. — 3850 km away
What time is it in East Contra Costa, California, United States
The time now in East Contra Costa, California, United States is shown here, following the America/Los_Angeles time zone (−7).
East Contra Costa, United States
Friday, 16 October 2026
UTC−7 · America/Los_Angeles
Local time in East Contra Costa
UTC−7 · daylight saving time is active
East Contra Costa keeps America/Los_Angeles clock_time.
The sun today
Sunrise 7:17 AM Solar noon 12:53 PM Sunset 6:29 PM Daylight 11 h 12 min Night 12 h 48 min Civil twilight 6:51 AM – 6:56 PM
Weather in East Contra Costa right now
Loading the current weather…
Weather data by Open-Meteo, updated every 30 minutes.
East Contra Costa and its neighbours
Postal codes
- 94513 Brentwood — 3.7 km away
- 94505 Discovery Bay — 4.6 km away
- 94548 Knightsen — 6.3 km away
- 94561 Oakley — 9.7 km away
- 94514 Byron — 10.5 km away
- 94511 Bethel Island — 12.2 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 California
- Los Angeles 3 820 914
- San Diego 1 404 452
- San Jose 997 368
- San Francisco 827 526
- Fresno 542 107
- Sacramento 524 943
Same time zone — America/Los_Angeles
- Los Angeles United States
- San Diego United States
- San Jose United States
- San Francisco United States
- Seattle United States
- Portland United States
Nearby places
- Bixler — 3.7 km
- Brentwood — 4.2 km
- Werner — 4.6 km
- Discovery Bay — 4.7 km
- Byron — 5.7 km
- Knightsen — 5.9 km
Time and daylight in East Contra Costa
East Contra Costa, Bixler and Brentwood all run on one and the same time.
Postal areas within East Contra Costa come to 6.
The zone in force in East Contra Costa is America/Los_Angeles, with an offset of UTC−7. Seasonal change: Yes.
The sun rises at 7:17 AM, sets at 6:29 PM, and stays over East Contra Costa for 11 h 12 min. That is today's daylight.
Questions and answers
- What time zone is East Contra Costa in?
- East Contra Costa is in the America/Los_Angeles time zone, with an offset of −7.
- Does the time in East Contra Costa shift by an hour at any point in the year?
- Yes.
- What time does the day end in East Contra Costa?
- The sun sets at 6:29 PM.