ZIP Code 94517: Clayton, CA
County: Contra Costa County
Coordinates: 37.91540, -121.91000
ZIP Type: Standard
Time Zone: Pacific Time (PT)
Get a reliable snapshot of the Clayton, CA postal area 94517. This page summarizes county, coordinates, and local facts to help with services and location research.
| Primary City | Clayton |
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| ZIP Code | 94517 |
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| County | Contra Costa County |
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| State | CA |
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| Latitude / Longitude | 37.91540, -121.91000 |
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| ZIP Type | Standard |
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| Time Zone | Pacific Time (PT) |
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| Data Updated | 2026-01-08 |
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Maps & Useful Links
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These links show the approximate center point for ZIP 94517 (not an exact boundary).
Geographic & Administrative Context
For mapping and verification, 94517 is commonly represented around 37.91540, -121.91000. These coordinates help identify the general area within Contra Costa County, CA.
Local Coverage Notes
ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 94517 for mail delivery and general location reference in
Contra Costa County,
CA.
Some addresses near Clayton may share this ZIP due to delivery routing and local service areas.
Related ZIP Codes (Nearby)
Explore other postal codes near Clayton within CA.
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Frequently Asked Questions
What is the primary city for ZIP code 94517?
The primary city for this ZIP code is Clayton, located in CA.
In which county is 94517 located?
ZIP code 94517 is situated within Contra Costa County, CA.
What are the coordinates for 94517?
The approximate center point is 37.91540 (Latitude) and -121.91000 (Longitude).
Is ZIP code 94517 active?
This page lists ZIP 94517 as Listed based on the latest refresh date shown above.
Does ZIP 94517 cover multiple areas?
Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.
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Methodology & Data Notes
How we build this page: We generate this page from a structured ZIP dataset and refresh key fields (city, county, and coordinates) during scheduled updates. Coordinates represent an approximate center point, not an official boundary map.
Sources: Public ZIP reference datasets and geographic coordinate references. If you use specific sources (e.g., USPS, Census), list them on your About/Methodology page.
Page updated: 2026-01-08