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Contra Costa County · California
Process Server in Contra Costa County, CA
Process service, court filing and document delivery throughout Contra Costa County — from Concord and Richmond to Antioch and Walnut Creek. Coordinated by our Los Angeles team and completed by California registered process servers.
Contra Costa County process server
Process service in Contra Costa County
Contra Costa County stretches from the refineries and port facilities of Richmond to the suburbs of Walnut Creek, Lafayette and San Ramon and the growing cities of Antioch, Pittsburg and Brentwood in East County. The county courts are based in Martinez.
With a mix of corporate offices, industrial sites and residential suburbs, our work here ranges from business service at Bishop Ranch to substituted service in East County subdivisions.
We serve papers anywhere in Contra Costa County, including Concord, Richmond, Antioch, Walnut Creek, San Ramon and Martinez. Every assignment is completed by a California registered process server, with GPS-stamped attempts and a signed proof of service you can file.
Our services in Contra Costa County
Each service is available at standard, rush, same-day rush or urgent speed, depending on location.
Cities we serve in Contra Costa County
Every address in Contra Costa County is covered, including unincorporated communities.
- Concord
- Richmond
- Antioch
- Walnut Creek
- San Ramon
- Martinez
- Pittsburg
- Brentwood
- Pleasant Hill
- Lafayette
- Danville
- Orinda
- Hercules
- Pinole
- El Cerrito
- Oakley
Don’t see your city? We serve every community in Contra Costa County — enter the address on the service request form and we’ll confirm.
Contra Costa County court information
Where Contra Costa County cases are filed.
County court
Superior Court of California, County of Contra Costa
Main courthouse in Martinez
Good to know
Which courthouse?
The Contra Costa County Superior Court is centered in Martinez, with additional court locations in the county’s eastern and western regions. Your case’s assigned courthouse is shown on the filed complaint or notice of case assignment. Check the court’s official website for current addresses, hours and eFiling rules.
Serving papers in Contra Costa County: what to expect
Local conditions that affect how and when papers are served.
Business parks
Bishop Ranch in San Ramon and office areas in Walnut Creek and Concord have reception desks and security. We serve the right person or the registered agent.
Industrial sites
Refineries and plants in Richmond, Martinez and Pittsburg have restricted access. We serve employees at home or companies through their agents.
East County commutes
Antioch, Brentwood and Oakley residents often have long commutes. We vary attempt times, including early mornings and weekends.
Coordinated from Los Angeles
Martinez is about 350 miles from downtown Los Angeles. We assign a registered process server based in or near Contra Costa County, so you get local service with one point of contact.
Service speed options in Contra Costa County
Standard (3–5 business days), rush (24–48 hours), same-day rush and urgent special handling, depending on location. We confirm a quote before any work begins.
Contra Costa County process server FAQ
Have a different question? Contact us or call (888) 531-2220.
Do you serve process in Contra Costa County?
Yes. We serve papers anywhere in Contra Costa County, including Concord, Richmond, Antioch, Walnut Creek and San Ramon. Each assignment is completed by a California registered process server and coordinated by our Los Angeles team.
Where is the Contra Costa County courthouse?
Civil, family and probate cases filed in Contra Costa County are handled by the Superior Court of California, County of Contra Costa. The Contra Costa County Superior Court is centered in Martinez, with additional court locations in the county’s eastern and western regions. Your case’s assigned courthouse is shown on the filed complaint or notice of case assignment. Check the court’s official website for current addresses, hours and eFiling rules.
How much does a process server cost in Contra Costa County?
The price depends on where in Contra Costa County the papers are served, how fast you need service (standard, rush, same-day or urgent) and how hard the person is to find. Send your documents and the address through our service request form or call (888) 531-2220. We confirm the quote first, and nothing starts until you approve it.
How long does it take to serve papers in Contra Costa County?
Standard service typically takes 3–5 days and rush service 24–48 hours. Same-day rush and urgent handling are available when the location and timing allow. Remote areas of Contra Costa County can take longer, and we confirm timing with your quote.
Can I serve court papers myself in Contra Costa County?
If you are a party to the case, no. California requires that papers be served by an adult (18 or older) who is not a party to the action (Code of Civil Procedure § 414.10). Most people hire a registered process server so the service is documented and the proof of service is accurate.
What is proof of service, and do you file it with the Contra Costa County court?
After service, the process server completes and signs a proof of service under penalty of perjury describing when, where and how the papers were delivered. We email you the signed proof and can eFile it with the Contra Costa County Superior Court on request, where eFiling is available.
Counties near Contra Costa County
We serve every California county with the same service options.
Free quote
Need papers served in Contra Costa County?
Tell us what you need and we’ll confirm price and timing for your Contra Costa County address.
Documents ready? Upload them with the Start a Service Request form — standard and large PDFs accepted.
Talk to our team(888) 531-2220
Process service across Contra Costa County
Standard, rush, same-day rush and urgent options.