California · Sonoma County

Small Claims Court in Sonoma County

A complete filing guide.

Small claims court is where money disputes are resolved on simplified procedures, with a filing fee set by the court and a hearing before a judge.

Below: the claim limit, the court's filing fee, the courthouse with its hours and phone, the towns and ZIP codes this county covers, and how to file. Squabble prepares the paperwork and files it for you.

Claims up to $12,500 Squabble handles the filing No lawyer at the hearing
Local Courts

Where to file small claims in Sonoma County

Small claims here are heard at more than one courthouse. The court matches a case to a location by address.

1 2
Sonoma County

Tap a courthouse to see its details in the list below.

1
Santa Rosa
Superior Court of California - County of Sonoma
3055 Cleveland Ave, Santa Rosa, CA, 95403
(707) 521-6610
2
J Santa Rosa
Superior Court of California - County of Sonoma
600 Administration Drive, J Santa Rosa, CA, 95403
(707) 521-6610

Not sure which courthouse? Use the court's official court locator to match your ZIP code to the correct location, or let Squabble identify it for you automatically. Hub courthouses can change; confirm before you file.

Sonoma County has 2 courthouses listed above; Superior Court of California - County of Sonoma is one of them. Sonoma County covers 50 ZIP codes, including the Annapolis, Bodega and Bodega Bay areas.

E-filing

Yes

Remote hearings

Some, by court

Clerk hours

Monday to Friday 8:00 AM to 3:30 PM
Saturday to Sunday Closed

In this county

Filing in Sonoma County

Small claims in Sonoma County

Small claims cases in Sonoma County are handled by the Superior Court of California, County of Sonoma, located at 3055 Cleveland Ave in Santa Rosa, ZIP code 95403. The court also maintains a location at 600 Administration Drive in Santa Rosa. The claim limit in small claims is $12,500. The clerk's office operates Monday through Friday from 8:00 AM to 3:30 PM and is closed Saturday and Sunday. The court can be reached at (707) 521-6610, and information is posted at http://sonoma.courts.ca.gov/. Electronic filing is available. Sonoma County has a population of 485,375 and covers communities including Petaluma, Healdsburg, Cloverdale, Cotati, Guerneville, Sebastopol area towns such as Graton and Forestville, and coastal places such as Bodega Bay and Jenner, along with ZIP codes such as 94952, 95401, 95404, and 95409. The county lies near Marin County, Napa County, and Lake County. The Superior Court of California is the court system that hears these matters within the county.

Where Sonoma County hears these cases

More than one location takes small claims here. The court matches a case to a location by address.

Superior Court of California - County of Sonoma

3055 Cleveland Ave, Santa Rosa, CA 95403
Hours
Monday to Friday8:00 AM to 3:30 PM
Saturday to SundayClosed

Superior Court of California - County of Sonoma

600 Administration Drive, J Santa Rosa, CA 95403
Hours
Monday to Friday8:00 AM to 3:30 PM
Saturday to SundayClosed

Sonoma County at a glance

Population485,375
Court sits inSanta Rosa
Court systemSuperior Court of California
Claim limit$12,500
ZIP codes in county50
Towns and cities35
Electronic filingAvailable

Towns and ZIP codes in Sonoma County

A case filed here usually comes from one of these communities:

Annapolis, Bodega, Bodega Bay, Boyes Hot Springs, Camp Meeker, Cazadero, Cloverdale, Cotati, Duncans Mills, El Verano, Eldridge, Forestville, Fulton, Geyserville, Glen Ellen, Graton, Guerneville, Healdsburg, Jenner, Kenwood, Monte Rio, Occidental, Penngrove, Petaluma, Rio Nido, Rohnert Park, Santa Rosa, Sebastopol, Sonoma, Stewarts Point, The Sea Ranch, Valley Ford, Villa Grande, Vineburg, Windsor.

All 50 ZIP codes in Sonoma County
9492294923949269492794928949319495194952949539495494955949729497594999954019540295403954049540595406954079540995412954169541995421954259543095431954339543695439954419544295444954469544895450954529546295465954719547295473954769548095486954879549295497

Sonoma County in context

Sonoma County is the 17th most populous of California's 58 counties, with about 485,375 residents. Superior Court of California - County of Sonoma, in Santa Rosa, is about 17 miles from the Marin County courthouse in San Rafael and 13 miles from the Napa County courthouse in Napa.

Nearby counties

If the other side lives just over the county line, the case may belong next door:

Squabble in Sonoma County

Cases prepared since Jan 202425
Median claim$4,900

Figures as of September 2026, from Squabble's own case records.

Sources for Sonoma County

The Essentials

Small claims filing requirements in Sonoma County

$12,500
Maximum claim
$12,500 maximum
$30–$75
Court filing fee
Set by the court, by claim size
Available
E-filing
File electronically
Not permitted
Lawyer at hearing
Self-represented

Rules set by California

State law sets the rules on what the court can hear, serving the other side, filing deadlines, interest, the hearing and collecting a judgment.

Step by Step

How to file a small claims case in Sonoma County

Filing fee
  • Claims up to $1,500: $30
  • Claims up to $5,000: $50
  • Claims over $5,000: $75
File online
Yes, this court accepts small-claims filings online
Where
The courthouses listed above
Or let Squabble file it
Start your claim
FAQ

Sonoma County small claims court FAQs

How much can you sue for?+
Up to $12,500 for individuals, $6,250 for a business.
What does it cost to file?+
$30–$75.
Where do you file?+
At Superior Court of California - County of Sonoma, Superior Court of California - County of Sonoma.
Can you file online?+
Yes.
Where is the courthouse?+
Superior Court of California - County of Sonoma, 3055 Cleveland Ave, Santa Rosa, CA 95403. Hours: Monday to Friday 8:00 AM to 3:30 PM; Saturday to Sunday Closed. Phone: (707) 521-6500.
Which towns does this county cover?+
Annapolis, Bodega, Bodega Bay, Boyes Hot Springs, Camp Meeker, Cazadero, Cloverdale, Cotati, Duncans Mills, El Verano, Eldridge, Forestville, Fulton, Geyserville, Glen Ellen, Graton, Guerneville, Healdsburg, Jenner, Kenwood, Monte Rio, Occidental, Penngrove, Petaluma, Rio Nido, Rohnert Park, Santa Rosa, Sebastopol, Sonoma, Stewarts Point, The Sea Ranch, Valley Ford, Villa Grande, Vineburg, Windsor.

Official sources

Last checked August 2026. Verify current details with the court.

Explore nearby More California counties
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