Court directory

# Columbia County - Superior Court

## Court information

### COLUMBIA COUNTY Superior Court

Physical address

341 E Main St, Ste 2, Dayton, WA 99328-1361

Phone

(509) 382-4321

[Official court website](https://www.courts.wa.gov/court_dir/courtdirectory.pdf) Checked Aug 15, 2026

Aliases: WA Columbia County - Superior Court · Washington Columbia County - Superior Court · Washington Columbia County - Super. Ct. · WA Columbia County - Super. Ct.

## Assigned Judges

No current-serving judge assignments are indexed for this court.

Static court analytics

## Washington Superior Court analytics

Loading official Washington Court data…