Court directory

# Benton County Circuit Court

## Court information

### Benton County Circuit Court

Benton County Courthouse

Physical address

Benton County Courthouse, 120 NW 4th St, Corvallis, OR 97330

Mailing address

Benton County Circuit Ct, 120 NW 4th St, Corvallis, OR 97330

Phone

(541) 243-7850

Clerk's office

(541) 243-7819

[Official court website](https://www.courts.oregon.gov/courts/pages/locations.aspx) Checked Aug 14, 2026

### Benton County Circuit Court - Samaritan Inpatient Mental Health

Samaritan Inpatient Mental Health

Physical address

Samaritan Inpatient Mental Health, 3509 NW Samaritan Dr, Corvallis, OR 97330

[Official court website](https://www.courts.oregon.gov/courts/pages/locations.aspx) Checked Aug 14, 2026

Aliases: OR Benton County Circuit Court · Oregon Benton County Circuit Court · Oregon Benton County Cir. Ct. · OR Benton County Cir. Ct.

## Assigned Judges

- [Joan E Demarest Judge](/kyj/judge/joan-e-demarest-judge-benton-county-circuit-court-2-or)

- [Keri J Smith Judge](/kyj/judge/keri-j-smith-judge-benton-county-circuit-court-4-or)

- [Matthew J Donohue Presiding Judge](/kyj/judge/matthew-j-donohue-presiding-judge-benton-county-circuit-court-3-or)