Court directory

# Supreme Court, Onondaga County

## Court information

### Onondaga County Courthouse

Physical address

401 Montgomery Street, Syracuse, NY 13202

Phone

(315) 671-1030

[Official court website](https://www.nycourts.gov/courts/5th-judicial-district/onondaga-supreme-county-courts) Checked Aug 15, 2026

### Dedicated Matrimonial Part

Physical address

333 East Washington St., 8th Floor, Syracuse, NY 13202

Phone

(315) 671-1030

[Official court website](https://www.nycourts.gov/courts/5th-judicial-district/onondaga-supreme-county-courts) Checked Aug 15, 2026

Aliases: New York Supreme Court, Onondaga County · NY Supreme Court, Onondaga County

## Assigned Judges

- [Martha E. Mulroy Judicial Officer](/kyj/judge/martha-e-mulroy-ny-trial-2ff43295)