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- 477K Residents
- $37B County GDP
- $76,617 GDP per Capita
Onondaga County
Onondaga County
Onondaga County is in Central New York, anchored by Syracuse (county seat and largest city). The economy mixes Syracuse University, Upstate Medical University, Crouse Hospital, Destiny USA mall, Lockheed Martin / JADC2 / Defense, the new Micron $100B+ semiconductor megafab in Clay (largest US chip investment), and Onondaga Nation territory. The County Clerk operates from 401 Montgomery Street.
Property in Onondaga
What every owner, heir, and investor should know.
Owning a home in Onondaga.
Onondaga is a moderately priced Central NY market with strong Micron-driven appreciation around Clay/Cicero.
- STAR / Enhanced STAR, senior, veteran, Cold War veteran, and disability exemptions apply.
- Property tax cycle: school bills September; county/town bills January.
- City of Syracuse and towns reassess periodically.
- Tax-foreclosure redemption under RPTL Article 11 (two-year window).
- Foreclosure surplus rights under RPAPL § 1361.
- Watch for Syracuse rental registry, lead-paint compliance (Lead Abatement Ordinance), and Onondaga Lake / brownfield zones.
Investing in Onondaga.
Onondaga is a top upstate growth market, with Micron-driven appreciation, SU student-rental demand, and rust-belt rehab opportunities.
- Tax-foreclosure auctions run by the County / City of Syracuse (annual).
- Judicial foreclosure auctions held at the Onondaga County Courthouse.
- Land records search via Onondaga County Clerk online records.
- Real Property parcel lookup at ongov.net/rpts.
- NYSCEF case search for lis pendens.
- Watch for City of Syracuse rental registry, lead-paint compliance, brownfield risk, and Inner Harbor / I-81 redevelopment overlays.
After a Onondaga foreclosure or tax deed sale.
Onondaga uses New York's judicial foreclosure process and runs in rem tax foreclosure under RPTL Article 11.
- Mortgage foreclosures filed in Supreme Court, 5th Judicial District.
- Judgment of Foreclosure and Sale executed by court-appointed Referee.
- Surplus money proceedings under RPAPL § 1361.
- City of Syracuse and Onondaga County run separate tax-enforcement programs.
- Post-Tyler v. Hennepin (2023) reforms require return of tax-foreclosure surplus to former owner.
- Notices published in the Syracuse Post-Standard / syracuse.com.
Courts and records in Onondaga.
- Onondaga County Courthouse — 401 Montgomery Street, Syracuse, NY 13202 — 5th Judicial District
- Supreme Court & County Court — Onondaga County Courthouse
- Family Court — 401 Montgomery Street, Syracuse
- Surrogate's Court — 401 Montgomery Street, Syracuse
- 5th Judicial District (Herkimer, Jefferson, Lewis, Oneida, Onondaga, Oswego)
- Appellate Division, 4th Department — 50 East Avenue, Rochester
- County Clerk — 401 Montgomery Street, Room 200 — (315) 435-2226 — ongov.net/clerk
- Real Property Tax Services — 421 Montgomery Street — (315) 435-2426
- Department of Finance — 421 Montgomery Street — (315) 435-2426
- Sheriff — 407 South State Street, Syracuse — (315) 435-3044