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800-596-3200 Citizen Request


The Real Property Office provides many services to local governments and school districts.

Services provided include: 

  • Maintain and produce assessment rolls, tax rolls and tax bills
  • Process applications for corrected tax billings
  • Provide assistance in the enforcement of unpaid taxes (Annual Tax Auction)
  • Provide training for assessors and boards of assessment review members
  • Administer special franchise, utilities and special district tax matters
  • Provide real property tax exemption administration services
  • Administer and maintain the Real Property System (RPS) – NYS software system used by all municipalities in Oswego County
  • Provide advisory appraisals to the county and/or the local assessor
  • Provide assistance and support to local municipalities in assessment administration matters
  • Serve as the clearing house for the collection and distribution of information relating to the assessment of real property
  • Serve school districts and local municipalities in the preparation of levy and apportionment data
  • Produce and provide “Impact Notices” and Change of Assessment Notices for all municipalities in Oswego County