[Oswego County Homepage]
The Oswego County Treasurer's Office is currently on Summer Hours - Monday through Friday, 8:30 a.m. - 4 p.m. - until August 30, 2019.
The Oswego County Treasurer's Department has offered e-payments for Delinquent Property Taxes since 1/2/19 through Xpress-pay.
You can access billing information, parcel id, etc. from past years, here:Username: oswego-public
*For early or defaulted contract pay off, please contact our office for calculation.
Directions for using this site
Responsibilities and Services: Custodian of county funds and manages government finances. Maintains county tax maps and assessment records. Processes correction of errors. Conducts education and training sessions for Assessors and Board of Assessment Review members. Conducts county tax-property auctions.
Questions about the Oswego County Treasurer's Office?