The City Assessor’s office is responsible for maintaining and updating property records for all parcels of property within the City of Olean. We review new construction and demolitions, record sales, help to maintain property tax maps by working in cooperation with Cattaraugus County Real Property Services, prepare annual Assessment Rolls, County and City tax rolls, and mail out tax bills. We also provide information to property owners, appraisers, realtors, attorneys,…