Contact Information
- Office Name:
- Oconto County Treasurer
- Phone:
- (920) 834-6813
- Official Website:
- Visit Website
- County FIPS:
- 55083
- Data Available Online:
- Yes
- Last verified:
- 2026-07-13
Searching Oconto County Treasurer Records
Data available
tax billstax payment historyproperty assessments
Use the Oconto County Web Portal linked from the Treasurer page. Search by parcel number, owner name, or house number; Guest Sign In may be required. Online payment (with convenience fees) is available for second-installment and delinquent taxes after February.
Additional Information
The Oconto County Treasurer collects and records property taxes and maintains delinquent-tax records. The official office page is on ocontocountywi.gov; phone 920-834-6813. Public tax and assessment details are searchable through the county GCS Web Portal.
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