Taxing Without Consent: Alameda County's Stealthy Supplemental Property Tax

Property construction or change in property ownership. Pay, look up or download your supplemental bill. Websearch secured, supplemental and prior year delinquent property taxes. Secured tax bills are payable online from 10/4/2023 to 7/1/2024. If the tax rate in your community has been established at 1. 20% (1% base rate plus. 20% for prior indebtedness) the property tax would be calculated as.