York Estate Agents - Find Real Estate in York | Beverley | Quairading | Dowerin | Northam Loan Calculator Years Interest Loan Amount Monthly Payment Calculate! Please Note: The loan calculator is only indicative of monthly mortgage payments. Stamp Duty Calculator Select State New South Wales Queensland Victoria South Australia Northern Territory Western Australia Tasmania Australian Capital Territory Purchase Price $ Stamp Duty $ Calculate! Please Note: The Stamp Duty Calculator should only be used as a guide. For more information regarding Stamp Duties, please contact the appropriate Govt. Body in your state.