How is the value of my property arrived at?

Personal Property, other than registered motor vehicles, is assessed at 70% of its value, as determined by use of straight line depreciation, as of October 1, 2016.Real Propertyis assessed at 70% of its value as of October 1, 2015, the date of the last revaluation. Registered motor vehicles are required to be assessed at 70% of the average retail value, using the October edition of the NADA cost guides.