Create a Website Account - Manage notification subscriptions, save form progress and more. nbspnbsp There are several lesser-known functions the Assessoraposs office performs. These include maintaining maps of all of Grant County, including all cities and towns within the county. These maps represent the boundaries of each parcel in Grant County. The office records and updates the ownership and legal description of every piece of property within Grant County. This requires the Grant County Assessoraposs office to track and maintain approximately 61,570 parcels for the benefit of all the citizens of the county. Warning and Disclaimer: Created By Granicus - Connecting People and Government Help and Support Riverside County Treasurer P.O. Box 12005, Riverside, CA 92502-2205