• Contact Information

    Assessor's Office


    Monday - Friday
    7:30 a.m. - 5:30 p.m.

    Contact Us

    100 Jefferson County Parkway
    Suite 2500
    Admin and Courts Facility
    Golden, CO 80419

    View Map

    Taxpayer Services

    Fax: 303-271-8660

    Real Estate Information

    Fax: 303-271-8660

    Business Personal Property

    Fax: 303-271-8660

  • Assessor Online Services


    • Address Wizard 
      The Address Wizard is a tool to help you obtain geographical, political and additional information about Jefferson County addresses.
    • Business Personal Property Change of Mailing Address 
      By submitting the Business Personal Property Address Change form, you acknowledge you are the owner and authorize the assessor's office to change the mailing address for this property.
    • Parcel Maps 
      Access Jefferson County parcel layer to view and select parcels graphically, print maps and perform queries using Parcel ID and Schedule Number. (ASPIN)
    • Personal Property Inventory 
      Access personal property inventory.
    • Property Records Search 
      Search neighborhood sales and property data by address, parcel ID, schedule number, reception number, neighborhood and subdivision name or code.
    • Real Property Change of Mailing Address 
      Use this form to authorize the Assessor's Office to change the mailing address for a piece of property.
    View All Online Services >>