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  • Planning and Zoning Online Services

    • Commercial and Industrial Database 
      Search for vacant commercial land in unincorporated Jefferson County. Search by building type or square footage. View graphic maps with layered information.
    • Distressed Properties 
      Access information on distressed properties in Jefferson County.
    • File a Zoning Complaint 
      If you have a concern about your neighbor and whether the activity on his/her property meets zoning regulations file a complaint online.
    • Historic Place Names Database 
      Access historical information about named sites in Jefferson County, including buildings, roads, ditches, mountains, streams, and other natural and man-made sites and features.
    • Jeffco Interactive Mapping Application 
      Find information about property, such as zoning, recent permit activity, tax information, nearby development applications and countless other features.
    • Jeffco Permit Search 
      Data within the Jefferson County Permit Search application is updated at least twice each day.