Please refer to JEC’s Investor Directory for a listing of developers, architects, contractors, real estate brokers/agents, and key city contacts. Below is a listing of development contacts within the County.

The Jefferson County website is searchable by department.

Assessor’s Office
Real Estate Questions – 303-271-8666

Board of County Commissioners
303-271-8525

Building Department
303-271-8260

Clerk and Recorder’s Office
303-271-8168

Community Development
303-271-4610

County Administrator
303-271-8500

County Attorney’s Office
303-271-8900

Facilities Management (Jeffco Properties)
303-271-5000

IT Production (GIS)
303-271-8888

Highways and Transportation
303-271-8495

Open Space
303-271-5925

Planning and Zoning
303-271-8700

Public Works
303-271-8545

Road and Bridge (Maintenance and Snow Removal)
303-271-5200

Treasurer’s Office
303-271-8330

Workforce Development Services
303-271-4700