Northwest Parkway is Colorado's newest toll road that opened November 24th 2003. It connects with
E-470 and I-25 at 157th Ave. The Parkway travels west and south to 96th Street.

At 96th Street, traveling south it turns into a local traffic 4-lane, 45 mph arterial allowing access to US 36, Interlocken Business Park and FlatIron Crossing Mall.

The Northwest Parkway Public Highway Authority is comprised of three member jurisdictions, the City and County of Broomfield, City of Lafayette, and Weld County. Ex-officio members are Jefferson County, City of Arvada, Regional Transportation District (RTD), Interlocken Metropolitan District, and the Colorado Department of Transportation (CDOT).

The Northwest Parkway PHA signed a concession agreement in November 2007, turning the rights to run and operate the Parkway over to the Northwest Parkway LLC. In the About Us section you can get more details, click here.

The Northwest Parkway LLC is located at the mainline toll plaza on the Northwest Parkway at, 3701 Northwest Parkway, Broomfield, CO. 80023, 303-533-1200.