- Colorado State Highway 121
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State Highway 121 Wadsworth Route information Maintained by CDOT Length: 30.425 mi[1] (48.964 km) Highway system ← SH 120
SH 125 →
State Highway 121 is a 30.425 mile (48.96 km) long state highway in the U.S. state of Colorado.
Route description
The route, also known as Wadsworth Boulevard, Wadsworth Bypass, and Wadsworth Parkway, starts at the junction of State Highway 470 and State Highway 75 in unincorporated Jefferson County and ends at the junction of US 36, US 287, and State Highway 128 in Broomfield. State Highway 121 passes through portions of southwest Denver County
Major intersections
County Location Mile Destination Notes Jefferson 0.00 SH 470
Interchange 7.49 US 285 (Hampden Avenue)
Interchange Lakewood 9.06 SH 8 (Morrison Road)
12.44 US 6 (6th Avenue)
Interchange 13.59 US 40 / I-70 Bus. (Colfax Avenue)
Arvada 16.79 I-70
Interchange Broomfield Broomfield 25.82 SH 128 (120th Avenue)
26.02 US 36
Interchange 26.42 US 287
Interchange References
Categories:- State highways in Colorado
- Transportation in Jefferson County, Colorado
- Lakewood, Colorado
- Wheat Ridge, Colorado
- Arvada, Colorado
- Westminster, Colorado
- Transportation in Broomfield County, Colorado
- Transportation in Denver, Colorado
- Western United States road stubs
- Colorado stubs
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