Wyoming Highway 210 (WYO 210), also known as Happy Jack Road, is a 37.79-mile (60.82 km) state highway in Laramie and Albany counties in Wyoming, United States, that runs from Cheyenne to Interstate 80/U.S. Route 30 (I-80/US 30), 10 miles (16 km) east of Laramie.^[2]

Quick Facts Route information, Length ...

Wyoming Highway 210
Happy Jack Road
WYO 210 highlighted in red
Route information
Maintained by WYDOT
Length	37.79 mi[1] (60.82 km)
Major junctions
West end	I-80 / US 30 in Sherman Hill
Major intersections	WYO 222 west of Cheyenne
East end	I-25 / US 87 in Cheyenne
Location
Country	United States
State	Wyoming
Counties	Albany, Laramie
Highway system
Wyoming State Highway System Interstate US State
← WYO 196 → WYO 211

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WYO 210 begins at Exit 10 on Interstate 25/U.S. Route 87 (I-25/US 87) in Cheyenne. At that interchange, WYO 210 intersects Missile Drive (former Wyoming Highway 226) at 0.16 miles (0.26 km) which provides access to F. E. Warren Air Force Base. WYO 210 then continues west passing south of the airbase, and intersecting Wyoming Highway 222 (Fort Access Road) at 2.94 miles (4.73 km). The Laramie-Albany County Line is at milepost 25.82, and the boundary for Medicine Bow National Forest is at milepost 26.45. WYO 210 ends at 37.79 miles (60.82 km) at the I-80/US 30 interchange (Exit 323) near the State of Wyoming Information Center.^[3] WYO 210 passes through Vedauwoo, an area of rocky outcrops located in south-eastern Wyoming. At Curt Gowdy State Park, there are two visible reservoirs that supply water to Cheyenne. Both reside on the south side of Happy Jack Road, Crystal reservoir is the farthest east while Granite it farthest west and visible from the highway.^[2]

• List of state highways in Wyoming