[Latest] How old is U.S._Route_20 now?

Living Person

U.S._Route_20
is

As of April 20, 2026

86 years old
approximately!

* Calculated from Wikipedia data.
Accuracy is not guaranteed.

U.S. Route 20
US 20 highlighted in red; the gap represents the unofficial segment through Yellowstone National Park
Route information
Length	3,254.49 mi (5,237.59 km)
Existed	November 11, 1926–present
Major junctions
West end	US 101 in Newport, OR
Major intersections	I-5 at Albany, OR I-15 at Idaho Falls, ID I-25 at Casper, WY I-35 near Williams, IA I-55 at Hodgkins, IL I-65 at Gary, IN I-90 at various locations I-75 at Perrysburg, OH I-79 at Erie, PA I-95 at Waltham, MA
East end	Route 2 in Boston, MA
Location
Country	United States
States	Oregon, Idaho, Montana, Wyoming, Nebraska, Iowa, Illinois, Indiana, Ohio, Pennsylvania, New York, Massachusetts
Highway system
United States Numbered Highway System List Special Divided
← US 19 US → US 21 ← Route 4 N.E. → Route 6

Wikipedia Categories

• U.S. Route 20
• U.S. Highways in Wyoming
• Use American English from April 2025
• United States Numbered Highway System
• Infobox road instances in the United States

Look up "U.S._Route_20" on Wikipedia

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