Route 73

From route 27 in Oxford to route 23 in Portsmouth.

Counties:

Butler, Warren, Clinton, Highland, Adams, Scioto

Length:

137 miles

General Direction:

Northwest/Southeast

Dual Certifications:

  • Superceded by route 4 from Excello to 2 miles east of Middletown.
  • Supercedes route 104 from 1 mile north of Coles Park to Portsmouth.

    Intersections:

    0: 27; 4: 177; 7: 127N; 10: 127S; 11: 503; 18: 4; 23: 4; 28: 123; 30: 75; 32: 741; 36: 48; 41: 42; 50: 71,380; 56: 22W,68,134; 59: 22E; 67: 350,729; 69: 28; 79: 62E,138E; 80: 50,62W,124,138W,247; 91: 785; 94: 770; 102: 41; 104: 32; 111: 772; 117: 348; 123: 371; 130: 104N; 135: 239; 136: 52,852; 137: 23

    Four-Lane Divided Highway Sections:

  • From Trenton to Excello.
  • From 2 miles east of Middletown to Springboro.
  • From 1 mile north of West Portsmouth to 1 mile west of Portsmouth.

    History of route 73:

  • Original state highway.
  • Originally routed from Franklin to 1 mile west of Portsmouth.
  • 1 mile north of Coles Park to 1 mile west of Portsmouth dually certified with route 104 before 1926.
  • Extended to 2 miles east of Middletown along previous route 6 in 1926.
  • Route 104 certification removed in 1926.
  • Extended to route 127S in 1934.
  • Extended to Oxford in 1936.
  • 1 mile north of Coles Park to 1 mile west of Portsmouth dually certified with route 104 in 1952.
  • Excello to Franklin upgraded to four lanes in 1957.
  • 1 mile north of West Portsmouth to 1 mile west of Portsmouth upgraded to four lanes in 1962.
  • Franklin to route 75 upgraded to four lanes by 1966.
  • Extended to Portsmouth, dually certified with route 104, by 1972.
  • Route 75 to Springboro upgraded to divided highway by 1979.
  • Trenton to Excello upgraded to divided highway in 1980.
    Last updated by John Simpson on 8-21-97 at 21:02 EDT.