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State Highway 251 or SH 251 is a Texas state highway running between Olney and Newcastle. The route was designated on June 22, 1937 from Newcastle south to Old Fort Belknap, and was extended northward to Olney mainly along its current route on September 26, 1939 when SH 24 was rerouted.[3] The section from Newcastle to the fort was removed on February 23, 1993 and transferred to FM 61. One small section in Newcastle was transferred to FM 926

State Highway 251 marker

State Highway 251
Route information
Maintained by TxDOT
Length13.497 mi[2] (21.721 km)
Major junctions
South end FM 926 in Newcastle
North end SH 79 in Olney
Highway system
SH 250SH 252

Junction listEdit

The entire route is in Young County.

Newcastle  FM 926
  FM 3329
Olney  SH 79
1.000 mi = 1.609 km; 1.000 km = 0.621 mi


  1. ^ Texas Highway Map (Map). Texas State Highway Department (Texas Department of Transportation). 1938.
  2. ^ Transportation Planning and Programming Division (n.d.). "State Highway No. 251". Highway Designation Files. Texas Department of Transportation. Retrieved 2008-04-04.
  3. ^ (PDF) Missing or empty |title= (help)