 Pennsylvania Route 231 | ||||
|---|---|---|---|---|
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| Route information | ||||
| Maintained by PennDOT | ||||
| Length | 26.7 mi[1] (43.0 km) | |||
| Major junctions | ||||
| South end |  PA 18 in E. Finley Township | |||
 US 40 in Claysville PA 221 in Acheson PA 331 in Acheson PA 844 near West Middletown | ||||
| North end |  PA 50 in Avella | |||
| Location | ||||
| Country | United States | |||
| State | Pennsylvania | |||
| Counties | Washington | |||
| Highway system | ||||
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Pennsylvania Route 231 (PA 231) is a 26.7-mile-long (43.0 km) state highway located in Washington County, Pennsylvania. The southern terminus is at PA 18 near Old Concord. The northern terminus is at PA 50 in Avella.