| State Route 278 | ||||
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| Route information | ||||
| Auxiliary route of SR 27 | ||||
| Defined by RCW 47.17.503 | ||||
| Maintained by WSDOT | ||||
| Length: | 5.50 mi[1] (8.85 km) | |||
| Existed: | 1964 – present | |||
| Major junctions | ||||
| West end: | SR 27 in Rockford | |||
| East end: | ID-58 near Rockford on the Idaho border | |||
| Highway system | ||||
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State highways in Washington
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State Route 278 is a state highway in the U.S. state of Washington, running from SR 27 at Rockford to ID-58 on the Idaho border near Rockford.
SR 278 was added to the highway system in 1992.[2]
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