| Termini | US-12 to WA-129 in Clarkston |
| Length | 0.6 miles |
| "Where does it go?" | Spur connector from northbound WA-129 to westbound US-12. |
| SB Miles | Southbound down | Northbound up | NB Miles | Google™ | Multiplex | Near City or Town |
County |
| 0.0 |
 Bridge St |
0.6 |
  |
6th St | Clarkston | Asotin | |
| 0.6 |
 Diagonal St |
0.0 |
|
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Highways of Washington State - State Route
129
Washington
State Legislation - Route 129