| Termini | WA-290 (E Trent Ave) in Spokane Valley to US-195 near Pullman |
| Length | 90.0 miles |
| "Where does it go?" | Runs south of Spokane into the Palouse, connecting the communities along the Idaho border north of Pullman. |
| SB Miles | Southbound down | Northbound up | NB Miles | Google™ | Multiplex | Near City or Town |
County |
| 0.0 |
 E Trent Ave |
90.0 |
  |
Pines Rd | Spokane Valley | Spokane | |
| 1.0 |
Montgomery Dr   |
89.0 |
|
||||
| 1.2 |
   |
88.8 |
|
||||
| 1.3 | Mission Ave | 88.7 |
|
||||
| 1.8 | Broadway Ave | 88.2 |
|
||||
| 2.3 |
 Sprague Ave |
87.7 |
|
||||
| 3.2 |
Saltese Rd 16th Ave |
86.8 |
|
||||
| 4.5 | 32nd Ave | 85.5 |
|
||||
| 8.4 | Dishman-Mica Rd | 81.6 |
|
Mica | |||
| 11.1 | Palouse Hwy | 78.9 |
|
Valleyford | |||
| 18.7 |
 Emma St |
71.3 |
|
Rockford | |||
| 24.0 | Carlton Ave | 66.0 |
|
1st St | Fairfield | ||
| 27.9 | Waverly Rd | 62.1 |
|
||||
| 32.0 |
Spring Valley Rd Hathaway St |
58.0 |
|
Latah | |||
| 39.2 |
 Poplar St |
50.8 |
|
Poplar St Crosby St |
Tekoa | Whitman | |
| 39.5 | Crosby St | 50.5 |
|
Crosby St Main St |
|||
| 50.8 |
 |
39.2 |
|
Oakesdale | |||
| 51.3 | Steptoe Ave | 38.7 |
|
1st St Steptoe Ave |
|||
| 52.0 | Hume Rd | 38.0 |
|
||||
| 56.8 | Black Rd | 33.2 |
|
Belmont | |||
| 57.9 | Belmont-Farmington Rd | 32.1 |
|
||||
| 63.3 |
Main St 4th St |
26.7 |
|
4th St Main St |
Garfield | ||
| 72.4 |
 Church St |
17.6 |
|
 Division St Bridge St |
Palouse | ||
| 72.6 |
 Main St |
17.4 |
|
Bridge St |
|||
| 72.8 | Palouse Cove Rd | 17.2 |
|
||||
| 78.8 | Palouse-Albion Rd | 11.2 |
|
Pullman | |||
| 85.4 | Pullman-Albion Rd | 4.6 |
|
||||
| 86.9 | Stadium Way | 3.1 |
|
Grand Ave | |||
| 87.6 |
 Davis Way |
2.4 |
|
 Grand Ave |
|||
| 87.7 |
 Main St Paradise St |
2.3 |
|
||||
| 88.7 | Bishop Blvd | 1.3 |
|
Grand Ave | |||
| 90.0 |
 |
0.0 |
|
||||
Highways of
Washington State - State Route 27
Washington State Highways - SR-27
Washington
State Legislation - Route 27