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Route Description
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Highway
|
|
436 mi, east-west from Discovery Bay to Newport (served by ferry between Port Townsend and Coupeville)
|
SR 20
|
|
191 mi, north-south from Kahlotus to Danville
|
SR 21
|
|
181 mi, east-west from Vancouver to Plymouth
|
SR 14
|
|
137 mi, north-south from Mesa to Brewster
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SR 17
|
|
135.25 mi, east-west from East Wenatchee to Davenport
|
SR 28
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|
134 mi, east-west from Vantage to Colfax
|
SR 26
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|
121 mi, north-south from Davenport to Canada-US border
|
SR 25
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107 mi, east-west from Sumner to Naches
|
SR 410
|
|
97 mi, north-south from Woodinville to Sumas
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SR 9
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90 mi, north-south from Pullman to Spokane Valley
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SR 27
|
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79 mi, east-west from Yakima to Othello
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SR 24
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78 mi, north-south from Coulee City to Omak
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SR 155
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75 mi, north-south from Sprague to Chewelah
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SR 231
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66 mi, north-south from Steptoe to Harrington
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SR 23
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63 mi, north-south from Starbuck to Ritzville
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SR 261
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62 mi, east-west from Johnston's Landing to Kelso
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SR 4
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60 mi, east-west from Neah Bay to Port Angeles
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SR 112
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60 mi, north-south from Shelton to Port Gamble
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SR 3
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58 mi, north-south from Morton to Tacoma
|
SR 7
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57 mi, east-west from Bellingham to Mount Baker
|
SR 542
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54 mi, north-south from Orchards to Woodland
|
SR 503
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52 mi, east-west from Castle Rock to Mount St. Helens
|
SR 504
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51 mi, east-west from Raymond to Chehalis
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SR 6
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50 mi, east-west from Arlington to Rockport
|
SR 530
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49 mi, north-south from Fife to Everett
|
SR 99
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49 mi, north-south from Raymond to Aberdeen
|
SR 105
|
|
45 mi, east-west from Burbank to Waitsburg
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SR 124
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|
44 mi, north-south from Centralia to Spanaway
|
SR 507
|
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43 mi, north-south from Anatone to Clarkston
|
SR 129
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|
41 mi, east-west from Hanford Reservation to Kennewick
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SR 240
|
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41 mi, east-west from Leahy to Wilbur
|
SR 174
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40.5 mi, north-south from Hoquiam to Taholah
|
SR 109
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|
38 mi, east-west from Connell to Washtucna
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SR 260
|
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36.25 mi, north-south from Eatonville to Federal Way
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SR 161
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36 mi, east-west from Zillah to Prosser
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SR 22
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35 mi, east-west from Lyle to Goldendale
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SR 142
|
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35 mi, north-south from Tacoma to Seattle
|
SR 509
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35 mi, east-west from Farmer to Mansfield
|
SR 172
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33 mi, north-south from Spokane to Ford
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SR 291
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|
33 mi, east-west from Napavine to Morton
|
SR 508
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31.75 mi, east-west from Discovery Bay to Lake Forest Park (served by ferry between Kingston and Edmonds)
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SR 104
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31 mi, north-south from Pateros to Twisp
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SR 153
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31 mi, north-south from Lynnwood to Coupeville (served by ferry between Mukilteo and Clinton)
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SR 525
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31 mi, east-west from Woodinville to North Bend
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SR 202
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30 mi, north-south from Bingen to Trout Lake
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SR 141
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29 mi, north-south from Tacoma to Renton
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SR 167
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28 mi, east-west from Federal Way to North Bend
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SR 18
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28 mi, north-south from Desert Aire to Vantage
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SR 243
|
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27 mi, east-west from Gorst to Tacoma
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SR 16
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27 mi, north-south from Pomeroy to Dusty
|
SR 127
|
|
26 mi, north-south from Tiger to Canada-US Border
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SR 31
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26 mi, north-south from Paterson to Prosser
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SR 221
|
|
25 mi, north-south from Enumclaw to Renton
|
SR 169
|
|
25 mi, north-south from Selah to Ellensburg
|
SR 821
|
|
25 mi, north-south from Mabton to Hanford Reservation
|
SR 241
|
|
25 mi, east-west from Seattle to Monroe
|
SR 522
|
|
24 mi, north-south from Fall City to Monroe
|
SR 203
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|
24 mi, east-west from Othello to Warden
|
SR 262
|
|
|
Route Description
|
Highway
|
|
24 mi, north-south from Walla Walla to Prescott
|
SR 125
|
|
23 mi, east-west from Vancouver to Camas
|
SR 500
|
|
22 mi, north-south from Finley to Pasco
|
SR 397
|
|
21 mi, north-south from Burlington to Bellingham
|
SR 11
|
|
21 mi, north-south from Mowich Lake to Buckley
|
SR 165
|
|
21 mi, east-west from Almota to Pullman
|
SR 194
|
|
21 mi, east-west from Elma to Olympia
|
SR 8
|
|
20 mi, east-west from Skokomish to Belfair
|
SR 106
|
|
20 mi, north-south from Seaview to Leadbetter Point State Park
|
SR 103
|
|
19 mi, north-south from Winlock to Toutle
|
SR 505
|
|
19 mi, east-west from Colfax to Palouse
|
SR 272
|
|
18 mi, east-west from Colfax to Palouse
|
SR 290
|
|
17 mi, east-west from Sumner to Buckley
|
SR 162
|
|
17 mi, north-south from Tyler to Four Lakes
|
SR 904
|
|
17 mi, east-west from Allyn to Gig Harbor
|
SR 302
|
|
16.5 mi, east-west from Des Moines to Maple Valley
|
SR 516
|
|
16 mi, north-south from Packwood to Mount Rainier
|
SR 123
|
|
16 mi, east-west from Tukwila to Issaquah
|
SR 900
|
|
16 mi, east-west from Teanaway to Ellensburg
|
SR 10
|
|
15 mi, east-west from Mead to Mount Spokane State Park
|
SR 206
|
|
15 mi, north-south from Diamond Lake to Usk
|
SR 211
|
|
15 mi, north-south from Bellingham to Lynden
|
SR 539
|
|
15 mi, north-south from Entiat to Chelan
|
SR 971
|
|
15 mi, north-south from George to Ephrata
|
SR 283
|
|
15 mi, east-west from Auburn to Enumclaw
|
SR 164
|
|
15 mi, east-west from Edmonds to Maltby
|
SR 524
|
|
14 mi, north-south from Port Ludlow to Port Townsend
|
SR 19
|
|
14 mi, north-south from Ferndale to Blaine
|
SR 548
|
|
14 mi, east-west from Elbe to Longmire
|
SR 706
|
|
13.5 mi, north-south from Poulsbo to Seattle (served by ferry between Bainbridge Island and Seattle)
|
SR 305
|
|
13 mi, north-south from Longview to Castle Rock
|
SR 411
|
|
13 mi, east-west from Yelm to Lacey
|
SR 510
|
|
13 mi, east-west from Seattle to Redmond
|
SR 520
|
|
13 mi, north-south from Vancouver to Ridgefield (divided into two sections)
|
SR 501
|
|
12 mi, east-west in Medical Lake
|
SR 902
|
|
12 mi, north-south from Megler to Naselle
|
SR 401
|
|
12 mi, east-west from Lakewood to Puyallup
|
SR 512
|
|
12 mi, east-west from McCleary to Kamilche
|
SR 108
|
|
12 mi, north-south from Bridgeport to Brewster
|
SR 173
|
|
11.75 mi, east-west from Manson to Chelan Falls
|
SR 150
|
|
11.4 mi, east-west from Ryderwood to Toledo
|
SR 506
|
|
11 mi, north-south from Kiona to Horn Rapids Dam
|
SR 225
|
|
11 mi, east-west from La Push to Forks
|
SR 110
|
|
11 mi, north-south from Hoodsport to Lake Cushman
|
SR 119
|
|
10.75 mi, north-south from Kendall to Sumas
|
SR 547
|
|
10.5 mi, north-south from George to Quincy
|
SR 281
|
|
10 mi, east-west from West Longview to Kelso
|
SR 432
|
|
10 mi, east-west from Cle Elum to Virden
|
SR 970
|
|
10 mi, east-west from Benton City to Richland
|
SR 224
|
|
10 mi, east-west from Camano Island to Stanwood
|
SR 532
|
|
10 mi, north-south from Cle Elum to Lake Cle Elum
|
SR 903
|
|
10 mi, north-south from Sappho to Clallam Bay
|
SR 113
|
|
10 mi, east-west from Pullman to Idaho-Washington border
|
SR 270
|
|
10 mi, east-west from Lake Goodwin to Arlington
|
SR 531
|
|
10 mi, east-west from Irondale to Fort Flagler State Park
|
SR 116
|
|
9 mi, east-west from McKenna to Eatonville
|
SR 702
|
|
9 mi, north-south from Bothell to Everett
|
SR 527
|
|
9 mi, north-south from Bremerton to Silverdale
|
SR 303
|
|
|
Route Description
|
Highway
|
|
9 mi, east-west from Navy Yard City to Seattle (served by ferry between Bremerton and Seattle)
|
SR 304
|
|
9 mi, north-south from Port of Windust to Kahlotus
|
SR 263
|
|
9 mi, east-west from Lake Stevens to Granite Falls
|
SR 92
|
|
9 mi, east-west from Lynden to Nooksack
|
SR 544
|
|
8.5 mi, north-south from Oakesdale to Rosalia
|
SR 271
|
|
8 mi, east-west from Lynden to Sumas
|
SR 546
|
|
8 mi, north-south from Cosmopolis to Montesano
|
SR 107
|
|
8 mi, east-west from Silver Creek to Mossyrock
|
SR 122
|
|
8 mi, north-south frrom Everett to Marysville
|
SR 529
|
|
8 mi, north-south from Kent to Renton
|
SR 515
|
|
8 mi, north-south from Maytown to Tumwater
|
SR 121
|
|
7.5 mi, east-west from Port Orchard to Seattle (served by ferry between Southworth and Seattle)
|
SR 160
|
|
6.75 mi, east-west from Everett to Snohomish
|
SR 96
|
|
6.25 mi, north-south from Okanogan to Omak
|
SR 215
|
|
6 mi, east-west from Mount Vista to Battle Ground
|
SR 502
|
|
6 mi, north-south from Kent to Tukwila
|
SR 181
|
|
6 mi, east-west from Springdale to Loon Lake
|
SR 292
|
|
6 mi, north-south in Selah
|
SR 823
|
|
5.5 mi, east-west in Rockford
|
SR 278
|
|
5.5 mi, east-west in Mount Vernon
|
SR 536
|
|
5.25 mi, north-south from Poulsbo to Kingston
|
SR 307
|
|
5 mi, east-west in Port Orchard
|
SR 166
|
|
5 mi, east-west from Conway to Lake McMurray
|
SR 534
|
|
5 mi, north-south from East Wenatchee to Sunnyslope
|
SR 285
|
|
5 mi, east-west in Ephrata
|
SR 282
|
|
5 mi, east-west in Ilwaco
|
SR 100
|
|
4.5 mi, east-west from Mukilteo to Everett
|
SR 526
|
|
4 mi, north-south from Coles Corner to Lake Wenatchee State Park
|
SR 207
|
|
4 mi, north-south from Puget Island to Cathlamet (ferry service provided by Whakiakum County)
|
SR 409
|
|
4 mi, north-south from Granger to Toppenish
|
SR 223
|
|
4 mi, north-south in Moses Lake
|
SR 171
|
|
4 mi, east-west in Warden
|
SR 170
|
|
4 mi, east-west from Mount Vernon to Big Lake
|
SR 538
|
|
3.5 mi, east-west in Marysville
|
SR 528
|
|
3 mi, east-west from Bangor to Keyport
|
SR 308
|
|
3 mi, east-west from Burien to Tukwila
|
SR 518
|
|
3 mi, north-south from Tacoma to Vashon (served by ferry between Ruston and Vashon Island)
|
SR 163
|
|
3 mi, east-west from Belfair State Park to Belfair
|
SR 300
|
|
3 mi, north-south in Seattle
|
SR 513
|
|
3 mi, east-west in Shelton
|
SR 102
|
|
3 mi, east-west from Snoqualmie Pass to Hyak
|
SR 906
|
|
2.5 mi, north-south in Clarkston
|
SR 193
|
|
2.5 mi, north-south from Seattle to Lake Forest Park straddling Shoreline
|
SR 523
|
|
2 mi, east-west from Everett to Lake Stevens
|
SR 204
|
|
2 mi, north-south in Ocean Shores
|
SR 115
|
|
2 mi, east-west in Clarkston
|
SR 128
|
|
2 mi, north-south in Randle
|
SR 131
|
|
2 mi, east-west in Tekoa
|
SR 274
|
|
2 mi, north-south in Bremerton
|
SR 310
|
|
1.75 mi, north-south in Tukwila
|
SR 599
|
|
1 mi, north-south in Port Angeles
|
SR 117
|
|
1 mi, north-south in Seattle
|
SR 519
|
|
1 mi, north-south in Blaine
|
SR 543
|
|
1 mi, north-south in Longview
|
SR 433
|
|
0.63 mi, east-west in Spanaway
|
SR 704
|
|
0.41 mi, north-south in Newport
|
SR 41
|
|
0.35 mi, north-south in Malott
|
SR 213
|
|
