| distance | reference number | name | latitude | longitude |
| 463.8 | 121 | Ayock Point, Washington | 47.5083 | -122.053 |
| 476.3 | 1772 | Marysville, Quilceda Creek, Washington | 48.045 | -122.212 |
| 476.5 | 945 | Everett, Washington | 47.98 | -122.223 |
| 479.9 | 768 | Des Moines, East Passage, Washington | 47.4 | -122.328 |
| 480.0 | 838 | Duwamish Waterway, Eighth Ave. South, Seattle, Wash | 47.535 | -122.322 |
| 481.0 | 3147 | Tulalip, Washington | 48.065 | -122.288 |
| 481.2 | 2725 | Seattle, Puget Sound, Washington | 47.605 | -122.338 |
| 482.6 | 1664 | Lockheed Shipyard, Harbor Island, Seattle, Washingt | 47.585 | -122.362 |
| 484.2 | 1109 | Glendale, Whidbey Island, Washington | 47.94 | -122.357 |
| 484.7 | 2805 | Sitcum Waterway, Tacoma, Washington | 47.2667 | -122.413 |
| 484.7 | 3019 | Tacoma, Commencement Bay, Washington | 47.2667 | -122.413 |
| 484.9 | 884 | Edmonds, Washington | 47.8133 | -122.383 |
| 485.5 | 1801 | Meadow Point, Shilshole Bay, Seattle, Washington | 47.6883 | -122.403 |
| 486.0 | 2674 | Sandy Point, Whidbey Island, Washington | 48.035 | -122.377 |
| 486.3 | 1476 | Kayak Point, Washington | 48.1367 | -122.368 |
| 487.1 | 2943 | Stanwood, Washington | 48.2333 | -122.367 |
| 488.0 | 387 | Burton, Quartermaster Harbor (inside), Vashon Islan | 47.395 | -122.463 |
| 488.3 | 2332 | Point Vashon, Vashon Island, Washington | 47.5117 | -122.463 |
| 490.2 | 2392 | Port Jefferson, Washington | 47.745 | -122.477 |
| 490.4 | 3023 | Tahlequah, Neil Point, Washington | 47.3317 | -122.507 |
| 491.5 | 2359 | Port Blakely, Washington | 47.5967 | -122.51 |
| 491.5 | 1522 | Kingston, Appletree Cove, Washington | 47.7967 | -122.495 |
| 491.6 | 1230 | Harper, Yukon Harbor, Washington | 47.5233 | -122.517 |
| 491.9 | 844 | Eagle Harbor, Bainbridge Island, Washington | 47.62 | -122.515 |
| 492.8 | 2396 | Port Madison, Washington | 47.705 | -122.525 |