Best Washington Lakes for Boating

15 Washington lakes meet our boating bar — each has a cited public-access or conditions signal behind it. Top of the list: Moses Lake in Grant County. Ranked by public boat ramps and marinas, then surface acres; surface acreage and live readings are shown where published.

Public boat ramps come from WDFW open data; marinas from OpenStreetMap; surface acres from USGS NHD or cited research.

  1. 1

    Moses Lake

    Grant County, WA6,699 acres

    1 public boat ramp

    See full conditions & things to do
  2. 2

    Lake Whatcom

    Whatcom County, WA4,919 acres

    1 public boat ramp

    See full conditions & things to do
  3. 3

    Vancouver Lake

    Clark County, WA2,287 acres

    1 public boat ramp

    See full conditions & things to do
  4. 4

    Rock Lake

    Whitman County, WA2,190 acres

    1 public boat ramp

    See full conditions & things to do
  5. 5

    Silver Lake

    Cowlitz County, WA1,989 acres

    1 public boat ramp

    See full conditions & things to do
  6. 6

    Sprague Lake

    Lincoln County, WA1,760 acres

    1 public boat ramp

    See full conditions & things to do
  7. 7

    Deer Lake

    Stevens County, WA1,146 acres

    1 public boat ramp

    See full conditions & things to do
  8. 8

    Loon Lake

    Stevens County, WA1,093 acres

    1 public boat ramp

    See full conditions & things to do
  9. 9

    American Lake

    Pierce County, WA1,092 acres

    1 public boat ramp

    See full conditions & things to do
  10. 10

    Newman Lake

    Spokane County, WA1,091 acres

    1 public boat ramp

    See full conditions & things to do
  11. 11

    Lake Stevens

    Snohomish County, WA1,003 acres

    1 public boat ramp

    See full conditions & things to do
  12. 12

    Billy Clapp Lake

    Grant County, WA973 acres

    1 public boat ramp

    See full conditions & things to do
  13. 13

    Lake Cavanaugh

    Skagit County, WA833 acres

    1 public boat ramp

    See full conditions & things to do
  14. 14

    Lake Samish

    Whatcom County, WA812 acres

    1 public boat ramp

    See full conditions & things to do
  15. 15

    Diamond Lake

    Pend Oreille County, WA753 acres

    1 public boat ramp

    See full conditions & things to do

More best-of lists for Washington lakes

Washington boating — frequently asked

What is the best lake for boating in Washington?

Moses Lake in Grant County tops the list — 1 public boat ramp. 15 Washington lakes qualify for this list overall.

How is this Washington boating list ranked?

Every lake on the list has a cited public-access or conditions signal — never an opinion. We rank by total public ramps (WDFW) + marinas (OpenStreetMap), then by surface acreage (USGS NHD). LakeVibe doesn't invent rankings: a lake only appears here when the data already supports it.

Which Washington lakes are best for boating?

Our top picks are Moses Lake, Lake Whatcom, Vancouver Lake, Rock Lake. Tap any lake for its full conditions, things to do, and where to stay.