About seven miles southwest of Newport, adjacent to Highway US-2. Open fishing season is the 4^th Saturday in April through October 31. Largemouth bass, yellow perch, bullheads, rainbow and brown trout are available. In an effort to improve the fishery, Diamond has a cooperative net pen project that releases 12,500 rainbow trout in addition to the stocked catchable-size rainbows and browns. This year, around 700 larger triploid and a few broodstock rainbows will be added to improve the fishery.

Diamond Lake has public access and resorts.

See Washington State Parks website for ADA accessibility information.

Fishing Prospects Calendar

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Black crappie

Brown bullhead

Brown trout

Green sunfish

Largemouth bass

Rainbow trout

Yellow perch

LEGEND Fishing Expectation Excellent Good Fair Poor Type of Opportunity Full month 1st half only 2nd half only No opportunity

Species you might catch

Lake Information

Find how to get here

Access Sites / Boat Ramps on this Lake

Fish Plants & Stocking Reports