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Fishing spots, fishing reports, and regulations in

Diamond Lake

Oregon, United States

4.0Β·5 catches

Top fish species at Diamond Lake

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Diamond Lake fishing reports

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recently logged catches

1 year ago

Lake trout

length Β· weight

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recently logged catches

1 year ago

Rainbow trout

length Β· weight

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recently logged catches

8 months ago

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Rainbow trout

length Β· weight

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recently logged catches

8 years ago

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Lake char

length Β· weight

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General info

Diamond Lake is a lake located in Union County, Oregon, United States. It is most popular for fishing Rainbow trout, Lake trout, and Lake char.

Location

45Β°08β€²36.2β€³N 117Β°28β€²51.6β€³W
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Fishing regulations at Diamond Lake, OR

Disclaimer: Always check local fishing regulations, water access rights and land ownership before fishing, regardless of any catches logged in that area by the Fishbrain community. Fishbrain has mapped millions of acres of government-owned land across the USA to help you identify potential fishing access, but you are responsible for ensuring compliance with all legal requirements.

Fishing regulations in Oregon can change throughout the year. Make sure to check this page before fishing for the most up to date rules and regulations for the current season. Local regulations govern when you can fish, the max size of the fish you can keep, how many fish you can keep, and more.

Below you will see fishing regulations for catching species as of May 10, 2025. To view regulations for a different fish species, please click on your preferred species in the drop-down.

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Local laws and licenses

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Reviews of Diamond Lake

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Cities nearby

La Grande

32.0 miles away

Pendleton

74.7 miles away

Walla Walla

76.0 miles away

Ontario

81.1 miles away

Lewiston

89.5 miles away

Hermiston

99.5 miles away

Kennewick

109.4 miles away

Pasco

110.4 miles away

Pullman

110.9 miles away

Caldwell

111.2 miles away

Eagle

112.0 miles away

Moscow

112.1 miles away

Nampa

116.8 miles away

Richland

117.6 miles away

Meridian

118.6 miles away

Garden City

119.0 miles away

West Richland

122.8 miles away

Boise

123.1 miles away

Grandview

139.7 miles away

Othello

141.4 miles away

Sunnyside

146.2 miles away

Toppenish

161.0 miles away

Moses Lake

161.8 miles away

Yakima

178.3 miles away

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FAQ about Diamond Lake fishing

Diamond Lake is a lake located in Union County, Oregon, United States. Its coordinates are:
45Β°08β€²36.2β€³N 117Β°28β€²51.6β€³W
.
Find the best fishing spots on Diamond Lake by looking at where other anglers have caught fish. This can easily be done in the where it is also possible to see big fish potential and how good fishing is right now along with Navionics depth maps.
The most common species in Diamond Lake are:
  • Rainbow trout - 3 members reported to have caught this fish
  • Lake trout - 1 members reported to have caught this fish
  • Lake char - 1 members reported to have caught this fish
The latest Diamond Lake fishing reports are:
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