
Check which species have trophy potential in Lake Elwell
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Lake Elwell is a lake located in Liberty County, Montana, United States. It is also intersecting with Toole County, Montana. It is most popular for fishing Walleye, Northern pike, and Rainbow trout.
Learn what time of year and day to go fishing at Lake Elwell. Download Fishbrain today to look for new fishing spots, scout new fishing access, or prep for your next trip.

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 Montana 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 Walleye as of March 31st, 2026. To view regulations for a different fish species, please click on your preferred species in the drop-down.
Seasons
Bag limit
Aggregate
5 daily, only 2 may be sauger. Possession limit is 10, only 4 may be sauger.
For more information please see Montana Fishing Regulations, Central Region
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