Grande Ronde River Fishing Regulations
Asotin County, Washington · 2026 size limits, bag limits, and seasons
Grande Ronde River is a river in Asotin County, Washington. It has its own fishing regulations for 9 species, including Brook Trout, Brown Trout, Cutthroat Trout, and Golden Trout, set separately for 2 sections of the river. These rules replace Washington's statewide limits on this water.
Map of Grande Ronde River
Fish with special rules on Grande Ronde River
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Grande Ronde River limits by species (2026)
From County Rd. Bridge to Oregon state line
| Species | Size limit | Daily bag | Season |
|---|---|---|---|
| All Fish SpeciesBarbless | – | – | Aug 1 – Apr 15 |
 Brook Trout | – | – | May 23 – Oct 31 |
 Brown Trout | – | – | May 23 – Oct 31 |
 Cutthroat Trout | – | – | May 23 – Oct 31 |
 Golden Trout | – | – | May 23 – Oct 31 |
| Hatchery SteelheadHatchery fish only | 20" min | 3 | Aug 1 – Apr 15 |
 Lake Trout | – | – | May 23 – Oct 31 |
| Other Game Fish | – | – | Year-round |
 Rainbow Trout | – | – | May 23 – Oct 31 |
 Steelhead | – | – | May 23 – Oct 31 |
From mouth to County Rd. Bridge (about 2.5 miles upstream)
| Species | Size limit | Daily bag | Season |
|---|---|---|---|
| All Fish SpeciesSelective Gear | – | – | Aug 1 – Apr 15 |
| Brook Trout | – | – | May 23 – Oct 31 |
| Brown Trout | – | – | May 23 – Oct 31 |
| Cutthroat Trout | – | – | May 23 – Oct 31 |
| Golden Trout | – | – | May 23 – Oct 31 |
| Hatchery SteelheadHatchery fish only | 20" min | 3 | Jan 1 – Apr 15 |
| Hatchery fish only | – | Catch & release only | Aug 1 – Dec 31 |
| Lake Trout | – | – | May 23 – Oct 31 |
| Other Game Fish | – | – | Year-round |
| Rainbow Trout | – | – | May 23 – Oct 31 |
| Steelhead | – | – | May 23 – Oct 31 |
– means no limit is listed for this water. Rules not shown here follow Washington's statewide regulations.
Plan your Grande Ronde River trip
Grande Ronde River fishing: common questions
What fish have special regulations on Grande Ronde River?
9 species have rules specific to Grande Ronde River: Brook Trout, Brown Trout, Cutthroat Trout, Golden Trout, Hatchery Steelhead, Lake Trout, Other Game Fish, and Rainbow Trout, and 1 more.
What is the brook trout limit on Grande Ronde River?
No size limit is listed for Brook Trout on Grande Ronde River (from County Rd. Bridge to Oregon state line). Season: May 23 – Oct 31. Rules differ across 2 sections of the river.
What is the brown trout limit on Grande Ronde River?
No size limit is listed for Brown Trout on Grande Ronde River (from County Rd. Bridge to Oregon state line). Season: May 23 – Oct 31. Rules differ across 2 sections of the river.
What is the cutthroat trout limit on Grande Ronde River?
No size limit is listed for Cutthroat Trout on Grande Ronde River (from County Rd. Bridge to Oregon state line). Season: May 23 – Oct 31. Rules differ across 2 sections of the river.
Is Grande Ronde River catch and release?
Some rules on Grande Ronde River are catch and release only, covering Hatchery Steelhead. Check the table for the section and dates that apply.
Do Washington statewide fishing rules apply on Grande Ronde River?
Where Grande Ronde River has its own rule for a species, that rule replaces the statewide limit. For species not listed on this page, Washington's statewide regulations apply. Regulations are set by the Washington Department of Fish and Wildlife; confirm with the official 2026 regulations before keeping a fish.
Other Washington waters with special regulations
- Yakima River · Benton
- Columbia River
- Wind River · Skamania
- Drano Lake · Skamania
- Naselle River · Pacific
- Roosevelt Lake · Ferry/Grant/Lincoln/Okanogan/Stevens
- Cowlitz River · Cowlitz/Lewis
- Green River · Duwamish
- Grays River · Wahkiakum
- Nisqually River · Pierce/Thurston
- Nooksack River · Whatcom
- Humptulips River · Grays Harbor
Take Grande Ronde River rules on the water
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