Fishing in
Valley County
Valley County, Montana has 400 named fishable waters, 1 of them with stocking records on the books.
On the map
368 waters
Waters in Valley County
- Hen Reservoirreservoir1× stocked
- Fort Peck Lakereservoir233,440 ac
- Triple Crossing Reservoirreservoir395 ac
- Frazer Lakereservoir310 ac
- Grub Detention Reservoirreservoir229 ac
- VR-2 Reservoirreservoir181 ac
- Mahan and Hoyt Reservoirreservoir171 ac
- Todd Lakeslake126 ac
- Lake Grablelake89 ac
- Jim Reservoirreservoir82 ac
- Cactus Flat Detention Reservoirreservoir66 ac
- South Beaver Reservoirreservoir65 ac
- Fort Peck Trout Pondreservoir58 ac
- Collins Reservoirreservoir58 ac
- Target Detention Reservoirreservoir49 ac
- Gutshot Detention Reservoirreservoir44 ac
- Cornwell Reservoirreservoir43 ac
- Arrambide Reservoirreservoir42 ac
- Corral Junction Number Two Detention Reservoirreservoir38 ac
- Lori Detention Reservoirreservoir35 ac
- Itcaina Reservoirreservoir34 ac
- Baalke Sloughlake34 ac
- Willow Creek Flat Reservoirreservoir33 ac
- Forrest Reservoirreservoir32 ac
- Halfpint Reservoirreservoir30 ac
- Willow Flat Reservoirreservoir26 ac
- Double Crossing Reservoirreservoir24 ac
- Horgan Reservoirreservoir24 ac
- ULT Reservoirreservoir23 ac
- Cottonwood Reservoirreservoir23 ac
370 more on the map above.
What you'll catch here
- Rainbow Trout1 waters
Latest stockings
- Hen ReservoirRainbow TroutJun 9, 2026
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Valley County fishing — FAQ
Where can I fish in Valley County, Montana?+
Valley County has 400 named fishable waters, 1 with stocking records. The map above shows every one.
What fish are stocked in Valley County?+
Waters in Valley County hold rainbow trout. See each water's page for its full stocking history.
Do I need a license to fish in Valley County?+
Yes — Montana requires a fishing license statewide. Buy one from the state agency before you go.