Cutthroat Trout Stocked · 13 plants · last September 30, 2025 Last stocked September 30, 2025 · avg 2.7 in · 13 plants
Cutthroat Trout species guideLower Twin Lake fishing
Lower Twin Lake fishing has Cutthroat Trout on the stocking report. Also recorded: Rainbow Trout. It is stocked about 0.9 times a year since 2011, most often in July and September. Species guides list dawn and dusk as the active times.
- Last stocked
- September 30, 2025
- · Cutthroat Trout
- Plants on record
- 13
- Since 2011
- Species stocked
- 1 (+1 also recorded)
- Average size
- 2.7 in
- Elevation
- 6,538.7 ft
Fish at Lower Twin Lake
Around the dates Lower Twin Lake is stocked, Open-Meteo's 2016-2025 archive puts mean air temperature at 51.1°F in September, 61.2°F in July, 60°F in August, 36.6°F in October. That is air temperature at these coordinates, not water temperature. Open-Meteo
Cutthroat Trout Stocked · 13 plants · last September 30, 2025 
Rainbow Trout Confirmed present Best: dawn, dusk Best: dawn, dusk
Rainbow Trout species guideHow Lower Twin Lake is stocked
No plants recorded in 2012, 2014, and 2020.
Fish stocked in 2011
5,000
Fish stocked in 2013
20,004
Fish stocked in 2015
6,000
Fish stocked in 2016
3,500
Fish stocked in 2017
5,900
Fish stocked in 2018
5,400
Fish stocked in 2019
6,000
Fish stocked in 2021
6,000
Fish stocked in 2022
6,000
Fish stocked in 2023
5,400
Fish stocked in 2024
6,000
Fish stocked in 2025
6,000
Stocking history
| Date | Species | Quantity | Avg. length | Source |
|---|---|---|---|---|
| September 30, 2025 | Cutthroat Trout | 6,000 | 2.23 in | report |
| October 3, 2024 | Cutthroat Trout | 6,000 | 1.85 in | report |
| September 28, 2023 | Cutthroat Trout | 5,400 | 2.06 in | report |
| September 2, 2022 | Cutthroat Trout | 6,000 | 2.24 in | report |
| September 1, 2021 | Cutthroat Trout | 6,000 | 2.35 in | report |
| August 15, 2019 | Cutthroat Trout | 6,000 | 2.1 in | report |
| August 29, 2018 | Cutthroat Trout | 5,400 | 2.43 in | report |
| September 28, 2017 | Cutthroat Trout | 5,900 | 2.3 in | report |
| September 1, 2016 | Cutthroat Trout | 3,500 | 6.89 in | report |
| August 12, 2015 | Cutthroat Trout | 6,000 | 1.7 in | report |
| July 26, 2013 | Cutthroat Trout | 10,002 | 1.81 in | report |
| July 26, 2013 | Cutthroat Trout | 10,002 | 1.81 in | report |
| July 21, 2011 | Cutthroat Trout | 5,000 | 5.59 in | report |
Access and facts
- Shore access
- Yes
- Facilities
- camping, restrooms
At the end of Lost Horse Road (Forest Road 429) west of US 93 between Hamilton and Darby. Schumaker Campground sits on the lake edge with 16 no-fee sites, vault toilets, and trails to the shoreline. The dirt road is narrow and rough; high clearance is advised. Popular with canoes and kayaks.
Drafted by AI from the cited sources and checked before publishing.
Advisories, closures, regulations and water conditions change. Check the Montana Fish, Wildlife & Parks before you go.
About Lower Twin Lake
Access can be challenging as National Forest Road #429 (Lost Horse Road) is narrow, rough, and fairly steep in some places. This road can be extremely rough due to many potholes and rocks, so high clearance vehicles are recommended. Visitors should also consider bringing bug/mosquito spray. (fs.usda.gov, accessed October 5, 2026)
Drafted by AI from the cited sources and checked before publishing.
Nearest lakes
Public land at Lower Twin Lake
Lower Twin Lake is inside Bitterroot National Forest.
It is 0.8 miles outside the edge of Bitterroot National Forest.
It is 0.8 miles outside the edge of Nez Perce-Clearwater National Forest.
It is 0.8 miles outside the edge of Selway-Bitterroot Wilderness.
It is 0.8 miles outside the edge of Selway-Bitterroot Wilderness.
Boundaries from Public Lands DB, part of the same network.
Common questions
What fish are at Lower Twin Lake?
Fishing Lower Twin Lake usually means Cutthroat Trout. All 13 plants on record are Cutthroat Trout. Cutthroat Trout was last stocked September 30, 2025, averaging 2.7 in. Rainbow Trout is recorded here outside the stocking reports.
When is Lower Twin Lake stocked?
Last stocked September 30, 2025. It is stocked about 0.9 times a year since 2011, most often in July and September. No plants recorded in 2012, 2014, and 2020.
How big are the fish stocked at Lower Twin Lake?
Cutthroat Trout stocked at Lower Twin Lake average 2.7 in.
How do you get on Lower Twin Lake?
Shore fishing is available. Facilities include camping and restrooms. At the end of Lost Horse Road (Forest Road 429) west of US 93 between Hamilton and Darby. Schumaker Campground sits on the lake edge with 16 no-fee sites, vault toilets, and trails to the shoreline. The dirt road is narrow and rough; high clearance is advised. Popular with canoes and kayaks.
Which lakes near Lower Twin Lake were stocked more recently?
Lake Como (13 mi), Moose Lake (44.5 mi), Missoula Kids Pond (54.8 mi), and Georgetown Lake (57.6 mi) were stocked more recently. Lake Como is also stocked with Cutthroat Trout, Moose Lake is also stocked with Cutthroat Trout, and Missoula Kids Pond is also stocked with Cutthroat Trout.