Upper Twin Lake fishing

Fishing at Upper Twin Lake has Cutthroat Trout on the stocking report. It is stocked about 0.9 times a year since 2015, most often in August and September.

Last stocked

September 30, 2025

Plants on record

10

Since 2015

Species recorded

1

Average size

2.6 in

Elevation

6,569.7 ft

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How Upper Twin Lake is stocked

The first plant of the year usually falls in the first week of September. In 2025 it was September 30, 2025, later than usual.

No plants recorded in 2020.

Lake Como (13.5 mi), Moose Lake (44.4 mi), Missoula Kids Pond (54.4 mi), and Georgetown Lake (57.9 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.

Fish at Upper Twin Lake

Fishing Upper Twin Lake is most likely to be for Cutthroat Trout. All 10 plants on record are Cutthroat Trout.

Cutthroat Trout 10 plants
Plants
10 of 10
Last stocked
September 30, 2025
Average length
2.6 in

Seasons and rigs are on the Cutthroat Trout guide.

Fishing Upper Twin Lake

Upper Twin Lakes, which is considerably smaller than Lower Twin Lakes, offers fishing opportunities. This lake is located approximately .25 miles southwest of the lower lake. The Twin Lakes generally contain rainbow trout. These trout are stocked by the Montana Department of Fish, Wildlife and Parks, providing a managed fishery.

Sources: en.wikipedia.org

Fish stocked per year

  • 4,0002015
  • 1,5002016
  • 4,0122017
  • 3,6002018
  • 4,0002019
  • 4,0002021
  • 4,0002022
  • 3,6002023
  • 4,0002024
  • 4,0002025

Stocking history

Source: Montana Fish, Wildlife & Parks.
Date Species Quantity Avg. length Source
September 30, 2025 Cutthroat Trout 4,000 2.23 in report
October 3, 2024 Cutthroat Trout 4,000 1.85 in report
September 28, 2023 Cutthroat Trout 3,600 2.06 in report
September 2, 2022 Cutthroat Trout 4,000 2.24 in report
September 1, 2021 Cutthroat Trout 4,000 2.35 in report
August 15, 2019 Cutthroat Trout 4,000 2.1 in report
August 29, 2018 Cutthroat Trout 3,600 2.43 in report
September 28, 2017 Cutthroat Trout 4,012 2.3 in report
September 1, 2016 Cutthroat Trout 1,500 6.88 in report
August 12, 2015 Cutthroat Trout 4,000 1.7 in report

Species stocked here

Depth-by-season, top lures, and bait notes for each species stocked here are on its own species guide, linked above.

Nearest lakes