Stewart Lake fishing

Fishing at Stewart Lake has Cutthroat Trout on the stocking report. It is stocked about 1.1 times a year since 2011, most often in June and July.

Last stocked

May 24, 2026

Plants on record

18

Since 2011

Species recorded

1

Average size

4.8 in

Elevation

7,343.3 ft

Access and facts

Nearest town
Philipsburg

Marked on FWP's Rock Creek recreation area map as "Stewart Lake Picnic Area," a developed day-use site east of Philipsburg in Granite County.

Sources: shore_notes , nearest_town

How Stewart Lake is stocked

The first plant of the year usually falls in the third week of June. In 2026 it was May 24, 2026, earlier than usual.

Georgetown Lake (12.9 mi), AMC Wildlife Pond (16 mi), and AMC Settling Pond #3 (24.9 mi) were stocked more recently. AMC Settling Pond #3 is also stocked with Cutthroat Trout.

Fish at Stewart Lake

Fishing Stewart Lake is most likely to be for Cutthroat Trout. All 18 plants on record are Cutthroat Trout.

Around the dates Stewart Lake is stocked, Open-Meteo's 2016-2025 archive puts mean air temperature at 47.6°F in June, 58.8°F in July, 37.8°F in May, 57.3°F in August. That is air temperature at these coordinates, not water temperature. Open-Meteo

Cutthroat Trout 18 plants
Plants
18 of 18
Last stocked
May 24, 2026
Average length
4.8 in

Seasons and rigs are on the Cutthroat Trout guide.

Fish stocked per year

  • 3,5002011
  • 3,8992012
  • 3,0002013
  • 3,0002014
  • 3,0002015
  • 1,9762016
  • 3,0002017
  • 3,0002018
  • 3,0002019
  • 3,0002020
  • 3,0002021
  • 3,0002022
  • 3,0002023
  • 3,0082024
  • 3,0362025
  • 2,9702026

Stocking history

Showing 15 of 18 plants Showing 18 plants

Source: Montana Fish, Wildlife & Parks.
Date Species Quantity Avg. length Source
May 24, 2026 Cutthroat Trout 2,970 4.73 in report
May 30, 2025 Cutthroat Trout 3,036 4.42 in report
June 14, 2024 Cutthroat Trout 3,008 3.93 in report
June 15, 2023 Cutthroat Trout 3,000 4.47 in report
June 23, 2022 Cutthroat Trout 3,000 5.23 in report
June 14, 2021 Cutthroat Trout 3,000 4.81 in report
June 24, 2020 Cutthroat Trout 3,000 5.33 in report
June 5, 2019 Cutthroat Trout 3,000 5.02 in report
June 12, 2018 Cutthroat Trout 3,000 4.99 in report
June 2, 2017 Cutthroat Trout 3,000 5.23 in report
June 21, 2016 Cutthroat Trout 1,976 4.97 in report
June 22, 2015 Cutthroat Trout 3,000 4.46 in report
July 2, 2014 Cutthroat Trout 3,000 5.51 in report
June 19, 2013 Cutthroat Trout 3,000 4.61 in report
August 20, 2012 Cutthroat Trout 2,999 1.84 in report
June 26, 2012 Cutthroat Trout 900 6.01 in report
July 8, 2011 Cutthroat Trout 3,000 5.1 in report
July 8, 2011 Cutthroat Trout 500 6.5 in report
Show 3 more plants Show less

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