Loon Lake Fish Stocking
Montana · 1930–2026 on record
According to Montana fish & wildlife agency, Loon Lake was last stocked May 28, 2026 with Rainbow Trout. Loon Lake has 182 stocking records on file, spanning 1930–2026, with about 3,018,379 fish stocked over that period.
When Loon Lake is stocked
Loon Lake is typically stocked in summer, most often in July — 40 stocking events in that peak month.
Nearby stocked waters
Other stocked waters near Loon Lake, freshest activity first.
Bootjack Lake
0 mi4 species · 145 records
Last stocked June 2026
Smith Lake
10 mi6 species · 68 records
Last stocked May 2026
Sylvia Lake
5 mi3 species · 66 records
Last stocked August 2025
Ashley Lake
10 mi5 species · 364 records
Last stocked September 2023
Davis Lake
6 mi1 species · 16 records
Last stocked July 2022
Sheldon's Pond
9 mi1 species · 1 records
Last stocked August 2002
By species
Stocking history
Most recent stockings first. Dates shown at the precision the agency reported.
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| May 28, 2026 | Rainbow Trout | 1,832 | 8.5" | Montana fish & wildlife agency |
| May 20, 2025 | Rainbow Trout | 2,196 | 7.69" | Montana fish & wildlife agency |
| August 9, 2024 | Cutthroat Trout | 3,000 | 1.5" | Montana fish & wildlife agency |
| May 23, 2024 | Rainbow Trout | 2,084 | 7.83" | Montana fish & wildlife agency |
| July 15, 2023 | Cutthroat Trout | 3,000 | 1.14" | Montana fish & wildlife agency |
| May 23, 2023 | Rainbow Trout | 2,237 | 7.31" | Montana fish & wildlife agency |
| July 25, 2022 | Cutthroat Trout | 3,000 | 1.31" | Montana fish & wildlife agency |
| June 8, 2022 | Rainbow Trout | 2,000 | 8.1" | Montana fish & wildlife agency |
Show 42 more stocking records →
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| August 11, 2021 | Cutthroat Trout | 3,000 | 1.4" | Montana fish & wildlife agency |
| May 19, 2021 | Rainbow Trout | 2,140 | 8.63" | Montana fish & wildlife agency |
| May 13, 2020 | Rainbow Trout | 2,618 | 8.95" | Montana fish & wildlife agency |
| August 5, 2019 | Cutthroat Trout | 1,000 | 1.21" | Montana fish & wildlife agency |
| May 21, 2019 | Rainbow Trout | 2,000 | 10.77" | Montana fish & wildlife agency |
| May 9, 2018 | Rainbow Trout | 1,000 | 10.75" | Montana fish & wildlife agency |
| September 29, 2017 | Cutthroat Trout | 2,580 | 2" | Montana fish & wildlife agency |
| June 21, 2017 | Rainbow Trout | 1,280 | 10.77" | Montana fish & wildlife agency |
| May 23, 2017 | Rainbow Trout | 725 | 10.65" | Montana fish & wildlife agency |
| September 26, 2016 | Rainbow Trout | 1,040 | 4.97" | Montana fish & wildlife agency |
| March 30, 2016 | Rainbow Trout | 928 | 10.4" | Montana fish & wildlife agency |
| March 24, 2016 | Rainbow Trout | 956 | 10.15" | Montana fish & wildlife agency |
| August 28, 2015 | Cutthroat Trout | 2,682 | 1.65" | Montana fish & wildlife agency |
| April 15, 2015 | Rainbow Trout | 2,000 | 10.53" | Montana fish & wildlife agency |
| September 26, 2014 | Cutthroat Trout | 1,786 | 1.67" | Montana fish & wildlife agency |
| September 4, 2014 | Cutthroat Trout | 3,164 | 1.45" | Montana fish & wildlife agency |
| April 15, 2014 | Rainbow Trout | 1,000 | 9.16" | Montana fish & wildlife agency |
| April 9, 2014 | Rainbow Trout | 1,000 | 9" | Montana fish & wildlife agency |
| August 5, 2013 | Cutthroat Trout | 3,000 | 1.1" | Montana fish & wildlife agency |
| May 1, 2013 | Rainbow Trout | 2,010 | 6.86" | Montana fish & wildlife agency |
| September 18, 2012 | Cutthroat Trout | 2,862 | 2.07" | Montana fish & wildlife agency |
| July 18, 2012 | Smallmouth Bass | 23,800 | 2" | Montana fish & wildlife agency |
| July 18, 2012 | Smallmouth Bass | 23,800 | 2" | Montana fish & wildlife agency |
| July 18, 2012 | Smallmouth Bass | 4,200 | 2" | Montana fish & wildlife agency |
| April 17, 2012 | Rainbow Trout | 1,100 | 8.55" | Montana fish & wildlife agency |
| April 16, 2012 | Rainbow Trout | 1,100 | 8.55" | Montana fish & wildlife agency |
| August 29, 2011 | Cutthroat Trout | 3,016 | 1.47" | Montana fish & wildlife agency |
| July 20, 2011 | Smallmouth Bass | 23,800 | 2" | Montana fish & wildlife agency |
| July 20, 2011 | Smallmouth Bass | 23,800 | 2" | Montana fish & wildlife agency |
| July 20, 2011 | Smallmouth Bass | 23,800 | 2" | Montana fish & wildlife agency |
| July 20, 2011 | Smallmouth Bass | 4,200 | 2" | Montana fish & wildlife agency |
| May 17, 2011 | Rainbow Trout | 1,000 | 8.32" | Montana fish & wildlife agency |
| May 12, 2011 | Rainbow Trout | 1,008 | 8.16" | Montana fish & wildlife agency |
| July 27, 2010 | Smallmouth Bass | 2,500 | 2.2" | Montana fish & wildlife agency |
| July 22, 2010 | Cutthroat Trout | 3,034 | 1.27" | Montana fish & wildlife agency |
| July 7, 2010 | Cutthroat Trout | 2,115 | 4.66" | Montana fish & wildlife agency |
| May 5, 2010 | Rainbow Trout | 1,008 | 8.17" | Montana fish & wildlife agency |
| April 22, 2010 | Rainbow Trout | 1,030 | 8.23" | Montana fish & wildlife agency |
| August 27, 2009 | Cutthroat Trout | 3,044 | 1.77" | Montana fish & wildlife agency |
| June 9, 2009 | Cutthroat Trout | 2,014 | 4.21" | Montana fish & wildlife agency |
| April 22, 2009 | Rainbow Trout | 2,046 | 6.46" | Montana fish & wildlife agency |
| July 29, 2008 | Smallmouth Bass | 4,200 | 1.6" | Montana fish & wildlife agency |
Showing 50 of 182 stocking records.
Frequently asked
When was Loon Lake last stocked?
According to Montana fish & wildlife agency, Loon Lake was last stocked May 28, 2026 with Rainbow Trout.
What fish species are stocked in Loon Lake?
Loon Lake is stocked with Rainbow Trout, Cutthroat Trout, Smallmouth Bass, Arctic Grayling, Brook Trout, Coho Salmon, and Chinook Salmon.
What time of year is Loon Lake stocked?
Loon Lake is typically stocked in summer, most often in July.
How often is Loon Lake stocked?
Loon Lake has been stocked about 2 times a year — 182 recorded stockings between 1930 and 2026.
How many fish have been stocked in Loon Lake?
About 3,018,379 fish have been stocked in Loon Lake across 182 recorded events since 1930, per Montana fish & wildlife agency.
What size are the fish stocked in Loon Lake?
Fish stocked in Loon Lake average about 4.4 inches, based on the sizes the agency reported.