Leon Lake Fish Stocking
Montana · 1932–2026 on record
According to Montana fish & wildlife agency, Leon Lake was last stocked June 8, 2026 with Rainbow Trout. Leon Lake has 75 stocking records on file, spanning 1932–2026, with about 407,317 fish stocked over that period.
When Leon Lake is stocked
Leon Lake is typically stocked in summer, most often in May — 27 stocking events in that peak month.
Nearby stocked waters
Other stocked waters near Leon Lake, freshest activity first.
Lower Thompson Lake
8 mi6 species · 160 records
Last stocked June 2026
Cibid Lake
1 mi2 species · 47 records
Last stocked June 2026
Middle Thompson Lake
6 mi6 species · 153 records
Last stocked June 2025
Topless Lake
1 mi3 species · 46 records
Last stocked September 2024
Cad Lake
1 mi2 species · 37 records
Last stocked September 2024
Upper Thompson Lake
3 mi4 species · 35 records
Last stocked June 2024
By species
Stocking history
Most recent stockings first. Dates shown at the precision the agency reported.
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| June 8, 2026 | Rainbow Trout | 2,436 | 3.9" | Montana fish & wildlife agency |
| June 19, 2025 | Rainbow Trout | 2,500 | 2.77" | Montana fish & wildlife agency |
| June 25, 2024 | Rainbow Trout | 2,500 | 3.96" | Montana fish & wildlife agency |
| June 23, 2023 | Rainbow Trout | 2,500 | 3.6" | Montana fish & wildlife agency |
| June 20, 2022 | Rainbow Trout | 2,500 | 4.04" | Montana fish & wildlife agency |
| June 9, 2021 | Rainbow Trout | 2,500 | 3.38" | Montana fish & wildlife agency |
| May 19, 2020 | Rainbow Trout | 3,500 | 3.87" | Montana fish & wildlife agency |
| July 10, 2019 | Cutthroat Trout | 2,500 | 1.5" | Montana fish & wildlife agency |
Show 42 more stocking records →
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| June 5, 2018 | Rainbow Trout | 2,500 | 4.16" | Montana fish & wildlife agency |
| August 17, 2017 | Cutthroat Trout | 5,200 | 1.24" | Montana fish & wildlife agency |
| September 8, 2016 | Rainbow Trout | 200 | 4.86" | Montana fish & wildlife agency |
| June 8, 2016 | Rainbow Trout | 2,300 | 3.64" | Montana fish & wildlife agency |
| August 27, 2015 | Cutthroat Trout | 2,250 | 1.65" | Montana fish & wildlife agency |
| May 27, 2014 | Rainbow Trout | 2,500 | 3.62" | Montana fish & wildlife agency |
| August 26, 2013 | Cutthroat Trout | 2,704 | 2.03" | Montana fish & wildlife agency |
| June 21, 2012 | Rainbow Trout | 70 | 4.64" | Montana fish & wildlife agency |
| June 21, 2012 | Rainbow Trout | 423 | 4.64" | Montana fish & wildlife agency |
| June 21, 2012 | Rainbow Trout | 2,511 | 4.64" | Montana fish & wildlife agency |
| August 30, 2011 | Cutthroat Trout | 2,882 | 1.5" | Montana fish & wildlife agency |
| May 18, 2010 | Rainbow Trout | 2,533 | 3.81" | Montana fish & wildlife agency |
| May 11, 2009 | Cutthroat Trout | 2,495 | 4.16" | Montana fish & wildlife agency |
| May 20, 2008 | Rainbow Trout | 2,520 | 3.33" | Montana fish & wildlife agency |
| June 4, 2007 | Cutthroat Trout | 2,515 | 4.95" | Montana fish & wildlife agency |
| May 18, 2006 | Cutthroat Trout | 4,043 | 4.29" | Montana fish & wildlife agency |
| May 3, 2005 | Cutthroat Trout | 2,538 | 3.7" | Montana fish & wildlife agency |
| May 5, 2004 | Rainbow Trout | 2,594 | 3.23" | Montana fish & wildlife agency |
| June 3, 2003 | Cutthroat Trout | 2,504 | 3.98" | Montana fish & wildlife agency |
| April 23, 2002 | Rainbow Trout | 2,795 | 2.3" | Montana fish & wildlife agency |
| May 8, 2001 | Cutthroat Trout | 2,506 | 3.8" | Montana fish & wildlife agency |
| May 11, 2000 | Rainbow Trout | 2,562 | 3.9" | Montana fish & wildlife agency |
| May 24, 1999 | Cutthroat Trout | 2,552 | 3.7" | Montana fish & wildlife agency |
| May 27, 1998 | Rainbow Trout | 2,500 | 3.9" | Montana fish & wildlife agency |
| May 28, 1996 | Rainbow Trout | 2,522 | 3.8" | Montana fish & wildlife agency |
| May 17, 1994 | Rainbow Trout | 2,597 | 3.6" | Montana fish & wildlife agency |
| June 9, 1992 | Rainbow Trout | 2,522 | 4.1" | Montana fish & wildlife agency |
| July 10, 1990 | Rainbow Trout | 3,047 | 7.7" | Montana fish & wildlife agency |
| June 6, 1990 | Cutthroat Trout | 2,490 | 3.9" | Montana fish & wildlife agency |
| June 23, 1988 | Rainbow Trout | 2,516 | 4" | Montana fish & wildlife agency |
| May 14, 1987 | Rainbow Trout | 2,140 | 4" | Montana fish & wildlife agency |
| May 14, 1987 | Rainbow Trout | 371 | 3.3" | Montana fish & wildlife agency |
| May 13, 1986 | Rainbow Trout | 2,521 | 4" | Montana fish & wildlife agency |
| May 16, 1985 | Rainbow Trout | 2,511 | 5" | Montana fish & wildlife agency |
| April 24, 1984 | Rainbow Trout | 3,046 | 4" | Montana fish & wildlife agency |
| May 3, 1983 | Rainbow Trout | 3,016 | 4" | Montana fish & wildlife agency |
| April 28, 1982 | Rainbow Trout | 3,108 | 4" | Montana fish & wildlife agency |
| June 5, 1981 | Cutthroat Trout | 3,990 | 4" | Montana fish & wildlife agency |
| July 30, 1980 | Cutthroat Trout | 4,005 | 6" | Montana fish & wildlife agency |
| May 16, 1979 | Cutthroat Trout | 3,990 | 4" | Montana fish & wildlife agency |
| May 3, 1978 | Cutthroat Trout | 3,760 | 4" | Montana fish & wildlife agency |
| September 22, 1976 | Cutthroat Trout | 8,694 | 2" | Montana fish & wildlife agency |
Showing 50 of 75 stocking records.
Frequently asked
When was Leon Lake last stocked?
According to Montana fish & wildlife agency, Leon Lake was last stocked June 8, 2026 with Rainbow Trout.
What fish species are stocked in Leon Lake?
Leon Lake is stocked with Rainbow Trout, Cutthroat Trout, Kokanee, Coho Salmon, and Brook Trout.
What time of year is Leon Lake stocked?
Leon Lake is typically stocked in summer, most often in May.
How often is Leon Lake stocked?
Leon Lake is stocked intermittently — 75 recorded stockings between 1932 and 2026.
How many fish have been stocked in Leon Lake?
About 407,317 fish have been stocked in Leon Lake across 75 recorded events since 1932, per Montana fish & wildlife agency.
What size are the fish stocked in Leon Lake?
Fish stocked in Leon Lake average about 3.8 inches, based on the sizes the agency reported.