Mcgregor Lake Fish Stocking
Montana · 1924–2026 on record
According to Montana fish & wildlife agency, Mcgregor Lake was last stocked May 19, 2026 with Rainbow Trout. Mcgregor Lake has 334 stocking records on file, spanning 1924–2026, with about 13,655,448 fish stocked over that period.
When Mcgregor Lake is stocked
Mcgregor Lake is typically stocked in summer, most often in June — 115 stocking events in that peak month.
Nearby stocked waters
Other stocked waters near Mcgregor Lake, freshest activity first.
Lower Thompson Lake
8 mi6 species · 160 records
Last stocked June 2026
Little Mcgregor Lake
2 mi4 species · 91 records
Last stocked June 2026
Middle Thompson Lake
9 mi6 species · 153 records
Last stocked June 2025
Little Bitterroot Lake
9 mi6 species · 411 records
Last stocked June 2024
Hubbart Reservoir
9 mi2 species · 125 records
Last stocked June 2024
Twin Lakes - S
10 mi2 species · 41 records
Last stocked June 2023
By species
Stocking history
Most recent stockings first. Dates shown at the precision the agency reported.
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| May 19, 2026 | Rainbow Trout | 6,750 | 7.78" | Montana fish & wildlife agency |
| May 19, 2026 | Rainbow Trout | 6,750 | 7.89" | Montana fish & wildlife agency |
| May 29, 2025 | Rainbow Trout | 7,500 | 7.61" | Montana fish & wildlife agency |
| May 29, 2025 | Rainbow Trout | 7,500 | 7.66" | Montana fish & wildlife agency |
| May 22, 2024 | Rainbow Trout | 9,945 | 7.19" | Montana fish & wildlife agency |
| May 22, 2024 | Rainbow Trout | 3,180 | 7.14" | Montana fish & wildlife agency |
| April 24, 2024 | Kokanee | 50,000 | 2.3" | Montana fish & wildlife agency |
| May 23, 2023 | Rainbow Trout | 7,500 | 7.19" | Montana fish & wildlife agency |
Show 42 more stocking records →
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| May 23, 2023 | Rainbow Trout | 7,500 | 7.19" | Montana fish & wildlife agency |
| August 3, 2022 | Rainbow Trout | 1,980 | 8.85" | Montana fish & wildlife agency |
| May 24, 2022 | Rainbow Trout | 12,000 | 7.25" | Montana fish & wildlife agency |
| April 27, 2022 | Kokanee | 110,375 | 2" | Montana fish & wildlife agency |
| May 25, 2021 | Rainbow Trout | 2,870 | 7.43" | Montana fish & wildlife agency |
| May 25, 2021 | Rainbow Trout | 10,630 | 7.26" | Montana fish & wildlife agency |
| April 26, 2021 | Kokanee | 37,620 | 3" | Montana fish & wildlife agency |
| July 1, 2020 | Rainbow Trout | 1,296 | 9.54" | Montana fish & wildlife agency |
| June 26, 2020 | Rainbow Trout | 1,296 | 9.54" | Montana fish & wildlife agency |
| April 9, 2020 | Rainbow Trout | 5,913 | 8.09" | Montana fish & wildlife agency |
| April 8, 2020 | Rainbow Trout | 5,913 | 8.09" | Montana fish & wildlife agency |
| April 8, 2020 | Kokanee | 105,821 | 1.99" | Montana fish & wildlife agency |
| April 8, 2020 | Rainbow Trout | 1,987 | 8.09" | Montana fish & wildlife agency |
| March 24, 2020 | Rainbow Trout | 1,268 | 9.24" | Montana fish & wildlife agency |
| May 29, 2019 | Rainbow Trout | 7,645 | 6.84" | Montana fish & wildlife agency |
| April 19, 2019 | Kokanee | 110,261 | 2" | Montana fish & wildlife agency |
| June 13, 2018 | Rainbow Trout | 2,498 | 7.03" | Montana fish & wildlife agency |
| May 31, 2018 | Rainbow Trout | 7,246 | 6.86" | Montana fish & wildlife agency |
| May 10, 2018 | Rainbow Trout | 6,042 | 1.8" | Montana fish & wildlife agency |
| June 27, 2017 | Rainbow Trout | 4,550 | 7.92" | Montana fish & wildlife agency |
| June 22, 2017 | Rainbow Trout | 22,462 | 7.6" | Montana fish & wildlife agency |
| June 8, 2017 | Rainbow Trout | 7,246 | 8.65" | Montana fish & wildlife agency |
| June 8, 2017 | Rainbow Trout | 7,414 | 8.65" | Montana fish & wildlife agency |
| April 19, 2017 | Kokanee | 52,530 | 1.98" | Montana fish & wildlife agency |
| July 13, 2016 | Rainbow Trout | 450 | 8.22" | Montana fish & wildlife agency |
| July 13, 2016 | Rainbow Trout | 370 | 13.66" | Montana fish & wildlife agency |
| June 22, 2016 | Rainbow Trout | 4,687 | 7.53" | Montana fish & wildlife agency |
| April 12, 2016 | Kokanee | 46,901 | 1.82" | Montana fish & wildlife agency |
| April 11, 2016 | Kokanee | 53,184 | 1.89" | Montana fish & wildlife agency |
| October 30, 2015 | Rainbow Trout | 10,461 | 3.53" | Montana fish & wildlife agency |
| October 30, 2015 | Rainbow Trout | 4,893 | 3.7" | Montana fish & wildlife agency |
| October 20, 2015 | Rainbow Trout | 16,387 | 3.29" | Montana fish & wildlife agency |
| August 18, 2015 | Rainbow Trout | 1,030 | 4.95" | Montana fish & wildlife agency |
| August 18, 2015 | Rainbow Trout | 3,511 | 5.55" | Montana fish & wildlife agency |
| August 17, 2015 | Rainbow Trout | 7,416 | 4.95" | Montana fish & wildlife agency |
| August 17, 2015 | Rainbow Trout | 16,093 | 5.55" | Montana fish & wildlife agency |
| June 3, 2015 | Kokanee | 39,861 | 2" | Montana fish & wildlife agency |
| April 24, 2015 | Kokanee | 49,999 | 2.09" | Montana fish & wildlife agency |
| August 21, 2014 | Rainbow Trout | 7,260 | 4.55" | Montana fish & wildlife agency |
| August 21, 2014 | Rainbow Trout | 18,125 | 4.42" | Montana fish & wildlife agency |
| August 20, 2014 | Rainbow Trout | 8,410 | 4.42" | Montana fish & wildlife agency |
| August 20, 2014 | Rainbow Trout | 20,655 | 4.69" | Montana fish & wildlife agency |
Showing 50 of 334 stocking records.
Frequently asked
When was Mcgregor Lake last stocked?
According to Montana fish & wildlife agency, Mcgregor Lake was last stocked May 19, 2026 with Rainbow Trout.
What fish species are stocked in Mcgregor Lake?
Mcgregor Lake is stocked with Rainbow Trout, Kokanee, Cutthroat Trout, Arctic Grayling, Lake Trout, Brook Trout, and Coho Salmon.
What time of year is Mcgregor Lake stocked?
Mcgregor Lake is typically stocked in summer, most often in June.
How often is Mcgregor Lake stocked?
Mcgregor Lake has been stocked about 3 times a year — 334 recorded stockings between 1924 and 2026.
How many fish have been stocked in Mcgregor Lake?
About 13,655,448 fish have been stocked in Mcgregor Lake across 334 recorded events since 1924, per Montana fish & wildlife agency.
What size are the fish stocked in Mcgregor Lake?
Fish stocked in Mcgregor Lake average about 4.4 inches, based on the sizes the agency reported.