What species are stocked in Lost Lake?

On record: Rainbow Trout, Yellowstone Cutthroat Trout, Arctic Grayling, Westslope Cutthroat Trout, Cutthroat Trout, Brook Trout. Source: Montana Fish, Wildlife & Parks.

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Montana stocking report

Lost Lake

96 records Last reported: May 6, 2026

Last reported stocking

The latest reported stocking at Lost Lake was on May 6, 2026: 1,007 Rainbow Trout (3.2600000000000002 in avg).

Record last checked: 2026-07-24. This is not a stocking date.

Browse stocking history

Source: Montana Fish, Wildlife & Parks.

A schedule is a plan, not confirmation that fish were released. Stocking records do not guarantee fish are still available.

No current or upcoming schedule is in this archive. Check the official report before choosing a trip date.

Counties: Lincoln, Carbon, Lake, Stillwater, Mineral, Missoula
Species on record: Rainbow Trout, Yellowstone Cutthroat Trout, Arctic Grayling, Westslope Cutthroat Trout, Cutthroat Trout, Brook Trout
Records: 96 records
Official source: Montana Fish, Wildlife & Parks report

Location map

Lost Lake location context

Agency coordinates · access unverified

Lost LakeAgency coordinates Lower Thompson LakeAgency coordinates Spar LakeAgency coordinates Troy Kids PondAgency coordinates Eureka PondAgency coordinates

Pins appear only when the record includes coordinates; they are not verified access points. Shaded counties show area context only. Waters without coordinates stay in the list without a pin; confirm access and directions with the official agency source.

Check the exact water: This page groups records with the same name across 6 counties. They may describe different waters or reaches; the map does not identify all of them.

Before you go

Plan a trip to Lost Lake

Check the latest report

Confirm dates and any changes in the official stocking report. Historical schedules are kept below even after their planned dates pass.

Check access and fishing rules

Use Montana's official fishing information to find current guidance. Confirm the exact water, public access, closures, and applicable fishing rules before leaving.

Choose the right location

The map gives location context. A shaded county is area context, not directions to a fishing spot or evidence of public access.

Get stocking alerts for this water

Looking for a different Lost Lake? Also on record: Lost Lake (Custer County, Idaho) · Lost Lake (Idaho County, Idaho) · Lost Lake (Lemhi County, Idaho) · Lost Lake (Shoshone County, Idaho) · Lost Lake (Valley County, Idaho)

Agency records

Stocking history

96 records from June 20, 1928 to May 6, 2026. Open a year to browse its records; scroll tables sideways for all columns. Scheduled means planned, even when the date has passed. Blank fields mean the source did not publish that detail.

2026 1 record

2026 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
May 6, 2026 reported	Rainbow Trout	1,007	3.2600000000000002 in avg	Jocko River Trout Hatchery	Montana Fish, Wildlife & Parks

2025 1 record

2025 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 1, 2025 reported	Rainbow Trout	1,011	3.7600000000000002 in avg	Jocko River Trout Hatchery	Montana Fish, Wildlife & Parks

2024 1 record

2024 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
May 13, 2024 reported	Rainbow Trout	1,100	7.76 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2023 1 record

2023 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
May 9, 2023 reported	Rainbow Trout	1,100	7.74 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2022 1 record

2022 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
May 18, 2022 reported	Rainbow Trout	1,000	7.98 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2021 1 record

2021 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
June 3, 2021 reported	Rainbow Trout	1,000	7.4 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2020 2 records

2020 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 20, 2020 reported	Yellowstone Cutthroat Trout	350	2.83 in avg	Yellowstone River Trout Hatchery	Montana Fish, Wildlife & Parks
May 21, 2020 reported	Rainbow Trout	1,101	7.15 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2019 2 records

2019 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
October 8, 2019 reported	Rainbow Trout	1,241	2.15 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks
June 3, 2019 reported	Rainbow Trout	1,001	7.21 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2018 2 records

2018 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
September 18, 2018 reported	Arctic Grayling	800	1.8 in avg	Yellowstone River Trout Hatchery	Montana Fish, Wildlife & Parks
June 6, 2018 reported	Rainbow Trout	1,000	7.46 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2017 1 record

2017 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
May 24, 2017 reported	Rainbow Trout	1,000	7.69 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2016 1 record

2016 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
June 2, 2016 reported	Rainbow Trout	1,002	7.28 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2015 2 records

2015 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
September 14, 2015 reported	Arctic Grayling	200	2.2600000000000002 in avg	Yellowstone River Trout Hatchery	Montana Fish, Wildlife & Parks
June 9, 2015 reported	Rainbow Trout	1,003	6.01 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2013 1 record

2013 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
September 12, 2013 reported	Rainbow Trout	959	3.6 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2012 1 record

2012 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
May 23, 2012 reported	Rainbow Trout	908	8.83 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2011 2 records

2011 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 1, 2011 reported	Rainbow Trout	445	3.43 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks
April 26, 2011 reported	Rainbow Trout	503	7.92 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2010 1 record

2010 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
April 29, 2010 reported	Rainbow Trout	517	8.6 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2009 1 record

2009 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
May 27, 2009 reported	Rainbow Trout	704	7.54 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2008 2 records

2008 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
September 9, 2008 reported	Arctic Grayling	400	2 in avg	Yellowstone River Trout Hatchery	Montana Fish, Wildlife & Parks
May 9, 2008 reported	Rainbow Trout	680	7.05 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2007 2 records

2007 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
June 8, 2007 reported	Rainbow Trout	1,074	4.12 in avg	Jocko River Trout Hatchery	Montana Fish, Wildlife & Parks
May 8, 2007 reported	Rainbow Trout	697	7.34 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2006 1 record

2006 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
May 3, 2006 reported	Rainbow Trout	692	5.72 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2005 1 record

2005 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
April 28, 2005 reported	Rainbow Trout	703	6.95 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2004 1 record

2004 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
April 15, 2004 reported	Rainbow Trout	700	7.46 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2003 2 records

2003 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
June 17, 2003 reported	Rainbow Trout	1,012	4.46 in avg	Jocko River Trout Hatchery	Montana Fish, Wildlife & Parks
April 24, 2003 reported	Rainbow Trout	676	7.73 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2002 2 records

2002 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
May 3, 2002 reported	Rainbow Trout	1,001	2.6 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks
May 3, 2002 reported	Rainbow Trout	503	7.5 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2001 3 records

2001 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
September 20, 2001 reported	Rainbow Trout	250	4.1 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks
July 3, 2001 reported	Rainbow Trout	1,253	2.4 in avg	Jocko River Trout Hatchery	Montana Fish, Wildlife & Parks
May 24, 2001 reported	Rainbow Trout	744	2.7 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2000 2 records

2000 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
September 22, 2000 reported	Rainbow Trout	522	4.1 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks
May 24, 2000 reported	Rainbow Trout	101	8.9 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1999 2 records

1999 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 6, 1999 reported	Rainbow Trout	1,000	5 in avg	Jocko River Trout Hatchery	Montana Fish, Wildlife & Parks
June 15, 1999 reported	Rainbow Trout	630	3.2 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1998 1 record

1998 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
September 28, 1998 reported	Rainbow Trout	511	4 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1997 5 records

1997 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
September 8, 1997 reported	Rainbow Trout	648	3.9 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks
August 21, 1997 reported	Arctic Grayling	364	1 in avg	Flathead Lake Salmon Hatchery	Montana Fish, Wildlife & Parks
August 21, 1997 reported	Arctic Grayling	1,185	1 in avg	Flathead Lake Salmon Hatchery	Montana Fish, Wildlife & Parks
August 5, 1997 reported	Rainbow Trout	296	7.6000000000000005 in avg	Jocko River Trout Hatchery	Montana Fish, Wildlife & Parks
August 5, 1997 reported	Rainbow Trout	698	6.2 in avg	Jocko River Trout Hatchery	Montana Fish, Wildlife & Parks

1995 2 records

1995 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
June 9, 1995 reported	Rainbow Trout	1,004	2.6 in avg	Jocko River Trout Hatchery	Montana Fish, Wildlife & Parks
May 19, 1995 reported	Rainbow Trout	1,012	2.4 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1994 1 record

1994 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
August 29, 1994 reported	Rainbow Trout	1,000	4 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1993 2 records

1993 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
October 6, 1993 reported	Rainbow Trout	1,575	4.7 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks
June 17, 1993 reported	Rainbow Trout	993	3.4 in avg	Jocko River Trout Hatchery	Montana Fish, Wildlife & Parks

1992 2 records

1992 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
September 22, 1992 reported	Rainbow Trout	1,136	3.5 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks
July 28, 1992 reported	Arctic Grayling	350	0.9 in avg	Flathead Lake Salmon Hatchery	Montana Fish, Wildlife & Parks

1991 2 records

1991 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
October 10, 1991 reported	Rainbow Trout	904	3.8000000000000003 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks
June 17, 1991 reported	Rainbow Trout	1,002	5.9 in avg	Jocko River Trout Hatchery	Montana Fish, Wildlife & Parks

1986 1 record

1986 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
June 2, 1986 reported	Rainbow Trout	1,013	3 in avg	Jocko River Trout Hatchery	Montana Fish, Wildlife & Parks

1985 1 record

1985 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
September 5, 1985 reported	Rainbow Trout	3,000	5 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1984 3 records

1984 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
August 18, 1984 reported	Arctic Grayling	1,000	2 in avg	Bluewater Springs Trout Hatchery	Montana Fish, Wildlife & Parks
August 18, 1984 reported	Arctic Grayling	500	2 in avg	Bluewater Springs Trout Hatchery	Montana Fish, Wildlife & Parks
June 19, 1984 reported	Rainbow Trout	1,008	4 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1982 1 record

1982 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
September 22, 1982 reported	Westslope Cutthroat Trout	1,000	2 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1979 1 record

1979 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
October 24, 1979 reported	Westslope Cutthroat Trout	1,200	2 in avg	Creston National Fish Hatchery	Montana Fish, Wildlife & Parks

1975 1 record

1975 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
August 10, 1975 reported	Yellowstone Cutthroat Trout	1,500	2 in avg	Yellowstone River Trout Hatchery	Montana Fish, Wildlife & Parks

1971 2 records

1971 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 29, 1971 reported	Yellowstone Cutthroat Trout	1,475	3 in avg	Yellowstone River Trout Hatchery	Montana Fish, Wildlife & Parks
July 29, 1971 reported	Yellowstone Cutthroat Trout	1,003	3 in avg	Yellowstone River Trout Hatchery	Montana Fish, Wildlife & Parks

1970 1 record

1970 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 28, 1970 reported	Arctic Grayling	20,000	1 in avg	Flathead Lake Salmon Hatchery	Montana Fish, Wildlife & Parks

1968 2 records

1968 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
June 24, 1968 reported	Rainbow Trout	1,215	8 in avg	Washoe Park Trout Hatchery	Montana Fish, Wildlife & Parks
May 2, 1968 reported	Rainbow Trout	5,050	7 in avg	Washoe Park Trout Hatchery	Montana Fish, Wildlife & Parks

1967 1 record

1967 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
May 22, 1967 reported	Rainbow Trout	4,369	8 in avg	Creston National Fish Hatchery	Montana Fish, Wildlife & Parks

1966 1 record

1966 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 19, 1966 reported	Rainbow Trout	2,000	3 in avg	Jocko River Trout Hatchery	Montana Fish, Wildlife & Parks

1965 4 records

1965 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
September 29, 1965 reported	Rainbow Trout	4,000	4 in avg	Creston National Fish Hatchery	Montana Fish, Wildlife & Parks
September 1, 1965 reported	Rainbow Trout	2,000	4 in avg	Jocko River Trout Hatchery	Montana Fish, Wildlife & Parks
August 2, 1965 reported	Cutthroat Trout	5,000	3 in avg	Yellowstone River Trout Hatchery	Montana Fish, Wildlife & Parks
June 8, 1965 reported	Rainbow Trout	4,007	7 in avg	Creston National Fish Hatchery	Montana Fish, Wildlife & Parks

1964 1 record

1964 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
April 25, 1964 reported	Rainbow Trout	4,003	7 in avg	Creston National Fish Hatchery	Montana Fish, Wildlife & Parks

1963 1 record

1963 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
May 22, 1963 reported	Rainbow Trout	4,002	6 in avg	Creston National Fish Hatchery	Montana Fish, Wildlife & Parks

1962 1 record

1962 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
May 9, 1962 reported	Rainbow Trout	4,000	6 in avg	Creston National Fish Hatchery	Montana Fish, Wildlife & Parks

1961 2 records

1961 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
August 21, 1961 reported	Cutthroat Trout	4,956	2 in avg	Yellowstone River Trout Hatchery	Montana Fish, Wildlife & Parks
May 26, 1961 reported	Rainbow Trout	3,998	6 in avg	Creston National Fish Hatchery	Montana Fish, Wildlife & Parks

1960 1 record

1960 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
August 4, 1960 reported	Cutthroat Trout	4,830	3 in avg	Bozeman Fish Cultural Center	Montana Fish, Wildlife & Parks

1952 1 record

1952 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
September 11, 1952 reported	Cutthroat Trout	14,400	1 in avg	Libby	Montana Fish, Wildlife & Parks

1951 1 record

1951 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
September 10, 1951 reported	Rainbow Trout	220	2 in avg	Creston National Fish Hatchery	Montana Fish, Wildlife & Parks

1949 1 record

1949 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
June 14, 1949 reported	Rainbow Trout	3,570			Montana Fish, Wildlife & Parks

1948 1 record

1948 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
June 11, 1948 reported	Rainbow Trout	10,176	99 in avg		Montana Fish, Wildlife & Parks

1944 1 record

1944 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
June 27, 1944 reported	Brook Trout	60,000		Flathead Lake Salmon Hatchery	Montana Fish, Wildlife & Parks

1943 2 records

1943 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
June 23, 1943 reported	Brook Trout	20,000		Flathead Lake Salmon Hatchery	Montana Fish, Wildlife & Parks
June 8, 1943 reported	Brook Trout	10,400	3 in avg	Libby	Montana Fish, Wildlife & Parks

1942 1 record

1942 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 22, 1942 reported	Brook Trout	35,000		Flathead Lake Salmon Hatchery	Montana Fish, Wildlife & Parks

1941 1 record

1941 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
April 28, 1941 reported	Brook Trout	2,000	4 in avg	Libby	Montana Fish, Wildlife & Parks

1940 1 record

1940 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
June 29, 1940 reported	Brook Trout	43,000		Flathead Lake Salmon Hatchery	Montana Fish, Wildlife & Parks

1939 1 record

1939 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
May 27, 1939 reported	Brook Trout	75,000		Flathead Lake Salmon Hatchery	Montana Fish, Wildlife & Parks

1937 2 records

1937 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
August 2, 1937 reported	Brook Trout	4,000	2 in avg	Libby	Montana Fish, Wildlife & Parks
July 29, 1937 reported	Brook Trout	10,000	3 in avg	Flathead Lake Salmon Hatchery	Montana Fish, Wildlife & Parks

1936 1 record

1936 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
August 17, 1936 reported	Rainbow Trout	22,500			Montana Fish, Wildlife & Parks

1934 1 record

1934 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
May 21, 1934 reported	Arctic Grayling	40,000		Flathead Lake Salmon Hatchery	Montana Fish, Wildlife & Parks

1928 1 record

1928 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
June 20, 1928 reported	Arctic Grayling	300,000		Flathead Lake Salmon Hatchery	Montana Fish, Wildlife & Parks

Records retain the dates, quantities, and status supplied by the linked agencies. An event missing here does not mean the water was not stocked - some plants go unreported or are published elsewhere.

Grouped by county and sorted by latest record, not by driving distance. Confirm access for each water.

Data source: Montana Fish, Wildlife & Parks. A record for this water was last checked on 2026-07-24. This check date is not a stocking date.

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