Holter Reservoir fishing

Holter Reservoir fishing is stocked with Rainbow Trout on a reservoir. Also recorded: Walleye, Yellow Perch, Kokanee, Burbot (ling), Brown Trout, Northern Pike, and 3 more. It is stocked about 23 times a year since 2011, most often in July and September. Species guides list dawn and dusk for Rainbow Trout, Kokanee, and Common Carp, dawn, dusk, and night for Walleye, and dawn, day, and dusk for Yellow Perch, Brown Trout, and Northern Pike.

Holter Reservoir
Photo: Butte Office, Bureau of Land Management, Public domain
Last stocked
June 25, 2026
· Rainbow Trout
Plants on record
368
Since 2011
Species stocked
1 (+9 also recorded)
Average size
7.8 in
Elevation
3,580.7 ft

Fish at Holter Reservoir

1 stocked · 9 confirmed present

Around the dates Holter Reservoir is stocked, Open-Meteo's 2016-2025 archive puts mean air temperature at 60.9°F in September, 72.9°F in July, 63.3°F in June, 45.8°F in October. That is air temperature at these coordinates, not water temperature. Open-Meteo

Rainbow Trout Stocked · 368 plants · last June 25, 2026 Best: dawn, dusk

Last stocked June 25, 2026 · avg 7.8 in · 368 plants

Best: dawn, dusk

Rainbow Trout species guide

How Holter Reservoir is stocked

Source: Montana Fish, Wildlife & Parks.

Spring Meadow Lake (23.5 mi) was stocked more recently. Spring Meadow Lake is also stocked with Rainbow Trout.

Fish stocked in 2011

409,662

Fish stocked in 2012

159,582

Fish stocked in 2013

264,522

Fish stocked in 2014

262,301

Fish stocked in 2015

243,843

Fish stocked in 2016

200,022

Fish stocked in 2017

228,805

Fish stocked in 2018

128,588

Fish stocked in 2019

130,299

Fish stocked in 2020

257,435

Fish stocked in 2021

238,460

Fish stocked in 2022

258,438

Fish stocked in 2023

240,571

Fish stocked in 2024

229,515

Fish stocked in 2025

214,840

Fish stocked in 2026

118,362

Stocking history

Source: Montana Fish, Wildlife & Parks.
Date Species Quantity Avg. length Source
June 25, 2026Rainbow Trout14,4757.32 inreport
June 24, 2026Rainbow Trout14,6007.3 inreport
June 24, 2026Rainbow Trout14,0077.4 inreport
June 24, 2026Rainbow Trout14,9507.24 inreport
June 23, 2026Rainbow Trout15,0007.14 inreport
June 23, 2026Rainbow Trout16,5257.01 inreport
June 23, 2026Rainbow Trout14,3337.3 inreport
June 22, 2026Rainbow Trout14,4727.22 inreport
September 17, 2025Rainbow Trout12,9297.65 inreport
September 17, 2025Rainbow Trout12,9297.65 inreport
September 17, 2025Rainbow Trout12,9507.6 inreport
September 16, 2025Rainbow Trout11,6407.77 inreport
September 16, 2025Rainbow Trout12,5467.73 inreport
September 16, 2025Rainbow Trout12,1927.65 inreport
September 15, 2025Rainbow Trout12,3127.62 inreport
September 15, 2025Rainbow Trout12,2647.63 inreport
September 15, 2025Rainbow Trout12,2757.68 inreport
June 30, 2025Rainbow Trout8,6888.56 inreport
June 30, 2025Rainbow Trout5,6618.8 inreport
June 30, 2025Rainbow Trout9,9718.35 inreport
June 27, 2025Rainbow Trout9,6008.28 inreport
June 27, 2025Rainbow Trout9,9498.27 inreport
June 27, 2025Rainbow Trout9,2398.36 inreport
June 26, 2025Rainbow Trout8,5688.23 inreport
June 26, 2025Rainbow Trout9,0258.57 inreport
June 26, 2025Rainbow Trout1,0838.57 inreport
June 26, 2025Rainbow Trout9,7928.23 inreport
June 25, 2025Rainbow Trout11,2567.85 inreport
June 25, 2025Rainbow Trout9,9718.35 inreport
October 15, 2024Rainbow Trout3,2588.84 inreport
October 15, 2024Rainbow Trout5,3408.84 inreport
October 15, 2024Rainbow Trout8,6888.84 inreport
October 11, 2024Rainbow Trout8,8848.9 inreport
October 11, 2024Rainbow Trout9,1158.85 inreport
October 11, 2024Rainbow Trout8,9258.88 inreport
October 10, 2024Rainbow Trout8,9288.76 inreport
October 10, 2024Rainbow Trout9,1258.81 inreport
October 10, 2024Rainbow Trout8,4968.91 inreport
October 9, 2024Rainbow Trout9,0098.79 inreport
October 9, 2024Rainbow Trout9,2868.7 inreport
October 9, 2024Rainbow Trout8,7368.82 inreport
July 5, 2024Rainbow Trout13,9167.68 inreport
July 3, 2024Rainbow Trout13,6957.65 inreport
July 3, 2024Rainbow Trout12,8667.86 inreport
July 2, 2024Rainbow Trout12,3007.98 inreport
July 2, 2024Rainbow Trout12,2138.02 inreport
July 1, 2024Rainbow Trout11,9568 inreport
July 1, 2024Rainbow Trout13,2087.89 inreport
June 28, 2024Rainbow Trout13,2307.74 inreport
June 28, 2024Rainbow Trout13,6537.66 inreport
June 26, 2024Rainbow Trout14,6887.57 inreport
September 21, 2023Rainbow Trout9,8787.97 inreport
September 21, 2023Rainbow Trout10,6887.82 inreport
September 20, 2023Rainbow Trout10,4888.04 inreport
September 20, 2023Rainbow Trout9,9828.06 inreport
September 20, 2023Rainbow Trout10,5368.03 inreport
September 19, 2023Rainbow Trout9,6157.85 inreport
September 19, 2023Rainbow Trout11,5687.78 inreport
September 19, 2023Rainbow Trout11,3257.95 inreport
September 18, 2023Rainbow Trout12,3247.67 inreport
September 18, 2023Rainbow Trout11,5207.79 inreport
September 18, 2023Rainbow Trout10,3187.85 inreport
July 10, 2023Rainbow Trout11,6607.54 inreport
July 10, 2023Rainbow Trout12,8147.57 inreport
July 7, 2023Rainbow Trout12,0307.74 inreport
July 7, 2023Rainbow Trout11,7367.75 inreport
July 7, 2023Rainbow Trout11,9767.69 inreport
July 6, 2023Rainbow Trout9,9887.94 inreport
July 6, 2023Rainbow Trout10,2157.97 inreport
July 6, 2023Rainbow Trout11,4357.89 inreport
July 5, 2023Rainbow Trout10,6437.83 inreport
July 5, 2023Rainbow Trout9,8917.84 inreport
June 27, 2023Rainbow Trout9,9418.13 inreport
September 29, 2022Rainbow Trout12,4927.31 inreport
September 29, 2022Rainbow Trout12,4537.26 inreport
September 29, 2022Rainbow Trout11,9707.36 inreport
September 28, 2022Rainbow Trout12,8317.19 inreport
September 28, 2022Rainbow Trout14,1077.13 inreport
September 27, 2022Rainbow Trout13,1257.14 inreport
September 27, 2022Rainbow Trout13,2027.07 inreport
September 27, 2022Rainbow Trout12,9367.11 inreport
September 26, 2022Rainbow Trout13,1427.05 inreport
September 26, 2022Rainbow Trout13,5307.01 inreport
June 23, 2022Rainbow Trout12,9687.93 inreport
June 23, 2022Rainbow Trout11,3047.84 inreport
June 22, 2022Rainbow Trout10,9447.93 inreport
June 22, 2022Rainbow Trout13,8607.71 inreport
June 22, 2022Rainbow Trout11,7127.75 inreport
June 21, 2022Rainbow Trout10,5087.87 inreport
June 21, 2022Rainbow Trout10,6437.83 inreport
June 21, 2022Rainbow Trout13,6297.89 inreport
June 20, 2022Rainbow Trout9,9557.89 inreport
June 20, 2022Rainbow Trout9,9908 inreport
June 20, 2022Rainbow Trout13,1377.95 inreport
September 23, 2021Rainbow Trout9,7507.82 inreport
September 23, 2021Rainbow Trout10,6797.82 inreport
September 23, 2021Rainbow Trout7,4257.8 inreport
September 22, 2021Rainbow Trout9,0187.68 inreport
September 22, 2021Rainbow Trout11,4557.81 inreport
September 22, 2021Rainbow Trout11,2247.86 inreport
September 21, 2021Rainbow Trout12,1647.65 inreport
September 21, 2021Rainbow Trout12,3377.64 inreport
September 21, 2021Rainbow Trout9,2137.7 inreport
September 20, 2021Rainbow Trout8,7327.84 inreport
September 20, 2021Rainbow Trout10,6617.71 inreport
September 20, 2021Rainbow Trout11,2737.71 inreport
July 2, 2021Rainbow Trout7,8717.89 inreport
July 1, 2021Rainbow Trout9,9848.17 inreport
July 1, 2021Rainbow Trout8,7878.16 inreport
June 30, 2021Rainbow Trout10,9927.92 inreport
June 30, 2021Rainbow Trout9,9688.18 inreport
June 30, 2021Rainbow Trout8,1087.96 inreport
June 29, 2021Rainbow Trout8,1547.95 inreport
June 29, 2021Rainbow Trout5,5117.85 inreport
June 29, 2021Rainbow Trout10,3798.23 inreport
June 29, 2021Rainbow Trout5,3827.92 inreport
June 28, 2021Rainbow Trout10,6827.93 inreport
June 28, 2021Rainbow Trout8,1778.01 inreport
June 28, 2021Rainbow Trout10,5347.92 inreport
September 25, 2020Rainbow Trout11,7477.58 inreport
September 24, 2020Rainbow Trout14,4807.46 inreport
September 24, 2020Rainbow Trout12,6477.48 inreport
September 23, 2020Rainbow Trout14,3587.48 inreport
September 23, 2020Rainbow Trout12,0407.23 inreport
September 22, 2020Rainbow Trout11,8927.49 inreport
September 22, 2020Rainbow Trout12,6217.52 inreport
September 22, 2020Rainbow Trout12,4897.55 inreport
September 21, 2020Rainbow Trout13,6717.27 inreport
September 21, 2020Rainbow Trout10,1527.62 inreport
September 21, 2020Rainbow Trout13,1137.65 inreport
June 30, 2020Rainbow Trout13,6327.43 inreport
June 30, 2020Rainbow Trout10,4167.77 inreport
June 29, 2020Rainbow Trout13,0987.52 inreport
June 29, 2020Rainbow Trout10,8727.27 inreport
June 29, 2020Rainbow Trout13,9837.26 inreport
June 26, 2020Rainbow Trout14,6407.2 inreport
June 26, 2020Rainbow Trout13,4837.31 inreport
June 26, 2020Rainbow Trout11,1407.16 inreport
June 22, 2020Rainbow Trout7,8707.87 inreport
June 22, 2020Rainbow Trout9,0917.8 inreport
October 7, 2019Rainbow Trout7,4568.53 inreport
October 7, 2019Rainbow Trout8,6108.48 inreport
October 5, 2019Rainbow Trout8,2568.43 inreport
October 5, 2019Rainbow Trout8,6318.47 inreport
October 4, 2019Rainbow Trout7,9998.41 inreport
October 4, 2019Rainbow Trout8,1808.56 inreport
October 3, 2019Rainbow Trout9,4388.35 inreport
October 3, 2019Rainbow Trout7,8018.59 inreport
October 2, 2019Rainbow Trout8,8418.41 inreport
October 2, 2019Rainbow Trout7,5018.21 inreport
October 1, 2019Rainbow Trout7,4708.45 inreport
October 1, 2019Rainbow Trout7,6578.53 inreport
July 15, 2019Rainbow Trout5,4298.08 inreport
July 15, 2019Rainbow Trout4,4708.11 inreport
July 15, 2019Rainbow Trout6,0718.24 inreport
July 12, 2019Rainbow Trout7,4288.32 inreport
July 12, 2019Rainbow Trout9,0618.17 inreport
September 28, 2018Rainbow Trout8,0658.3 inreport
September 27, 2018Rainbow Trout9,8148.1 inreport
September 27, 2018Rainbow Trout9,3658.23 inreport
September 26, 2018Rainbow Trout8,2938.19 inreport
September 26, 2018Rainbow Trout6,8988.28 inreport
September 26, 2018Rainbow Trout8,6568.27 inreport
September 25, 2018Rainbow Trout8,3248.19 inreport
September 25, 2018Rainbow Trout7,0438.29 inreport
September 25, 2018Rainbow Trout9,1988.22 inreport
September 24, 2018Rainbow Trout8,7198.31 inreport
September 24, 2018Rainbow Trout8,2908.25 inreport
September 24, 2018Rainbow Trout7,1108.19 inreport
July 24, 2018Rainbow Trout6,6168.45 inreport
July 24, 2018Rainbow Trout5,9238.4 inreport
July 23, 2018Rainbow Trout8,7748.36 inreport
July 23, 2018Rainbow Trout7,5008.36 inreport
October 5, 2017Rainbow Trout3,6178.22 inreport
September 29, 2017Rainbow Trout7,0598.25 inreport
September 29, 2017Rainbow Trout8,0888.27 inreport
September 29, 2017Rainbow Trout8,9758.29 inreport
September 28, 2017Rainbow Trout7,1568.17 inreport
September 28, 2017Rainbow Trout7,8268.42 inreport
September 28, 2017Rainbow Trout7,8048.36 inreport
September 27, 2017Rainbow Trout6,9198.35 inreport
September 27, 2017Rainbow Trout8,5758.13 inreport
September 27, 2017Rainbow Trout8,2828.2 inreport
September 26, 2017Rainbow Trout8,6808.07 inreport
September 26, 2017Rainbow Trout7,2508.14 inreport
September 26, 2017Rainbow Trout9,5208.19 inreport
September 25, 2017Rainbow Trout8,9058.13 inreport
September 25, 2017Rainbow Trout7,6788.06 inreport
September 25, 2017Rainbow Trout8,6618.08 inreport
July 14, 2017Rainbow Trout3,5638.59 inreport
July 13, 2017Rainbow Trout8,6468.45 inreport
July 13, 2017Rainbow Trout8,3798.35 inreport
July 13, 2017Rainbow Trout8,2238.47 inreport
July 12, 2017Rainbow Trout7,4008.59 inreport
July 12, 2017Rainbow Trout8,2878.45 inreport
July 12, 2017Rainbow Trout8,8878.63 inreport
July 11, 2017Rainbow Trout8,2388.47 inreport
July 11, 2017Rainbow Trout8,6628.45 inreport
July 11, 2017Rainbow Trout8,6638.45 inreport
July 10, 2017Rainbow Trout8,5128.44 inreport
July 10, 2017Rainbow Trout9,1838.23 inreport
July 10, 2017Rainbow Trout7,1678.43 inreport
September 30, 2016Rainbow Trout4,9858.22 inreport
September 29, 2016Rainbow Trout9,6528.15 inreport
September 29, 2016Rainbow Trout9,5948.16 inreport
September 28, 2016Rainbow Trout9,0727.95 inreport
September 28, 2016Rainbow Trout8,7088.13 inreport
September 28, 2016Rainbow Trout7,6498 inreport
September 27, 2016Rainbow Trout7,6788.06 inreport
September 27, 2016Rainbow Trout9,0087.97 inreport
September 27, 2016Rainbow Trout9,0757.98 inreport
September 26, 2016Rainbow Trout7,2368.15 inreport
September 26, 2016Rainbow Trout8,9677.98 inreport
September 26, 2016Rainbow Trout8,8858.02 inreport
July 15, 2016Rainbow Trout6,8178.11 inreport
July 14, 2016Rainbow Trout8,7778.02 inreport
July 14, 2016Rainbow Trout9,5418.06 inreport
July 13, 2016Rainbow Trout9,3488.05 inreport
July 13, 2016Rainbow Trout7,8268.18 inreport
July 12, 2016Rainbow Trout7,5248.29 inreport
July 12, 2016Rainbow Trout9,9037.99 inreport
July 12, 2016Rainbow Trout10,7287.93 inreport
July 8, 2016Rainbow Trout7,9418.14 inreport
July 8, 2016Rainbow Trout10,0627.97 inreport
July 8, 2016Rainbow Trout11,0467.68 inreport
October 9, 2015Rainbow Trout5,6848.22 inreport
October 8, 2015Rainbow Trout8,9688.35 inreport
October 8, 2015Rainbow Trout8,8128.4 inreport
October 8, 2015Rainbow Trout7,6728.27 inreport
October 7, 2015Rainbow Trout7,8608.35 inreport
October 7, 2015Rainbow Trout9,0488.32 inreport
October 7, 2015Rainbow Trout7,2138.23 inreport
October 6, 2015Rainbow Trout7,1288.19 inreport
October 6, 2015Rainbow Trout8,7898.19 inreport
October 6, 2015Rainbow Trout8,3828.17 inreport
October 5, 2015Rainbow Trout8,6658.24 inreport
October 5, 2015Rainbow Trout7,6468.13 inreport
October 5, 2015Rainbow Trout8,4638.14 inreport
October 2, 2015Rainbow Trout6,2468.56 inreport
October 2, 2015Rainbow Trout8,1888.23 inreport
July 14, 2015Rainbow Trout4,6698.19 inreport
July 14, 2015Rainbow Trout5,6478.08 inreport
July 14, 2015Rainbow Trout2,4968.19 inreport
July 14, 2015Rainbow Trout10,2507.92 inreport
July 13, 2015Rainbow Trout8,9018.25 inreport
July 13, 2015Rainbow Trout9,0137.8 inreport
July 13, 2015Rainbow Trout10,0177.93 inreport
July 10, 2015Rainbow Trout9,3807.77 inreport
July 10, 2015Rainbow Trout11,2027.64 inreport
July 10, 2015Rainbow Trout11,7367.87 inreport
July 9, 2015Rainbow Trout10,9017.74 inreport
July 9, 2015Rainbow Trout8,0288.11 inreport
July 9, 2015Rainbow Trout9,7898.1 inreport
July 8, 2015Rainbow Trout3,2627.99 inreport
July 8, 2015Rainbow Trout9,7888.02 inreport
October 3, 2014Rainbow Trout8,4367.88 inreport
October 3, 2014Rainbow Trout8,5807.97 inreport
October 3, 2014Rainbow Trout9,3028.11 inreport
October 2, 2014Rainbow Trout8,7788.04 inreport
October 2, 2014Rainbow Trout9,1968.04 inreport
October 2, 2014Rainbow Trout7,5068.05 inreport
October 1, 2014Rainbow Trout8,2267.81 inreport
October 1, 2014Rainbow Trout9,3687.88 inreport
October 1, 2014Rainbow Trout10,3517.81 inreport
September 29, 2014Rainbow Trout9,0527.97 inreport
September 29, 2014Rainbow Trout9,1987.92 inreport
September 29, 2014Rainbow Trout8,0667.93 inreport
September 26, 2014Rainbow Trout9,9547.71 inreport
September 26, 2014Rainbow Trout8,5327.71 inreport
September 26, 2014Rainbow Trout10,0807.68 inreport
July 16, 2014Rainbow Trout5,9607.95 inreport
July 16, 2014Rainbow Trout8,2177.82 inreport
July 15, 2014Rainbow Trout3,9047.87 inreport
July 15, 2014Rainbow Trout6,7128.19 inreport
July 15, 2014Rainbow Trout2,8647.82 inreport
July 15, 2014Rainbow Trout3,0587.54 inreport
July 15, 2014Rainbow Trout1,9498.19 inreport
July 14, 2014Rainbow Trout10,5977.78 inreport
July 14, 2014Rainbow Trout5,3197.87 inreport
July 14, 2014Rainbow Trout5,6508 inreport
July 14, 2014Rainbow Trout8,7477.88 inreport
July 11, 2014Rainbow Trout9,9457.55 inreport
July 11, 2014Rainbow Trout11,2917.62 inreport
July 10, 2014Rainbow Trout2,2087.56 inreport
July 10, 2014Rainbow Trout6,7627.9 inreport
July 10, 2014Rainbow Trout10,3977.93 inreport
July 10, 2014Rainbow Trout12,3487.68 inreport
July 9, 2014Rainbow Trout11,7487.67 inreport
September 30, 2013Rainbow Trout8,1727.82 inreport
September 27, 2013Rainbow Trout9,5667.86 inreport
September 27, 2013Rainbow Trout7,9008.19 inreport
September 27, 2013Rainbow Trout7,0528.21 inreport
September 27, 2013Rainbow Trout4477.86 inreport
September 26, 2013Rainbow Trout9,1707.92 inreport
September 26, 2013Rainbow Trout7,8227.93 inreport
September 25, 2013Rainbow Trout9,3667.87 inreport
September 25, 2013Rainbow Trout8,1737.82 inreport
September 24, 2013Rainbow Trout9,8497.74 inreport
September 24, 2013Rainbow Trout8,2547.79 inreport
September 24, 2013Rainbow Trout7,1108.19 inreport
September 24, 2013Rainbow Trout1,4077.74 inreport
September 20, 2013Rainbow Trout9,4017.86 inreport
September 20, 2013Rainbow Trout5,9238.01 inreport
September 19, 2013Rainbow Trout7,8157.58 inreport
September 19, 2013Rainbow Trout7,1468.18 inreport
September 19, 2013Rainbow Trout2,3828.18 inreport
September 13, 2013Rainbow Trout5,5989.15 inreport
September 12, 2013Rainbow Trout6,5808.98 inreport
July 15, 2013Rainbow Trout11,2917.62 inreport
July 15, 2013Rainbow Trout10,2637.87 inreport
July 15, 2013Rainbow Trout4,7407.95 inreport
July 15, 2013Rainbow Trout3,3617.72 inreport
July 11, 2013Rainbow Trout10,4247.83 inreport
July 11, 2013Rainbow Trout10,3187.85 inreport
July 10, 2013Rainbow Trout10,4307.82 inreport
July 10, 2013Rainbow Trout9,6237.69 inreport
July 10, 2013Rainbow Trout8,5797.93 inreport
July 10, 2013Rainbow Trout1,4127.6 inreport
July 9, 2013Rainbow Trout9,7747.6 inreport
July 9, 2013Rainbow Trout9,4837.59 inreport
July 9, 2013Rainbow Trout3267.6 inreport
July 8, 2013Rainbow Trout9,3247.79 inreport
July 8, 2013Rainbow Trout8,8338 inreport
July 8, 2013Rainbow Trout7,2088.08 inreport
July 2, 2012Rainbow Trout5,4218.4 inreport
June 28, 2012Rainbow Trout7,7448.4 inreport
June 6, 2012Rainbow Trout9,6536.58 inreport
June 6, 2012Rainbow Trout8,7756.58 inreport
June 5, 2012Rainbow Trout15,7966.58 inreport
June 5, 2012Rainbow Trout15,7956.58 inreport
May 31, 2012Rainbow Trout16,6366.49 inreport
May 31, 2012Rainbow Trout16,4086.49 inreport
May 30, 2012Rainbow Trout16,6366.49 inreport
May 30, 2012Rainbow Trout16,4086.49 inreport
May 30, 2012Rainbow Trout15,2696.49 inreport
May 30, 2012Rainbow Trout15,0416.49 inreport
October 24, 2011Rainbow Trout18,3594.11 inreport
October 21, 2011Rainbow Trout27,6464.11 inreport
October 20, 2011Rainbow Trout28,6553.87 inreport
October 20, 2011Rainbow Trout14,5393.94 inreport
October 20, 2011Rainbow Trout14,0004.13 inreport
October 19, 2011Rainbow Trout29,6024.15 inreport
October 18, 2011Rainbow Trout21,9764.43 inreport
September 21, 2011Rainbow Trout1,6127.8 inreport
September 20, 2011Rainbow Trout9,1527.8 inreport
September 20, 2011Rainbow Trout9,1527.8 inreport
September 19, 2011Rainbow Trout9,1527.8 inreport
September 19, 2011Rainbow Trout8,2728 inreport
July 27, 2011Rainbow Trout15,2886.73 inreport
July 27, 2011Rainbow Trout14,5996.84 inreport
July 27, 2011Rainbow Trout13,3656.9 inreport
July 26, 2011Rainbow Trout15,7706.66 inreport
July 26, 2011Rainbow Trout12,5846.82 inreport
July 26, 2011Rainbow Trout9,3836.84 inreport
July 26, 2011Rainbow Trout5,8136.59 inreport
June 30, 2011Rainbow Trout11,7117.28 inreport
June 30, 2011Rainbow Trout10,5707.39 inreport
June 30, 2011Rainbow Trout8,9257.82 inreport
June 29, 2011Rainbow Trout10,3727.44 inreport
June 29, 2011Rainbow Trout9,8637.74 inreport
June 29, 2011Rainbow Trout9,0597.63 inreport
June 28, 2011Rainbow Trout11,3827.66 inreport
June 28, 2011Rainbow Trout11,0397.71 inreport
June 23, 2011Rainbow Trout9,9438.04 inreport
June 23, 2011Rainbow Trout9,4818.04 inreport
June 23, 2011Rainbow Trout8,6777.97 inreport
June 22, 2011Rainbow Trout10,6057.84 inreport
June 22, 2011Rainbow Trout9,1167.84 inreport

Access and facts

Water type
reservoir
Nearest town
Wolf Creek
Shore access
Yes
Boat ramp
Yes
Facilities
camping, dock, restrooms

Holter Dam reservoir on the Missouri about 45 miles north of Helena. From I-15 exit 226 (Wolf Creek), follow Recreation Road and Beartooth Road to BLM's Holter Lake Campground, Log Gulch, and Departure Point; Beartooth Landing is boat-access only.

Drafted by AI from the cited sources and checked before publishing.

View larger map · Open in Google Maps · Directions

Advisories, closures, regulations and water conditions change. Check the Montana Fish, Wildlife & Parks before you go.

About Holter Reservoir

Photo of Holter Reservoir
Butte Office, Bureau of Land Management, Public domain
Photo of Holter Reservoir
Bureau of Land Management, Public domain (US federal government work, 17 U.S.C. 105)
Photo of Holter Reservoir
Bureau of Land Management, Public domain (US federal government work, 17 U.S.C. 105)

Nearest lakes

Hauser Reservoir 19 mi last stocked June 25, 2026 Pelican Point #1 19.8 mi last stocked May 29, 2026 Helena Valley Regulating Reservoir 21.2 mi last stocked May 12, 2026 Island Lake 23.1 mi last stocked September 30, 2024 Spring Meadow Lake 23.5 mi last stocked September 8, 2026

Camping near Holter Reservoir

Campgrounds within 15 miles of Holter Reservoir's mapped point, nearest first: Log Gulch Campground (1.5 miles), Holter Lake Campground (3.9 miles), Holter Dam Campground (4.4 miles), and White Sandy Campground (14.3 miles), each with its own campground page on campgroundsdb.com.

Straight-line distances.

Common questions

What fish are at Holter Reservoir?

Fishing Holter Reservoir usually means Rainbow Trout. All 368 plants on record are Rainbow Trout. Rainbow Trout was last stocked June 25, 2026, averaging 7.8 in. Walleye, Yellow Perch, Kokanee, and Burbot (ling), plus 5 more are recorded here outside the stocking reports.

When is Holter Reservoir stocked?

Last stocked June 25, 2026. It is stocked about 23 times a year since 2011, most often in July and September.

How big are the fish stocked at Holter Reservoir?

Rainbow Trout stocked at Holter Reservoir average 7.8 in.

How do you get on Holter Reservoir?

Shore fishing is available and there is a boat ramp. The nearest town is Wolf Creek. Facilities include camping, dock, and restrooms. Holter Dam reservoir on the Missouri about 45 miles north of Helena. From I-15 exit 226 (Wolf Creek), follow Recreation Road and Beartooth Road to BLM's Holter Lake Campground, Log Gulch, and Departure Point; Beartooth Landing is boat-access only.

Which lakes near Holter Reservoir were stocked more recently?

Spring Meadow Lake (23.5 mi) was stocked more recently. Spring Meadow Lake is also stocked with Rainbow Trout.

Sources (10) +