Lost Lake Fish Stocking
Snohomish County, Washington · 1997–2026 on record
According to Washington fish & wildlife agency, Lost Lake was last stocked March 24, 2026 with Rainbow Trout. Lost Lake has 28 stocking records on file, spanning 1997–2026, with about 38,520 fish stocked over that period.
When Lost Lake is stocked
Lost Lake is typically stocked in spring, most often in March — 14 stocking events in that peak month.
By species
Angler's Field Guide
Fishing Tips & Stocking Guide for Lost Lake
Practical advice on fish behavior, recommended tackle, and state regulations for anglers fishing in Snohomish County, Washington.
Post-Plant Behavior & Timing
Hatchery-raised fish are conditioned to pelleted feed and open raceways. Following a release into Lost Lake, they typically congregate in schools near public access points, boat ramps, or inlets for the first 24 to 48 hours while adjusting to natural water conditions.
Since Lost Lake was last stocked March 24, 2026, anglers visiting within 1 to 2 weeks of a reported event generally experience the highest activity before fish disperse into deeper cover.
State Regulations & Licensing
- •Fishing License: A valid Washington freshwater fishing license is required for anglers age 16 and older.Purchase Washington license online →
- •Official Rules & Limits: Bag limits, bait restrictions, and seasonal boundaries are set by Washington fish & wildlife agency.Official Washington regulations guidebook →
- •Ethical Conservation: Use barbless hooks and keep fish submerged in water during unhooking.Trout Thermal Advisory: When water temperatures rise above 68°F (20°C), released trout face severe mortality from thermal exhaustion. Target warmwater species or fish early in the morning when lakes and streams warm up.
Recommended Tackle & Presentations
Techniques tailored to the species stocked in Lost Lake:
Stocked Trout Tactics
Use light 4–6 lb monofilament or fluorocarbon line. Float scented dough bait (PowerBait) 12–18" off bottom using a sliding slip-sinker rig with a size 14–16 treble hook. For active casting, throw 1/16 to 1/8 oz inline spinners (Panther Martin, Rooster Tail) or small spoons (Kastmaster) along drop-offs.
Rainbow Trout Profile Tips
The most commonly targeted stocked trout in the country, taken on bait, spinners, and flies alike; a common first fish for new anglers.
Recommended Tackle for Lost Lake
Field-tested tackle and presentations matched to the species stocked here.
Berkley PowerBait Floating Trout Dough
Hatchery-raised trout are conditioned to pelleted scents; scented dough floated 12–18 inches off bottom consistently triggers strikes.
Panther Martin Classic Teardrop Inline Spinner
The heavy convex blade spins instantly upon retrieval, sending vibration through the water that triggers aggressive reaction bites along drop-offs.
Sliding Sinker & Treble Hook Rigging Kit
Sliding egg sinkers allow cautious trout to run with bait without feeling line drag, while size 14–16 treble hooks keep dough bait securely pinned.
As an Amazon Associate, StockedWaters earns from qualifying purchases at no additional cost to you. Recommendations are chosen for hatchery-conditioned fish behavior and ethical rigging. We may receive a referral commission if you buy through these links. Read our editorial policy & standards.
Nearby stocked waters
Other stocked waters near Lost Lake, freshest activity first.
Wallace River
7 miSnohomish County · 4 species · 360 records
Last stocked June 2026
Flowing Lake
6 miSnohomish County · 3 species · 149 records
Last stocked May 2026
Lake Roesiger
4 miSnohomish County · 6 species · 172 records
Last stocked May 2026
Chain Lake
6 miSnohomish County · 2 species · 35 records
Last stocked May 2026
Wagner Lake
6 miSnohomish County · 2 species · 47 records
Last stocked April 2026
Sultan River
6 miSnohomish County · 2 species · 79 records
Last stocked April 2026
Stocking history
Most recent stockings first. Dates shown at the precision the agency reported.
| Date | Species | Number | Source |
|---|---|---|---|
| March 24, 2026 | Rainbow Trout | 1,300 | Washington fish & wildlife agency |
| March 25, 2025 | Rainbow Trout | 1,610 | Washington fish & wildlife agency |
| March 19, 2024 | Rainbow Trout | 1,500 | Washington fish & wildlife agency |
| March 15, 2023 | Rainbow Trout | 1,575 | Washington fish & wildlife agency |
| March 30, 2022 | Rainbow Trout | 1,518 | Washington fish & wildlife agency |
| March 22, 2021 | Rainbow Trout | 1,530 | Washington fish & wildlife agency |
| April 15, 2020 | Rainbow Trout | 1,529 | Washington fish & wildlife agency |
| April 5, 2019 | Rainbow Trout | 1,512 | Washington fish & wildlife agency |
Show 20 more stocking records →
| Date | Species | Number | Source |
|---|---|---|---|
| March 20, 2018 | Rainbow Trout | 1,500 | Washington fish & wildlife agency |
| March 21, 2017 | Rainbow Trout | 1,518 | Washington fish & wildlife agency |
| March 29, 2016 | Rainbow Trout | 1,575 | Washington fish & wildlife agency |
| March 17, 2015 | Rainbow Trout | 2,088 | Washington fish & wildlife agency |
| March 18, 2014 | Rainbow Trout | 1,150 | Washington fish & wildlife agency |
| March 18, 2013 | Rainbow Trout | 1,195 | Washington fish & wildlife agency |
| April 27, 2010 | Rainbow Trout | 1,500 | Washington fish & wildlife agency |
| April 27, 2009 | Rainbow Trout | 1,596 | Washington fish & wildlife agency |
| April 29, 2008 | Rainbow Trout | 1,560 | Washington fish & wildlife agency |
| April 30, 2007 | Rainbow Trout | 1,500 | Washington fish & wildlife agency |
| May 1, 2006 | Rainbow Trout | 1,530 | Washington fish & wildlife agency |
| May 4, 2005 | Rainbow Trout | 1,055 | Washington fish & wildlife agency |
| April 6, 2005 | Rainbow Trout | 1,007 | Washington fish & wildlife agency |
| May 3, 2004 | Rainbow Trout | 1,045 | Washington fish & wildlife agency |
| May 6, 2003 | Rainbow Trout | 1,010 | Washington fish & wildlife agency |
| May 6, 2002 | Rainbow Trout | 1,062 | Washington fish & wildlife agency |
| May 16, 2001 | Rainbow Trout | 1,005 | Washington fish & wildlife agency |
| May 12, 2000 | Rainbow Trout | 1,050 | Washington fish & wildlife agency |
| March 17, 1997 | Rainbow Trout | 1,500 | Washington fish & wildlife agency |
| March 17, 1997 | Rainbow Trout | 1,000 | Washington fish & wildlife agency |
The reporting agency did not include fish sizes for this water.
Frequently asked
When was Lost Lake last stocked?
According to Washington fish & wildlife agency, Lost Lake was last stocked March 24, 2026 with Rainbow Trout.
What fish species are stocked in Lost Lake?
Lost Lake is stocked with Rainbow Trout.
What time of year is Lost Lake stocked?
Lost Lake is typically stocked in spring, most often in March.
How often is Lost Lake stocked?
Lost Lake is stocked intermittently — 28 recorded stockings between 1997 and 2026.
How many fish have been stocked in Lost Lake?
About 38,520 fish have been stocked in Lost Lake across 28 recorded events since 1997, per Washington fish & wildlife agency.
Do you need a fishing license to fish Lost Lake?
Yes, all anglers age 16 and older generally need a valid Washington freshwater fishing license. Always review current regulations from Washington fish & wildlife agency for site-specific rules, bag limits, or stamps.
How do you catch stocked trout in Lost Lake?
Freshly stocked trout in Lost Lake typically respond well to floating dough bait (such as PowerBait) floated 12–18 inches off bottom on light 4–6 lb leader, live nightcrawlers under a bobber, and small inline spinners or spoons retrieved along shorelines and drop-offs.