Rainbow Trout Stocked · 5 plants · last April 8, 2026 Best: dawn, dusk Island Lake fishing
Island Lake fishing has Rainbow Trout on the stocking report. It is stocked about 2.5 times a year since 2025, most often in March and April. Species guides list dawn and dusk as the active times.
- Last stocked
- April 8, 2026
- · Rainbow Trout
- Plants on record
- 5
- Since 2025
- Species recorded
- 1
- Average size
- 11.9 in
- Surface acres
- 104.9
- Elevation
- 230 ft
Fish at Island Lake
Rainbow Trout Stocked · 5 plants · last April 8, 2026 Best: dawn, dusk How Island Lake is stocked
About 145 reported fish per acre, 4th most of 21 lakes in Mason County with both a fish count and a surface area.
Fish stocked in 2025
8,612
Fish stocked in 2026
6,555
Stocking history
| Date | Species | Quantity | Avg. length | Source |
|---|---|---|---|---|
| April 8, 2026 | Rainbow Trout | 4,360 | 10.1 in | report |
| March 16, 2026 | Rainbow Trout | 2,195 | 12.2 in | report |
| September 22, 2025 | Rainbow Trout | 2,021 | 13.7 in | report |
| April 1, 2025 | Rainbow Trout | 2,185 | 12.7 in | report |
| April 1, 2025 | Rainbow Trout | 4,406 | 10.7 in | report |
Access and facts
Advisories, closures, regulations and water conditions change. Check the Washington Department of Fish and Wildlife before you go.
Nearest lakes
Common questions
What fish are at Island Lake?
Fishing Island Lake usually means Rainbow Trout. All 5 plants on record are Rainbow Trout. Rainbow Trout was last stocked April 8, 2026, averaging 11.9 in.
When is Island Lake stocked?
Last stocked April 8, 2026. It is stocked about 2.5 times a year since 2025, most often in March and April. About 145 reported fish per acre, 4th most of 21 lakes in Mason County with both a fish count and a surface area.
How big are the fish stocked at Island Lake?
Rainbow Trout stocked at Island Lake average 11.9 in.
Which lakes near Island Lake were stocked more recently?
Lake Limerick (4.2 mi), Spencer Lake (7.4 mi), Lost Lake (8.8 mi), and Nahwatzel Lake (10.2 mi) were stocked more recently. Lake Limerick is also stocked with Rainbow Trout, Spencer Lake is also stocked with Rainbow Trout, Lost Lake is also stocked with Rainbow Trout, and Nahwatzel Lake is also stocked with Rainbow Trout.