Island Lake trout stocking
Mason County, Washington · lake · about 227 ft elevation
Island Lake was last stocked 5 weeks ago (Oct 5, 2026). We have 39 stockings on record since Oct 4, 2016, 4 in the last 12 months (15,153 fish). Most stockings come in April and October. Species stocked: rainbow trout, cutthroat trout.
- Number 11 of 55 stocked waters in Mason County by stocking days.
- Stocked more often than 91% of Washington waters on our record.
River conditions
Nearest USGS gage: GOLDSBOROUGH CREEK ABOVE 7TH STREET AT SHELTON, WA (4 km away, on a different stream or lake).
- Flow
- 52 cfs
- higher than usual for the last six weeks
- Gage height
- 18.83 ft
Latest reading Nov 9, 2026, 9:00 AM UTC. USGS data are provisional. Gage page at USGS.
Weather at Island Lake
- This Afternoon56°FLight Rain81% rain · wind 5 mph
- Tonight44°FLight Rain then Mostly Cloudy100% rain · wind 2 to 8 mph
- Thursday56°FPartly Sunny6% rain · wind 2 to 7 mph
- Thursday Night42°FCloudy then Light Rain87% rain · wind 2 mph
- Friday53°FLight Rain96% rain · wind 1 to 5 mph
- Friday Night46°FLight Rain80% rain · wind 0 to 5 mph
Forecast from the National Weather Service for this location, refreshed hourly.
When is Island Lake stocked?
Most stockings come in April and October. Stocked 4 times in 2026, usually on Mondays, about every 23 days.
By month, all years
Year by year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 1 | 1 | 1 | 1 | ||||||||
| 2025 | 1 | 1 | 1 | |||||||||
| 2024 | 1 | 1 | ||||||||||
| 2023 | 2 | 1 | 1 | |||||||||
| 2022 | 1 | 1 | 1 | 1 | ||||||||
| 2021 | 1 | 1 | 1 | |||||||||
| 2020 | 1 | 1 | 1 | 1 | 2 | |||||||
| 2019 | 2 | 1 | 1 |
What is stocked
| Species | Stockings | Fish | Fish per stocking |
|---|---|---|---|
| Rainbow trout | 38 | 148,765 | 3,915 |
| Cutthroat trout | 1 | 250 | 250 |
Stocking history
20264 stockings · 15,153 fish
| Date | Species | Fish | Since previous | Hatchery |
|---|---|---|---|---|
Oct 5Latest Monday · 5 weeks ago | Rainbow trout | 6,598 532 lb | 1 week | Eells Springs |
Sep 28 Monday · 6 weeks ago | Rainbow trout | 2,000 2,105 lb | 173 days | Eells Springs |
Apr 8 Wednesday | Rainbow trout | 4,360 1,772 lb | 23 days | Eells Springs |
Mar 16 Monday | Rainbow trout | 2,195 1,591 lb | 23 weeks | Lakewood Hatchery |
20253 stockings · 15,154 fish
| Date | Species | Fish | Since previous | Hatchery |
|---|---|---|---|---|
Oct 6 Monday | Rainbow trout | 6,542 564 lb | 2 weeks | Eells Springs |
Sep 22 Monday | Rainbow trout | 2,021 2,173 lb | 174 days | Eells Springs |
Apr 1 Tuesday | Rainbow trout | 6,591 3,940 lb | 190 days | Eells Springs, Lakewood Hatchery |
20242 stockings · 15,151 fish
| Date | Species | Fish | Since previous | Hatchery |
|---|---|---|---|---|
Sep 23 Monday | Rainbow trout | 8,557 2,957 lb | 25 weeks | Eells Springs |
Apr 1 Monday | Rainbow trout | 6,594 3,756 lb | 26 weeks | Lakewood Hatchery, Eells Springs |
20234 stockings · 15,152 fish
- Oct 2 rainbow trout, 6,540 fish
- Sep 25 rainbow trout, 2,007 fish
- Apr 17 rainbow trout, 4,423 fish
- Apr 3 rainbow trout, 2,182 fish
20224 stockings · 15,355 fish
- Oct 3 rainbow trout, 6,700 fish
- Sep 26 rainbow trout, 2,000 fish
- Apr 4 rainbow trout, 2,210 fish
- Mar 28 rainbow trout, 4,445 fish
20213 stockings · 15,127 fish
- Oct 4 rainbow trout, 6,540 fish
- Sep 27 rainbow trout, 2,000 fish
- Apr 5 rainbow trout, 6,587 fish
20206 stockings · 16,755 fish
- Oct 12 rainbow trout, 6,600 fish
- Oct 5 cutthroat trout, 250 fish
- Sep 28 rainbow trout, 2,100 fish
- Aug 25 rainbow trout, 1,155 fish
- May 1 rainbow trout, 4,440 fish
- Apr 21 rainbow trout, 2,210 fish
20194 stockings · 15,341 fish
- Oct 1 rainbow trout, 6,585 fish
- Sep 30 rainbow trout, 2,100 fish
- Apr 23 rainbow trout, 7 fish
- Apr 1 rainbow trout, 6,649 fish
20183 stockings · 15,235 fish
- Oct 11 rainbow trout, 6,536 fish
- Oct 2 rainbow trout, 2,119 fish
- Apr 2 rainbow trout, 6,580 fish
20175 stockings · 8,792 fish
- Oct 2 rainbow trout, 2,100 fish
- May 12 rainbow trout, 106 fish
- Apr 19 rainbow trout, 6 fish
- Week of Apr 4 rainbow trout, 2,180 fish
- Apr 3 rainbow trout, 4,400 fish
20161 stocking · 1,800 fish
- Oct 4 rainbow trout, 1,800 fish
From Washington fish and wildlife agency reports, collected nightly and kept after the agency takes them down. Agencies revise reports; check the agency's report before you go. Seasons and limits: Washington fishing regulations.
Where is Island Lake?
Mason County, Washington. Approximate: the marker is the USGS place-name point for this water, not an agency location.
Stocked waters near Island Lake
- Lake Limericklake · 4 mistocked Apr 20, 2026
- Isabella Lakelake · 5 mistocked Oct 5, 2026
- Phillips Lakelake · 7 mistocked Apr 20, 2026
- Spencer Lakelake · 7 mistocked Oct 9, 2026
- Panhandle Lakelake · 9 mistocked Jun 8, 2026
- Lost Lakelake · 9 mistocked Oct 9, 2026
- Wheeler Lakelake · 9 mistocked May 20, 2025
- Mason Lakelake · 9 mistocked Aug 3, 2026
All stocked waters in Mason CountyStocked this week in Washington
Questions about Island Lake
- When was Island Lake last stocked?
- The latest reported stocking was Oct 5, 2026 (rainbow trout, 6,598 fish), according to Washington agency reports.
- How often is Island Lake stocked?
- Stocked 4 times in 2026, usually on Mondays, about every 23 days. Across all years on record, most stockings come in April and October.
- Is Island Lake stocked often?
- Number 11 of 55 stocked waters in Mason County by stocking days. Stocked more often than 91% of Washington waters on our record. We count each day the agency reported stocking it.
- What kind of trout are stocked in Island Lake?
- Rainbow trout (38 stockings, 148,765 fish); Cutthroat trout (1 stocking, 250 fish).