Island Lake trout stocking
King County, Washington · lake · about 4,262 ft elevation
Island Lake was last stocked 14 months ago (Sep 17, 2025). We have 3 stockings on record since Aug 14, 2019. Most stockings come in August to October. Species stocked: rainbow trout.
- Number 66 of 194 stocked waters in King County by stocking days.
- Stocked about as often as a typical Washington water on our record.
River conditions
Nearest USGS gage: SF SNOQUALMIE RIVER AB ALICE CREEK NEAR GARCIA, WA (4 km away, on a different stream or lake).
- Flow
- 243 cfs
- much higher than usual for the last six weeks
- Gage height
- 10.44 ft
Latest reading Nov 9, 2026, 8:15 AM UTC. USGS data are provisional. Gage page at USGS.
Weather at Island Lake
- This Afternoon47°FCloudy13% rain · wind 0 mph
- Tonight37°FLight Rain then Chance Rain And Snow100% rain · wind 1 to 5 mph
- Thursday40°FChance Rain And Snow then Partly Sunny34% rain · wind 0 to 5 mph
- Thursday Night35°FMostly Cloudy then Chance Light Snow34% rain · wind 0 to 8 mph
- Friday42°FChance Light Snow then Rain And Snow89% rain · wind 1 to 8 mph
- Friday Night40°FLight Rain78% rain · wind 1 to 9 mph
Forecast from the National Weather Service for this location, refreshed hourly.
When is Island Lake stocked?
Most stockings come in August to October.
By month, all years
Year by year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | 1 | |||||||||||
| 2022 | 1 | |||||||||||
| 2019 | 1 |
What is stocked
| Species | Stockings | Fish | Fish per stocking |
|---|---|---|---|
| Rainbow trout | 3 | 4,020 | 1,340 |
Stocking history
20251 stocking · 1,340 fish
| Date | Species | Fish | Since previous | Hatchery |
|---|---|---|---|---|
Sep 17Latest Wednesday | Rainbow trout | 1,340 4 lb | 1069 days | Tokul Cr Hatchery |
20221 stocking · 1,340 fish
| Date | Species | Fish | Since previous | Hatchery |
|---|---|---|---|---|
Oct 14 Friday | Rainbow trout | 1,340 3 lb | 1157 days | Tokul Cr Hatchery |
20191 stocking · 1,340 fish
| Date | Species | Fish | Since previous | Hatchery |
|---|---|---|---|---|
Aug 14 Wednesday | Rainbow trout | 1,340 3 lb | Tokul Cr Hatchery |
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?
King County, Washington. Approximate: the marker is the USGS place-name point for this water, not an agency location.
Stocked waters near Island Lake
- Blazer Lakelake · 1 mistocked Jul 18, 2022
- Mason Lakelake · 1 mistocked Aug 9, 2026
- Kulla Lake Littlelake · 1 mistocked Sep 21, 2023
- Kulla Kulla Lakelake · 1 mistocked Jun 21, 2025
- Talapus Lakelake · 1 mistocked Sep 27, 2020
- Mason Lake Littlelake · 1 mistocked Jul 24, 2024
- Pratt Lakelake · 2 mistocked Sep 7, 2024
- Pratt Lake Littlelake · 2 mistocked Sep 15, 2025
All stocked waters in King CountyStocked this week in Washington
Questions about Island Lake
- When was Island Lake last stocked?
- The latest reported stocking was Sep 17, 2025 (rainbow trout, 1,340 fish), according to Washington agency reports.
- How often is Island Lake stocked?
- Across all years on record, most stockings come in August to October.
- Is Island Lake stocked often?
- Number 66 of 194 stocked waters in King County by stocking days. Stocked about as often as a typical Washington water on our record. We count each day the agency reported stocking it.
- What kind of trout are stocked in Island Lake?
- Rainbow trout (3 stockings, 4,020 fish).