When was Island Lake last stocked?

The latest reported stocking was Apr 8, 2026 (rainbow trout, 4,360 fish), according to Washington agency reports.

How often is Island Lake stocked?

Stocked 3 times in 2025, usually on Mondays, about every 174 days. Across all years on record, most stockings come in April.

What kind of trout are stocked in Island Lake?

Rainbow trout (6 stockings, 21,709 fish).

Island Lake trout stocking

Mason County, Washington · lake

Island Lake was last stocked 6 months ago (Apr 8, 2026). We have 6 stockings on record since Apr 1, 2025, 3 in the last 12 months (13,097 fish). Most stockings come in April. Species stocked: rainbow trout.

Last stocked

6 months ago

Apr 8, 2026

Next planned

Not announced

Last 12 months

3 stockings

13,097 fish

On record

6 stockings

since Apr 1, 2025

River conditions

Nearest USGS gage: GOLDSBOROUGH CREEK ABOVE 7TH STREET AT SHELTON, WA (4 km away, on a different stream or lake).

Flow: 36 cfs; about normal for the last six weeks
Gage height: 18.69 ft

Streamflow, last six weeks (cfs), daily. Latest: 33 cfs on Sep 23.

Latest reading Sep 25, 2026, 3:00 AM UTC. USGS data are provisional. Gage page at USGS.

Weather at Island Lake

Tonight
49°F
Rain
99% rain · wind 3 mph
Friday
62°F
Rain
93% rain · wind 6 to 18 mph
Friday Night
42°F
Partly Cloudy
5% rain · wind 3 to 16 mph
Saturday
64°F
Mostly Sunny
wind 2 to 6 mph
Saturday Night
42°F
Mostly Cloudy
1% rain · wind 0 to 6 mph
Sunday
67°F
Mostly Sunny
1% rain · wind 0 to 3 mph

Forecast from the National Weather Service for this location, refreshed hourly.

When is Island Lake stocked?

Most stockings come in April. Stocked 3 times in 2025, usually on Mondays, about every 174 days.

By month, all years

Stockings of Island Lake by month, all years on record. This month is shown in blue.

Year by year

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2026			1	1
2025				1					1	1

What is stocked

Species	Stockings	Fish	Fish per stocking	Typical size
Rainbow trout	6	21,709	3,618

Stocking history

Date	Species	Fish	Pounds	Hatchery
Apr 8, 2026	Rainbow trout	4,360	1,772	Eells Springs
Mar 16, 2026	Rainbow trout	2,195	1,591	Lakewood Hatchery
Oct 6, 2025	Rainbow trout	6,542	564	Eells Springs
Sep 22, 2025	Rainbow trout	2,021	2,173	Eells Springs
Apr 1, 2025	Rainbow trout	2,185	1,900	Lakewood Hatchery
Apr 1, 2025	Rainbow trout	4,406	2,040	Eells Springs

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.

Where is Island Lake?

Mason County, Washington. Approximate: the marker is the USGS place-name point for this water, not an agency location.

Directions Larger map

Stocked waters near Island Lake

Lake Limericklake · 4 mistocked Apr 20, 2026
Isabella Lakelake · 5 mistocked Oct 6, 2025
Phillips Lakelake · 7 mistocked Apr 20, 2026
Spencer Lakelake · 7 mistocked May 20, 2026
Panhandle Lakelake · 9 mistocked Jun 8, 2026
Lost Lakelake · 9 mistocked May 13, 2026
Wheeler Lakelake · 9 mistocked May 20, 2025
Mason Lakelake · 9 mistocked Aug 3, 2026

All stocked waters in Mason County Stocked this week in Washington

Questions about Island Lake

When was Island Lake last stocked?: The latest reported stocking was Apr 8, 2026 (rainbow trout, 4,360 fish), according to Washington agency reports.
How often is Island Lake stocked?: Stocked 3 times in 2025, usually on Mondays, about every 174 days. Across all years on record, most stockings come in April.
What kind of trout are stocked in Island Lake?: Rainbow trout (6 stockings, 21,709 fish).