When was Isabella Lake last stocked?

The latest reported stocking was Oct 6, 2025 (rainbow trout, 8,325 fish), according to Washington agency reports.

How often is Isabella Lake stocked?

It was stocked 1 times in the last 12 months.

What kind of trout are stocked in Isabella Lake?

Rainbow trout (1 stocking, 8,325 fish).

Isabella Lake trout stocking

Mason County, Washington · lake

Isabella Lake was last stocked 12 months ago (Oct 6, 2025). We have 1 stocking on record since Oct 6, 2025, 1 in the last 12 months (8,325 fish). Species stocked: rainbow trout.

Last stocked

12 months ago

Oct 6, 2025

Next planned

Not announced

Last 12 months

1 stocking

8,325 fish

On record

1 stockings

since Oct 6, 2025

River conditions

Nearest USGS gage: GOLDSBOROUGH CREEK ABOVE 7TH STREET AT SHELTON, WA (5 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 Isabella Lake

Tonight
50°F
Rain
99% rain · wind 3 mph
Friday
62°F
Light Rain
92% rain · wind 5 to 17 mph
Friday Night
43°F
Partly Cloudy
6% rain · wind 3 to 15 mph
Saturday
64°F
Mostly Sunny
wind 1 to 5 mph
Saturday Night
43°F
Mostly Cloudy
wind 0 to 5 mph
Sunday
67°F
Mostly Sunny
1% rain · wind 0 to 3 mph

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

What is stocked

Species	Stockings	Fish	Fish per stocking	Typical size
Rainbow trout	1	8,325	8,325

Stocking history

Date	Species	Fish	Pounds	Hatchery
Oct 6, 2025	Rainbow trout	8,325	670	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 Isabella 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 Isabella Lake

Island Lakelake · 5 mistocked Apr 8, 2026
Lost Lakelake · 6 mistocked May 13, 2026
Panhandle Lakelake · 7 mistocked Jun 8, 2026
Summit Lakelake · 8 mistocked May 18, 2026
Lake Limericklake · 9 mistocked Apr 20, 2026
Phillips Lakelake · 9 mistocked Apr 20, 2026
Spencer Lakelake · 10 mistocked May 20, 2026
Nahwatzel Lakelake · 11 mistocked Apr 28, 2026

All stocked waters in Mason County Stocked this week in Washington

Questions about Isabella Lake

When was Isabella Lake last stocked?: The latest reported stocking was Oct 6, 2025 (rainbow trout, 8,325 fish), according to Washington agency reports.
How often is Isabella Lake stocked?: It was stocked 1 times in the last 12 months.
What kind of trout are stocked in Isabella Lake?: Rainbow trout (1 stocking, 8,325 fish).