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Mason County

Island Lake

WDFW logged 4 trout stocking dates at Island Lake in 2026 so far, 15,153 fish in all. The latest was on Oct 5, 2026. WDFW lists it as “Island Lk (Maso)”.

WDFW data pulled . Latest record in the WDFW data for any water: Nov 4, 2026.

A lake with mountains and clouds
Photo: amelialaura, Pixabay License, Pixabay

Island Lake in numbers

fish stocked in 2026, through Nov 6
15,153
by the same date in 2025
15,154
in all of 2025
15,154
Stocking log

Every stocking record

Every trout and kokanee release WDFW lists for this water in the last two years, newest first, then yearly totals since 2020. Counts include fry and fingerlings as well as catchable trout: WDFW calls catchable fish “legals”. Fish per pound is WDFW’s figure for each release; fewer fish per pound means bigger fish.

Last stocked, Oct 5, 20266,598Rainbow trout, fry
2026 · 15,153 fish on 4 dates
DateSpeciesFishLife stageFish per lb
Oct 5Rainbow trout4,380 fish · Fry4,380Fry11.3
Oct 5Rainbow trout2,218 fish · Fry2,218Fry15.4
Sep 28Rainbow trout2,000 fish · Legals2,000Legals0.95
Apr 8Rainbow trout4,360 fish · Legals4,360Legals2.46
Mar 16Rainbow trout2,195 fish · Legals2,195Legals1.38
2025 · 15,154 fish on 3 dates
DateSpeciesFishLife stageFish per lb
Oct 6Rainbow trout6,542 fish · Fry6,542Fry11.6
Sep 22Rainbow trout2,021 fish · Legals2,021Legals0.93
Apr 1Rainbow trout4,406 fish · Legals4,406Legals2.16
Apr 1Rainbow trout2,185 fish · Legals2,185Legals1.15
Every year since 2020
YearStocking datesFish
2026415,153
2025315,154
2024215,151
2023415,152
2022415,355
2021315,127
2020616,755
2020 – 2026

Trout stocked each year

2026 is outlined because the year is not over. The tallest full year is yellow. Counts include fry and fingerlings.

  1. 17k2020: 16,755 fish
  2. 15k2021: 15,127 fish
  3. 15k2022: 15,355 fish
  4. 15k2023: 15,152 fish
  5. 15k2024: 15,151 fish
  6. 15k2025: 15,154 fish
  7. 15k2026: 15,153 fish

What is stocked here

All records since 2020
SpeciesFishShare
Rainbow trout107,597100%
Cutthroat trout2500%

Open on a map

Map point 47.2489, -123.1148: the USGS Geographic Names Information System point for this lake (feature 1521265). It marks the water, not a parking lot or a boat launch.

Closest waters on this site

Straight-line distance between USGS map points, not driving distance.

Also in Mason County: Mason Lake, Spencer Lake, Lost Lake, Nahwatzel Lake, Trails End Lake, Cady Lake, Aldrich Lake, Devereaux Lake.

Source: WDFW Fish Plants dataset, data.wa.gov, Washington Department of Fish and Wildlife. Pulled . Check the agency and the current fishing rules before you go.

Near Island Lake

Boat access, bait shops, rentals and places to stay within 10 miles. Distances are straight lines from the map point of the water, not driving distance.

Island LakeWDFW water access area · 0.2 mi from the map point
  • Boat ramps1 · concrete
  • Boarding floatNo
  • Parking lots1
  • Restrooms1
  • CampingNo
  • OpenYear-round

From the WDFW access area page. WDFW: a Discover Pass or Vehicle Access Pass is required at all WDFW recreation lands.

Bait and tackle

1 listed
  • Larry's Used Tackle Shopoutdoor store · Union6.2 mi

Boats, kayaks and marinas

nearest 3

Campgrounds and RV parks

nearest 3
  • Old Iron Parkcampground · Shelton1.2 mi
  • Peninsula Pines RV ParkRV park · Shelton4.8 mi
  • Blue Bear ParkRV park · Shelton4.8 mi

Lodging

nearest 3
Compare stays nearbyPartner link (Stay22: Booking.com, Expedia, Vrbo and others). We may earn a commission if you book; the price is the same.

Businesses: Overture Maps Foundation open places data (release 2026-10-21.0, pulled 2026-11-06), from the businesses’ public listings. We have not visited them and do not rank them. Hours and services change, so call ahead.