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Willamette Zone

Trillium Lake

As of Nov 6, 2026, ODFW has 4 weeks of trout stocking still ahead on its schedule for Trillium Lake, 8,467 fish in all. The next scheduled week is May 10 – May 14, 2027. This is the agency’s schedule, which can change; it does not confirm that fish were released. ODFW lists it as “Trillium Lk”.

ODFW data pulled .

Trillium Lake, Oregon
Photo: jothamsutharson, Pixabay License, Pixabay

Trillium Lake in numbers

trout scheduled from Nov 6, 2026 on
8,467
weeks scheduled in 2027
4
trout scheduled in 2025
11,847
Stocking log

The schedule, week by week

ODFW counts fish by category: legal-size trout (catchable, at least 8 inches under Oregon rules), trophy trout, broodstock and fingerlings. Past weeks show what was on the schedule, not a confirmed release.

Next scheduled, week of May 10 – May 14, 20272,1672,000 legal-size; 167 trophy
Scheduled from Nov 6, 2026 on
WeekLegal-sizeTrophyTotal
May 10 – May 14, 20272,000167 trophy1672,167
May 17 – May 21, 20272,0000 trophy02,000
Jun 7 – Jun 11, 20272,000167 trophy1672,167
Aug 23 – Aug 27, 20272,000133 trophy1332,133
2026, scheduled weeks before Nov 6, 2026
WeekLegal-sizeTrophyBroodstockTotal
May 11 – May 15, 20262,000167 trophy · 50 broodstock167502,217
May 18 – May 22, 20262,0000 trophy · 50 broodstock0502,050
Jun 8 – Jun 12, 20262,000167 trophy · 50 broodstock167502,217
Aug 24 – Aug 28, 20262,000133 trophy · 0 broodstock13302,133
2025, scheduled weeks before Nov 6, 2026
WeekLegal-sizeTrophyBroodstockTotal
May 12 – May 16, 20253,0000 trophy · 60 broodstock0603,060
May 26 – May 30, 20253,0000 trophy · 60 broodstock0603,060
Jun 9 – Jun 13, 20253,0000 trophy · 60 broodstock0603,060
Aug 25 – Aug 29, 20252,000334 trophy · 0 broodstock33402,334
Sep 22 – Sep 26, 20250333 trophy · 0 broodstock3330333
2024, scheduled weeks before Nov 6, 2026
WeekLegal-sizeTrophyBroodstockTotal
May 13 – May 17, 20242,0000 trophy · 40 broodstock0402,040
May 20 – May 24, 20242,0000 trophy · 40 broodstock0402,040
Jun 10 – Jun 14, 20242,0000 trophy · 40 broodstock0402,040
Aug 26 – Aug 30, 20242,000333 trophy · 0 broodstock33302,333
Sep 23 – Sep 27, 20240333 trophy · 0 broodstock3330333
2024 – 2027

Trout scheduled each year

2027 is outlined because the agency may still add weeks. Years are counted by the first day of each scheduled week.

  1. 8.8k2024: 8,786 fish
  2. 12k2025: 11,847 fish
  3. 8.6k2026: 8,617 fish
  4. 8.5k2027: 8,467 fish

Where it is

Oregon trout stockingAll Willamette Zone watersFull Oregon scheduleTrout stocking near Portland

Open on a map

Map point 45.2704, -121.7389: the USGS Geographic Names Information System point for this reservoir (feature 1151417). 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 Willamette Zone: Alton Baker Canal, Walter Wirth Lake, Junction City Pond, Leaburg Lake, Timber Linn Lake, McKenzie River (above Leaburg Dam), Breitenbush River, E.E. Wilson Pond.

Source: ODFW trout stocking schedule, Oregon Department of Fish and Wildlife. Pulled . Check the agency and the current fishing rules before you go.

Near Trillium 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.

Bait and tackleNone in 10 mi
Boat rentalNone in 10 mi
Campground0.2miLodging1.1mi

Campgrounds and RV parks

nearest 3

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.