StockingRecord
Menu
Cook County

Olson Lake

The Minnesota DNR reports 1,500 trout stocked in Olson Lake (Cook County) in 2025, the latest year in its lake stocking report. The DNR reports stocking by year, not by day. Minnesota DNR lists it as “Olson”.

Minnesota DNR data pulled .

A lake with autumn and shore
Photo: michellegraber, Pixabay License, Pixabay

Olson Lake in numbers

trout stocked in 2025
1,500
yearly average, 2020–2024
1,502
years stocked since 2020
6
Stocking log

Every stocking record

Every trout stocking the DNR reports for this lake, by year, species and size class (fry, fingerlings, yearlings, adults), newest first.

Stocked in 20251,5001,500 rainbow trout
Every year since 2020
YearSpeciesSizeFish
2025Rainbow troutfingerlingsfingerlings1,500
2024Rainbow troutfingerlingsfingerlings1,500
2023Rainbow troutfingerlingsfingerlings1,500
2022Rainbow troutfingerlingsfingerlings1,500
2021Rainbow troutfingerlingsfingerlings1,500
2020Rainbow troutfingerlingsfingerlings1,511
2020 – 2025

Trout stocked each year

Shown from 2020 to 2025, the latest year the DNR has published. The tallest year is yellow.

  1. 1.5k2020: 1,511 fish
  2. 1.5k2021: 1,500 fish
  3. 1.5k2022: 1,500 fish
  4. 1.5k2023: 1,500 fish
  5. 1.5k2024: 1,500 fish
  6. 1.5k2025: 1,500 fish

What is stocked here

All records since 2020
SpeciesFishShare
Rainbow trout9,011100%

Where it is

Minnesota trout stockingAll Cook County waters

This is a stream, and a stream has no single map point, so no map is shown.

Also in Cook County: Mink Lake, Trout Lake, Kimball Lake, Birch Lake, Esther Lake, Pine Lake, Leo Lake, Thompson Lake.

Source: DNR lake stocking report, Minnesota Department of Natural Resources. Pulled . Check the agency and the current fishing rules before you go.