Today on Grindstone
· Tomorrow & the week: Lake Report or Premium →Best fishing times
All fishTimes by species available in Premium
Wind & weather
National Weather ServiceWhat Grindstone is best for
DNR data
WalleyeAbundant9.0
MuskyCommon · stocked7.9
SmallmouthCommon6.9
Northern pikeCommon6.9
BluegillPanfish, present4.4
PerchPanfish, present4.4
CrappiePanfish, present4.4
LargemouthPresent4.4How we rate
Start from how common the DNR says the fish is (abundant 7.5, common 6, present 3.5). Add 1 if the DNR stocked it in the last 5 years, 0.6 for walleye in two-story or complex lakes, and up to 0.9 for lake size. The DNR counts bluegill, perch and crappie together as panfish, so they share a score.
Depth map
Wisconsin DNRTap a map to zoom. Pinch or scroll to zoom in, drag to move.
Not for navigation. Old survey; depths and weed lines change.
Rules on this lake
DNR · checked 2026-10-07| Walleye | No size limit · keep none 14–18" · 3 a dayMay 2, 2026 to March 7, 2027 | Open |
| Musky | 50" min · 1 a dayMay 2, 2026 to December 31, 2026 on open water | Open |
| Northern pike | No size limit · 5 a dayMay 2, 2026 to March 7, 2027 | Open |
| Bass | No minimum length limit and the daily bag limit is 5, of which only one smallmouth bass may be kept, and it must be over 18 inchesJune 20, 2026 to March 7, 2027 | Open |
| Panfish | No size limit · 25 a dayOpen All Year | Open |
| Sturgeon | No fishing | Closed |
Launches & access
2 public- Access Nr Grass Point And Grindstone Landing RdDirections
- Access Off Poplar AveDirections
Stocking
DNR records| 2024 | 1,003 muskellunge large fingerling, 13.5" 198 muskellunge large fingerling, 12" |
| 2021 | 1,773 muskellunge large fingerling, 14.03" |
| 2017 | 736 muskellunge large fingerling, 11.9" |
| 2014 | 3,108 muskellunge large fingerling, 10.97" |
| 2011 | 2,991 muskellunge large fingerling, 10.13" |
The DNR has 126 fish surveys on file for this lake.
Before you go
DNRThis is health advice about eating fish, from the DNR. It is not how many you can catch or keep. Catch limits are in Rules.
Eat any amount Bluegill and Sunfish, Bullheads, Crappies, Inland Trout, Yellow Perch
Up to 1 meal a week Bass, Catfish, Pike, Walleye, All Other Species and Sizes
Up to 1 meal a month Muskies
Statewide advice; no lake-specific advisory. Stricter for women who may get pregnant and children under 15. DNR detailsBanded Mystery Snail · Curly-Leaf Pondweed · Rusty Crayfish
Drain all water, remove plants and animals, and never move live fish or bait to another lake.Ice on Grindstone
Reports & estimateReviews
No reviews yetNear Grindstone
Local dealsLocal bait shops, resorts and supper clubs can put a coupon here and on the printed sheet, free for a year. Add your business
Grindstone board
Catches & reportsLakes near Grindstone
Within 25 miles| Lake | Miles | Acres | Max depth |
|---|---|---|---|
| Johnson LakeSawyer | 1.8 | 62 | 28 ft |
| Spring LakeSawyer | 2.5 | 220 | 18 ft |
| Gurno LakeSawyer | 2.7 | 86 | 27 ft |
| Windigo LakeSawyer | 2.7 | 522 | 51 ft |
| Schoolhouse LakeSawyer | 2.7 | 58 | 12 ft |
| Lac Courte OreillesSawyer | 2.9 | 5,039 | 90 ft |
| Lake Twenty-sevenSawyer | 2.9 | 56 | 21 ft |
| Durphee LakeSawyer | 3 | 193 | 16 ft |
Grindstone questions
How deep is Grindstone Lake?
Grindstone Lake is 60 feet at its deepest, and 30 feet deep on average. It covers 3,176 acres.
What fish are in Grindstone Lake?
The Wisconsin DNR lists walleye (abundant), musky (common), smallmouth bass (common), northern pike (common), panfish (present) and largemouth bass (present).
Where is the boat launch on Grindstone Lake?
There are 2 public launches: Access Nr Grass Point And Grindstone Landing Rd and Access Off Poplar Ave.
Do I need a trout stamp to fish Grindstone Lake?
A Wisconsin fishing license covers this lake. No trout or Great Lakes stamp needed here.
What is the walleye limit on Grindstone Lake?
No size limit · keep none 14–18" · 3 a day. Season: May 2, 2026 to March 7, 2027.
Is Grindstone Lake stocked?
Yes. In 2024 the DNR and partners stocked 1,003 muskellunge (large fingerling) and 198 muskellunge (large fingerling).
Fish it longer
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Sources: Wisconsin DNR (lake facts, species, rules, stocking, consumption advice, survey map), National Weather Service (forecast). Sun and moon computed for the lake's location. Best times are a model of light and moon, not a promise. Checked 2026-10-07.