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Best largemouth bass lakes in Ontario

1096 Ontario waters hold largemouth bass, 634 mapped with real state-agency depth surveys. Ranked below by size and depth-data quality — open any water to see exactly where to fish it: depth contours, scored spots with plain-English reasons, seasonal windows and bait picks. Ambush predator that relates to cover — weeds, timber, docks — and moves shallow to feed.

1. Lake Erie — Eastern Basin — 205 ft max · survey depth data · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #1: survey-backed contours receive the ranking's data-quality boost · 7 public access sites
2. Lake Erie — Western Basin — 48 ft max · survey depth data · Largemouth Bass, Smallmouth Bass, Walleye, Channel CatfishWhy #2: survey-backed contours receive the ranking's data-quality boost · 1 public access site
3. Lake Nipissing — 230 ft max · survey depth data · Largemouth Bass, Smallmouth Bass, Walleye, White BassWhy #3: survey-backed contours receive the ranking's data-quality boost · 8 public access sites
4. Lake Nipissing — 230 ft max · survey depth data · Largemouth Bass, Smallmouth Bass, Walleye, White BassWhy #4: survey-backed contours receive the ranking's data-quality boost · 9 public access sites
5. Lake Simcoe — 135 ft max · survey depth data · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #5: survey-backed contours receive the ranking's data-quality boost · 90 public access sites, 2 carry-in or shore-oriented
6. Lake St. Clair — 27 ft max · survey depth data · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #6: survey-backed contours receive the ranking's data-quality boost · 8 public access sites
7. Georgian Bay — Parry Sound — 350 ft max · survey depth data · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #7: survey-backed contours receive the ranking's data-quality boost · 11 public access sites
8. Georgian Bay — French River & Key Harbour — 155 ft max · survey depth data · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #8: survey-backed contours receive the ranking's data-quality boost · no verified access record attached
9. Big Rideau Lake — 300 ft max · survey depth data · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #9: survey-backed contours receive the ranking's data-quality boost · 10 public access sites, 1 carry-in or shore-oriented
10. Rice Lake — 44 ft max · survey depth data · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #10: survey-backed contours receive the ranking's data-quality boost · 7 public access sites
11. Lake Muskoka — 240 ft max · survey depth data · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #11: survey-backed contours receive the ranking's data-quality boost · 25 public access sites, 10 carry-in or shore-oriented
12. Pigeon Lake — 40 ft max · survey depth data · Largemouth Bass, Smallmouth Bass, Walleye, CrappieWhy #12: survey-backed contours receive the ranking's data-quality boost · 6 public access sites
13. Lake of Bays — 200 ft max · survey depth data · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #13: survey-backed contours receive the ranking's data-quality boost · 11 public access sites, 2 carry-in or shore-oriented
14. Namakan Lake — 150 ft max · survey depth data · Largemouth Bass, Smallmouth Bass, Walleye, SaugerWhy #14: survey-backed contours receive the ranking's data-quality boost · 3 public access sites
15. Panache Lake — 180 ft max · survey depth data · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #15: survey-backed contours receive the ranking's data-quality boost · 1 public access site
16. Georgian Bay — Moon River & Go Home Bay — 239 ft max · survey depth data · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #16: survey-backed contours receive the ranking's data-quality boost · no verified access record attached
17. Lake Panache — 180 ft max · survey depth data · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #17: survey-backed contours receive the ranking's data-quality boost · no verified access record attached
18. Sturgeon Lake — 35 ft max · survey depth data · Largemouth Bass, Smallmouth Bass, Walleye, SaugerWhy #18: survey-backed contours receive the ranking's data-quality boost · 9 public access sites
19. Lake Scugog — 20 ft max · survey depth data · Largemouth Bass, Smallmouth Bass, Walleye, CrappieWhy #19: survey-backed contours receive the ranking's data-quality boost · 10 public access sites, 1 carry-in or shore-oriented
20. Loughborough Lake — 110 ft max · survey depth data · Largemouth Bass, Smallmouth Bass, Northern Pike, CrappieWhy #20: survey-backed contours receive the ranking's data-quality boost · 3 public access sites
21. Lake Ontario — Bay of Quinte — 35 ft max · survey depth data · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #21: survey-backed contours receive the ranking's data-quality boost · 8 public access sites
22. Lake Joseph — 302 ft max · survey depth data · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #22: survey-backed contours receive the ranking's data-quality boost · 6 public access sites, 1 carry-in or shore-oriented
23. Chemong Lake — 22 ft max · survey depth data · Largemouth Bass, Smallmouth Bass, Walleye, CrappieWhy #23: survey-backed contours receive the ranking's data-quality boost · 6 public access sites
24. Lake Rosseau — 292 ft max · survey depth data · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #24: survey-backed contours receive the ranking's data-quality boost · 11 public access sites, 6 carry-in or shore-oriented
25. Sparrow Lake — 40 ft max · survey depth data · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #25: survey-backed contours receive the ranking's data-quality boost · 12 public access sites, 1 carry-in or shore-oriented

…plus 1071 more Ontario waters holding largemouth bass.

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When to fish largemouth bass in Ontario

• Spring 2–10 ft — Pre-spawn through spawn: target shallow flats, pockets and cover near deep access.
• Summer 8–20 ft — Fish the edges: weedlines, drop-offs, and deep cover close to shallow feeding areas.
• Fall 4–15 ft — Follow the baitfish: points and creek channels leading into pockets.
• Winter 15–35 ft — Slow and deep: steep drops and channel bends near wintering basins.

Also in Ontario: best smallmouth bass lakes · best walleye lakes · best white bass lakes · best sauger lakes · best northern pike lakes · best crappie lakes · best bluegill lakes · best channel catfish lakes · best rainbow trout lakes · best muskellunge lakes · best yellow perch lakes · best freshwater drum lakes · best common carp lakes · best longnose gar lakes · best chinook salmon lakes · best coho salmon lakes · best steelhead lakes · best lake trout lakes · best brown trout lakes · best brook trout lakes · best landlocked salmon lakes · best lake whitefish lakes · best burbot lakes · best rock bass lakes · best white perch lakes · best cisco (lake herring) lakes · best splake lakes · best pumpkinseed lakes · best brown bullhead lakes · best lake sturgeon lakes

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