Lakes / Minnesota / Deepest Natural Lakes in Minnesota

Deepest Natural Lakes in Minnesota

Ranked by maximum depth, from Minnesota DNR lake data. Only natural lakes are ranked - reservoirs and flowages are excluded.

#	Lake	County	Surface Area	Max Depth
1	Mahnomen, Alstead & Arco Mine	Crow Wing	272 acres	525 ft
2	Sabin	St. Louis	156 acres	465 ft
3	Gilbert Pit	St. Louis	243 acres	443 ft
4	Portsmouth Mine	Crow Wing	149 acres	395 ft
5	St James Pit	St. Louis	124 acres	381 ft
6	Rabbit (East Portion)	Crow Wing	670 acres	337 ft
7	Canisteo Pit	Itasca	1,458 acres	311 ft
8	Greenway Pit	Itasca	77 acres	295 ft
9	Canton Pit	St. Louis	161 acres	286 ft
10	Lind Pit	Itasca	83 acres	284 ft
11	Saganaga	Cook	18,767 acres	280 ft
12	Morroco Mine	Crow Wing	81 acres	265 ft
13	Iron Chief Complex	St. Louis	207 acres	262.1 ft
14	Pennington Mine	Crow Wing	62 acres	259 ft
15	Huntington Mine	Crow Wing	106 acres	258 ft
16	Tioga Mine Pit	Itasca	49 acres	225 ft
17	LaSalle	Hubbard	238 acres	213 ft
18	Lake of the Woods	Lake of the Woods	725,583 acres	210 ft
19	Mountain	Cook	1,993 acres	210 ft
20	Sagamore Mine	Crow Wing	119 acres	210 ft
21	Gabimichigami	Cook	1,186 acres	209 ft
22	Ten Mile	Cass	5,080 acres	208 ft
23	Loon	Cook	1,095 acres	202 ft
24	Gunflint	Cook	4,009 acres	200 ft
25	Kekekabic	Lake	1,689 acres	195 ft
26	Sand Point	St. Louis	8,527 acres	184 ft
27	Little Knife	Lake	700 acres	184 ft
28	Gillis	Cook	616 acres	180 ft
29	Knife	Lake	4,919 acres	179 ft
30	Larson	Itasca	208 acres	177 ft
31	Miller Pit West	St. Louis	19 acres	174 ft
32	Lac la Croix	St. Louis	29,597 acres	168 ft
33	Crooked	Lake	10,360 acres	165 ft
34	Carlos	Douglas	2,605 acres	163 ft
35	Rainy	St. Louis	210,200 acres	161 ft
36	Winchell	Cook	876 acres	160 ft
37	Kinney	St. Louis	45 acres	160 ft
38	Manuel Mine	Crow Wing	41 acres	160 ft
39	Trout	Itasca	1,743 acres	157 ft
40	Grindstone	Pine	533 acres	153 ft
41	Caribou	Itasca	246 acres	152 ft
42	Leech	Cass	103,444 acres	150 ft
43	Namakan	St. Louis	24,066 acres	150 ft
44	Snowbank	Lake	4,655 acres	150 ft
45	Little Saganaga	Cook	1,627 acres	150 ft
46	Takucmich	St. Louis	338 acres	150 ft
47	Sea Gull	Cook	3,958 acres	145 ft
48	Cherokee	Cook	837 acres	142 ft
49	South	Cook	1,145 acres	140 ft
50	Elmo	Washington	257 acres	140 ft
51	Six	Otter Tail	197 acres	140 ft
52	Miner's Pit	St. Louis	141 acres	140 ft
53	Whitefish	Crow Wing	7,714 acres	138 ft
54	Turtle	Itasca	2,126 acres	137 ft
55	Rose	Otter Tail	1,200 acres	137 ft
56	Wisini	Lake	104 acres	137 ft
57	Long	Hubbard	1,926 acres	135 ft
58	Trout	Itasca	1,862 acres	135 ft
59	Big Sand	Hubbard	1,639 acres	135 ft
60	Gun	St. Louis	184 acres	135 ft
61	Roe Mine	Crow Wing	25 acres	135 ft
62	Kabekona	Hubbard	2,433 acres	133 ft
63	Koronis (main lake)	Stearns	2,968 acres	132 ft
64	Clearwater	Cook	1,344 acres	130 ft
65	Tuscarora	Cook	805 acres	130 ft
66	Oyster	St. Louis	763 acres	130 ft
67	Duncan	Cook	477 acres	130 ft
68	French	Cook	121 acres	130 ft
69	Kek	Lake	55 acres	130 ft
70	Roosevelt	Cass	1,511 acres	129 ft
71	Big Trout	Crow Wing	1,366 acres	128 ft
72	Long	Otter Tail	1,289 acres	128 ft
73	Benjamin	Beltrami	33 acres	128 ft
74	Burntside	St. Louis	7,314 acres	126 ft
75	North	Cook	2,349 acres	125 ft
76	Round	Aitkin	737 acres	125 ft
77	Jasper	Cook	246 acres	125 ft
78	Howard	Cook	166 acres	125 ft
79	Mina	Douglas	411 acres	123 ft
80	Big Watab	Stearns	246 acres	123 ft
81	Little Coon	Itasca	76 acres	123 ft
82	Swan	Cook	199 acres	122 ft
83	Deer	Itasca	4,093 acres	121 ft
84	Cass	Beltrami	15,958 acres	120 ft
85	Otter Tail	Otter Tail	14,079 acres	120 ft
86	White Earth	Becker	1,989 acres	120 ft
87	West Pike	Cook	788 acres	120 ft
88	Bluewater	Itasca	364 acres	120 ft
89	Peter	Cook	282 acres	120 ft
90	Ottertrack	Lake	1,134 acres	116 ft
91	Ima	Lake	742 acres	116 ft
92	Long	Aitkin	435 acres	116 ft
93	Wabana	Itasca	2,221 acres	115 ft
94	Long	Cass	1,007 acres	115 ft
95	Ojibway	Lake	367 acres	115 ft
96	Minnetonka	Hennepin	14,206 acres	113 ft
97	Pine	Cook	2,122 acres	113 ft
98	Moose	Cook	1,026 acres	113 ft
99	Pokegama	Itasca	6,721 acres	112 ft
100	Greenwood	Cook	2,043 acres	112 ft

Showing the top 100 of 3,685 counted lakes. Search above, or browse by county on the Minnesota page, for the full inventory.

Source: Minnesota DNR lake data. Verified October 30, 2026. New lakes are added as their records are verified - rankings update with every addition.