How many lakes are in the Otter Tail County area?

The Otter Tail County area has 98 graded lakes with an average water quality grade of B (Good). 48 lakes have Grade A water quality.

Otter Tail County

Otter Tail County has more lakes than any other county in Minnesota, over 1,000 lakes within its borders.

Reviewed by LakeQuality Editorial Team · Updated Aug 2, 2026

Lakes

Avg Grade

Grade A Lakes

With Fish Data

Lake	County	Grade	Clarity	Depth	Fish
Crane Lake	Otter Tail	A	9 ft	43 ft	0
Pelican Lake	Otter Tail	A	16.4 ft	55 ft	20
Round Lake	Otter Tail	A	11.2 ft	24 ft	0
Long Lake	Otter Tail	A	12.3 ft	128 ft	16
Long Lake	Otter Tail	A	12.1 ft	88 ft	1
Long Lake	Otter Tail	A	11.6 ft	73 ft	17
Dead Lake	Otter Tail	A	10.2 ft	65 ft	18
Deer Lake	Otter Tail	A	12.3 ft	26 ft	16
Lida Lake	Otter Tail	A	14 ft	58 ft	20
Eagle Lake	Otter Tail	A	22.6 ft	46 ft	10
Star Lake	Otter Tail	A	17 ft	94 ft	17
Fish Lake	Otter Tail	A	18 ft	69 ft	17
Big Mcdonald Lake	Otter Tail	A	17.4 ft	46 ft	15
Bass Lake	Otter Tail	A	17.4 ft	-	0
Lizzie Lake	Otter Tail	A	16.4 ft	66 ft	21
East Loon Lake	Otter Tail	A	13.5 ft	105 ft	17
Pickerel Lake	Otter Tail	A	14.1 ft	78 ft	16
Devil'S Lake	Otter Tail	A	14.5 ft	67 ft	11
Silver Lake	Otter Tail	A	12.1 ft	43 ft	13
West Battle Lake	Otter Tail	A	18 ft	108 ft	17
Clitherall Lake	Otter Tail	A	14.1 ft	69 ft	16
Swan Lake	Otter Tail	A	12.1 ft	44 ft	16
Stuart Lake	Otter Tail	A	17.5 ft	49 ft	14
Blanche Lake	Otter Tail	A	12.5 ft	64 ft	4
Trowbridge Lake	Otter Tail	A	13.5 ft	76 ft	13
Little Mcdonald Lake	Otter Tail	A	26.5 ft	109 ft	14
Wall Lake	Otter Tail	A	8.7 ft	34 ft	19
Elbow Lake	Otter Tail	A	18 ft	46 ft	11
East Battle Lake	Otter Tail	A	13.1 ft	87 ft	16
Scalp Lake	Otter Tail	A	20 ft	90 ft	13
West Silent Lake	Otter Tail	A	18 ft	58 ft	9
Ten Mile Lake	Otter Tail	A	13.6 ft	51 ft	19
South Turtle Lake	Otter Tail	A	14.1 ft	35 ft	13
Sybil Lake	Otter Tail	A	20 ft	74 ft	16
Little Pelican Lake	Otter Tail	A	11.5 ft	25 ft	2
Otter Tail Lake	Otter Tail	A	12.1 ft	120 ft	17
West Leaf Lake	Otter Tail	A	7.5 ft	55 ft	18
Franklin Lake	Otter Tail	A	13.1 ft	48 ft	18
Kerbs Lake	Otter Tail	A	27.7 ft	-	0
Wimer Lake	Otter Tail	A	10.2 ft	58 ft	16
Pebble Lake	Otter Tail	A	13 ft	62 ft	14
Six Lake	Otter Tail	A	21 ft	140 ft	11
Boedigheimer Lake	Otter Tail	A	10.2 ft	26 ft	5
Nelson Lake	Otter Tail	A	10 ft	-	0
East Silent Lake	Otter Tail	A	19.2 ft	48 ft	13
Jewett Lake	Otter Tail	A	17.7 ft	75 ft	13
Leek Lake	Otter Tail	A	13.1 ft	-	0
Paul Lake	Otter Tail	A	13.3 ft	81 ft	12
Round Lake	Otter Tail	B	7.9 ft	36 ft	13
Prairie Lake	Otter Tail	B	8.9 ft	22 ft	15
Marion Lake	Otter Tail	B	11 ft	62 ft	17
Stalker Lake	Otter Tail	B	6.6 ft	95 ft	17
Spitzer Lake	Otter Tail	B	7 ft	33 ft	13
Little Pine Lake	Otter Tail	C	9.5 ft	63 ft	20
Bass Lake	Otter Tail	C	8.5 ft	36 ft	7
Big Pine Lake	Otter Tail	C	8.7 ft	76 ft	20
Walker Lake	Otter Tail	C	7.5 ft	29 ft	0
Rush Lake	Otter Tail	C	7.5 ft	68 ft	19
Hoffman Lake	Otter Tail	C	9.5 ft	20 ft	1
East Leaf Lake	Otter Tail	C	7.9 ft	43 ft	19
Tamarac Lake	Otter Tail	C	6.2 ft	11 ft	11
Buchanan Lake	Otter Tail	C	5.5 ft	42 ft	8
Long Lake	Otter Tail	D	3 ft	-	13
North Turtle Lake	Otter Tail	D	4 ft	19 ft	12
Berger Lake	Otter Tail	D	5 ft	-	0
Alice Lake	Otter Tail	F	0.8 ft	-	0
Mud Lake	Otter Tail	NR	1.6 ft	-	0
Mud Lake	Otter Tail	NR	1.3 ft	-	0
Round Lake	Otter Tail	NR	4.3 ft	-	7
Unnamed Lake	Otter Tail	NR	1.3 ft	-	0
Unnamed Lake	Otter Tail	NR	4.9 ft	-	0
Unnamed Lake	Otter Tail	NR	15.1 ft	95 ft	17
Unnamed Lake	Otter Tail	NR	3.9 ft	-	0
Tonseth Lake	Otter Tail	NR	10 ft	27 ft	12
Otter Lake	Otter Tail	NR	18 ft	64 ft	7
Clear Lake	Otter Tail	NR	7 ft	29 ft	13
Hook Lake	Otter Tail	NR	10.5 ft	-	0
Peterson Lake	Otter Tail	NR	5.9 ft	69 ft	16
East Lost Lake	Otter Tail	NR	12 ft	26 ft	16
Sewell Lake	Otter Tail	NR	5 ft	52 ft	13
Crystal Lake	Otter Tail	NR	10.2 ft	55 ft	17
Alice Lake	Otter Tail	NR	14 ft	39 ft	0
Ethel Lake	Otter Tail	NR	14.6 ft	64 ft	13
Rose Lake	Otter Tail	NR	16 ft	137 ft	17
Belmont Lake	Otter Tail	NR	14 ft	34 ft	10
Otter Tail River Lake	Otter Tail	NR	11.5 ft	55 ft	3
Mule Lake	Otter Tail	NR	17.1 ft	31 ft	0
Orwell Lake	Otter Tail	NR	4.1 ft	25 ft	17
Fiske Lake	Otter Tail	NR	-	26 ft	11
Indian Lake	Otter Tail	NR	8.5 ft	37 ft	7
West Lost Lake	Otter Tail	NR	7.2 ft	16 ft	8
Wright Lake	Otter Tail	NR	13.7 ft	32 ft	14
Hoot Lake	Otter Tail	NR	11.7 ft	20 ft	16
Iverson Lake	Otter Tail	NR	13.8 ft	18 ft	6
Graham Lake	Otter Tail	NR	8.4 ft	34 ft	16
Mason Lake	Otter Tail	NR	3 ft	108 ft	17
West Mcdonald Lake	Otter Tail	NR	16.2 ft	62 ft	15
First Silver Lake	Otter Tail	NR	-	43 ft	13

Top-Rated Lakes in Otter Tail County

Crane Lake

Otter Tail County · Grade A · 9 ft clarity

Pelican Lake

Otter Tail County · Grade A · 16.4 ft clarity

Round Lake

Otter Tail County · Grade A · 11.2 ft clarity

Long Lake

Otter Tail County · Grade A · 12.3 ft clarity

Long Lake

Otter Tail County · Grade A · 12.1 ft clarity

Long Lake

Otter Tail County · Grade A · 11.6 ft clarity

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Source: EPA National Aquatic Resource Surveys, 2026.

Otter Tail County

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