Lakes / Montana / Flathead County

Lakes in Flathead County, Montana

174 lakes counted in Flathead County - the largest is Hungry Horse Reservoir at 23,577 acres.

174

Lakes Counted

23,577 acres

Largest - Hungry Horse Reservoir

Flathead County, highlighted, with its largest counted lakes dotted. Outlines from Census boundary data.

All Counted Lakes

#	Lake	County	Surface Area	Max Depth
1	Hungry Horse Reservoir	Flathead	23,577 acres	-
2	Lake McDonald	Flathead	6,867 acres	-
3	Whitefish Lake	Flathead	3,315 acres	About 220 ft
4	Little Bitterroot Lake	Flathead	2,970 acres	About 260 ft
5	Ashley Lake	Flathead	2,850 acres	About 200 ft
6	Bowman Lake	Flathead	1,722 acres	-
7	Kintla Lake	Flathead	1,665 acres	-
8	McGregor Lake	Flathead	1,522 acres	About 220 ft
9	Tally Lake	Flathead	1,211 acres	About 450 ft
10	Logging Lake	Flathead	1,113 acres	-
11	Big Salmon Lake	Flathead	972 acres	-
12	Quartz Lake	Flathead	869 acres	-
13	Echo Lake	Flathead	695 acres	About 70 ft
14	Upper Stillwater Lake	Flathead	592 acres	-
15	Hubbart Reservoir	Flathead	480 acres	About 60 ft
16	Upper Kintla Lake	Flathead	468 acres	-
17	Smith Lake	Flathead	453 acres	-
18	Harrison Lake	Flathead	391 acres	-
19	Lake Blaine	Flathead	382 acres	-
20	Hidden Lake	Flathead	272 acres	-
21	Lower Stillwater Lake	Flathead	250 acres	About 50 ft
22	Egan Slough	Flathead	249 acres	-
23	Foy Lake	Flathead	241 acres	About 120 ft
24	Lake Rogers	Flathead	239 acres	About 15 ft
25	Dahl Lake	Flathead	217.5 acres	-
26	Trout Lake	Flathead	216 acres	-
27	Fennon Slough	Flathead	215 acres	-
28	Church Slough	Flathead	195 acres	-
29	Lake Ellen Wilson	Flathead	171 acres	-
30	Lower Quartz Lake	Flathead	167 acres	-
31	Lake Five	Flathead	152 acres	About 60 ft
32	Sunburst Lake	Flathead	148 acres	About 200 ft
33	Flotilla Lake	Flathead	147 acres	-
34	Beaver Lake	Flathead	144 acres	About 100 ft
35	Mud Lake	Flathead	143 acres	-
36	Blanchard Lake	Flathead	143 acres	About 30 ft
37	Wileys Slough	Flathead	142.9 acres	-
38	Cyclone Lake	Flathead	140 acres	-
39	Lone Lake	Flathead	133 acres	-
40	Dog Lake	Flathead	102 acres	-
41	Upper Grinnell Lake	Flathead	100.6 acres	-
42	Peterson Lake	Flathead	97 acres	-
43	Rogers Lake	Flathead	85 acres	-
44	Grace Lake	Flathead	82 acres	-
45	Pocket Lake	Flathead	81.7 acres	-
46	Upper Whitefish Lake	Flathead	80 acres	About 25 ft
47	Stanton Lake	Flathead	79 acres	-
48	Long Bow Lake	Flathead	77 acres	-
49	Pearson Reservoir	Flathead	77 acres	-
50	Lake Evangeline	Flathead	72 acres	About 140 ft
51	Marion Lake	Flathead	69 acres	About 150 ft
52	Lost Loon Lake	Flathead	61.5 acres	-
53	Lake of the Woods	Flathead	61 acres	-
54	Moose Lake	Flathead	60 acres	-
55	Spoon Lake	Flathead	60 acres	-
56	Arrow Lake	Flathead	59 acres	-
57	Buffalo Woman Lake	Flathead	58.1 acres	-
58	Clayton Lake	Flathead	58 acres	-
59	Avalanche Lake	Flathead	57 acres	-
60	Halfmoon Lake	Flathead	55 acres	-
61	Handkerchief Lake	Flathead	51 acres	About 20 ft
62	Duck Lake	Flathead	50 acres	-
63	Cerulean Lake	Flathead	50 acres	-
64	Black Lake	Flathead	49 acres	About 120 ft
65	Winona Lake	Flathead	48 acres	-
66	Lake Monroe	Flathead	48 acres	-
67	Middle Quartz Lake	Flathead	47 acres	-
68	Margaret Lake	Flathead	46 acres	About 75 ft
69	Lake Isabel	Flathead	45 acres	-
70	Tepee Lake	Flathead	44 acres	About 28 ft
71	Murray Lake	Flathead	43 acres	About 100 ft
72	Abbot Lake	Flathead	41 acres	About 26 ft
73	Lynch Lake	Flathead	41 acres	-
74	Middle Foy Lake	Flathead	40.5 acres	-
75	McWenneger Slough	Flathead	40 acres	-
76	Boyle Lake	Flathead	39 acres	-
77	Lion Lake	Flathead	39 acres	About 85 ft
78	Wildcat Lake	Flathead	38 acres	About 110 ft
79	Skyles Lake	Flathead	38 acres	About 15 ft
80	Bradley Lake	Flathead	36.7 acres	-
81	Bootjack Lake	Flathead	35 acres	About 60 ft
82	Little McGregor Lake	Flathead	35 acres	-
83	Lincoln Lake	Flathead	35 acres	-
84	Ruger Lake	Flathead	34.8 acres	-
85	Bowser Lake	Flathead	33.9 acres	-
86	McGilvray Lake	Flathead	33 acres	-
87	Beaver Woman Lake	Flathead	30.9 acres	-
88	Mud Lake	Flathead	30.1 acres	-
89	Spencer Lake	Flathead	30 acres	About 15 ft
90	Pilgrim Lakes	Flathead	29.9 acres	-
91	Striped Elk Lake	Flathead	29.5 acres	-
92	Elk Lake	Flathead	29 acres	-
93	Lore Lake	Flathead	29 acres	-
94	Birch Lake	Flathead	29 acres	About 110 ft
95	Scott Lake	Flathead	29 acres	-
96	Palisade Lake	Flathead	28 acres	About 25 ft
97	Big Hawk Lake	Flathead	27 acres	About 30 ft
98	Gyrfalcon Lake	Flathead	25.5 acres	-
99	Finger Lake	Flathead	25 acres	-
100	Little Beaver Lake	Flathead	24 acres	About 40 ft
101	Crater Lake	Flathead	23 acres	-
102	Cliff Lake	Flathead	23 acres	About 70 ft
103	Sylvia Lake	Flathead	23 acres	About 43 ft
104	Akokala Lake	Flathead	23 acres	-
105	Jessup Mill Pond	Flathead	22 acres	-
106	Lagoni Lake	Flathead	20 acres	-
107	Woods Lake	Flathead	20 acres	About 15 ft
108	Moose Lake	Flathead	19 acres	About 14 ft
109	Camas Lake	Flathead	18 acres	About 26 ft
110	Cabin Lake	Flathead	17 acres	About 12 ft
111	Lake West	Flathead	17 acres	-
112	Almeda Lake	Flathead	17 acres	-
113	Red Meadow Lake	Flathead	16 acres	-
114	Blackfoot Lake	Flathead	16 acres	-
115	Castle Lake	Flathead	16 acres	-
116	Hall Lake	Flathead	16 acres	-
117	Smith Lake	Flathead	16 acres	-
118	Link Lake	Flathead	16 acres	-
119	Bailey Lake	Flathead	16 acres	About 28 ft
120	North Biglow Lake	Flathead	15 acres	About 30 ft
121	Double Lake	Flathead	15 acres	About 30 ft
122	Dickey Lake	Flathead	14 acres	About 16 ft
123	Mud Lake	Flathead	14 acres	-
124	Louis Lake	Flathead	13 acres	-
125	Cup Lake	Flathead	12 acres	-
126	Lupine Lake	Flathead	12 acres	-
127	Hole in the Wall Lake	Flathead	12 acres	-
128	Beaver Lake	Flathead	12 acres	-
129	Spotted Bear Lake	Flathead	12 acres	About 30 ft
130	Blue Lake	Flathead	11 acres	About 70 ft
131	Strawberry Lake	Flathead	11 acres	About 30 ft
132	Huntsberger Lake	Flathead	11 acres	About 40 ft
133	Spill Lake	Flathead	11 acres	-
134	Tom Tom Lake	Flathead	11 acres	-
135	Cliff Lake	Flathead	9 acres	-
136	Herrig Lake	Flathead	9 acres	-
137	Johnson Lake	Flathead	9 acres	-
138	Diamond Lake	Flathead	8 acres	-
139	Dollar Lake	Flathead	8 acres	-
140	Hidden Lakes	Flathead	8 acres	-
141	Swimming Lake	Flathead	8 acres	-
142	Fish Lake	Flathead	8 acres	-
143	Hanson-Doyle Lake	Flathead	8 acres	About 36 ft
144	Nasukoin Lake	Flathead	7 acres	About 25 ft
145	Beta Lake	Flathead	7 acres	About 20 ft
146	Bunker Lake	Flathead	7 acres	About 5 ft
147	Christopher Lake	Flathead	7 acres	About 22 ft
148	Mud Lake	Flathead	7 acres	-
149	Smokey Lake	Flathead	7 acres	-
150	Fawn Lake	Flathead	6 acres	About 20 ft
151	Thornberg Lake	Flathead	6 acres	-
152	Snyder Lake	Flathead	6 acres	-
153	Hanson Lake	Flathead	6 acres	-
154	Gilbert Lake	Flathead	5 acres	-
155	Whale Lake	Flathead	5 acres	About 10 ft
156	Sawdust Lake	Flathead	5 acres	-
157	Elelehum lake	Flathead	4 acres	-
158	Rainbow Lake	Flathead	4 acres	-
159	Jenny Lake	Flathead	4 acres	-
160	Shelf Lake	Flathead	4 acres	-
161	Meadow Lake	Flathead	4 acres	-
162	Ole Lake	Flathead	4 acres	-
163	Mystery Lake	Flathead	4 acres	-
164	Basham Lake	Flathead	4 acres	-
165	Cree Lake	Flathead	3 acres	-
166	Burnt Lake	Flathead	3 acres	-
167	Grayling Lake Number One	Flathead	3 acres	-
168	Soldier Lake	Flathead	3 acres	-
169	Aeneas Lake	Flathead	3 acres	About 6 ft
170	Hay Lake	Flathead	3 acres	-
171	Alpha Lake	Flathead	2 acres	About 6 ft
172	Harbin Lake	Flathead	2 acres	-
173	Olive Lake	Flathead	2 acres	-
174	Circle Lake	Flathead	1 acres	-

Sources: Montana Fish, Wildlife & Parks lake data; USGS. Verified October 30, 2026.