Lakes / Wyoming / Largest Lakes in Wyoming

Largest Lakes in Wyoming

Ranked by surface area, from Wyoming Game and Fish Department lake data. Flowages and reservoirs count here - size is size - and each is labeled in its own record.

#	Lake	County	Surface Area	Max Depth
1	Yellowstone Lake	Teton	84,442 acres	-
2	Flaming Gorge Reservoir	Sweetwater	38,888.36 acres	440 ft
3	Jackson Lake	Teton	26,853.22 acres	-
4	Pathfinder Reservoir	Carbon	22,000 acres	192 ft
5	Seminoe Reservoir	Carbon	20,000 acres	200 ft
6	Boysen Reservoir	Fremont	19,370.68 acres	-
7	Bighorn Lake	Big Horn	12,422.53 acres	-
8	Glendo Reservoir	Platte	12,365 acres	145 ft
9	Keyhole Reservoir	Crook	8,862.41 acres	-
10	Fontenelle Reservoir	Lincoln	8,819 acres	-
11	Shoshone Lake	Teton	7,073.47 acres	-
12	Buffalo Bill Reservoir	Park	6,691 acres	-
13	Wheatland Reservoir Number Two	Albany	6,441.28 acres	-
14	Ocean Lake	Fremont	6,100.04 acres	-
15	Fremont Lake	Sublette	5,051.16 acres	-
16	Post Lake	Albany	3,818.93 acres	-
17	Grayrocks Reservoir	Platte	3,600.33 acres	-
18	Cooper Lake	Albany	3,592.67 acres	-
19	Lake De Smet	Johnson	3,331.88 acres	-
20	Bull Lake	Fremont	2,942.13 acres	-
21	Lewis Lake	Teton	2,775.06 acres	-
22	Big Sandy Reservoir	Sublette	2,748 acres	-
23	Guernsey Reservoir	Platte	2,377 acres	-
24	Alcova Reservoir	Natrona	2,340 acres	180 ft
25	Heart Lake	Teton	2,153.86 acres	-
26	Woodruff Narrows Reservoir	Uinta	2,060 acres	-
27	Lake Hattie Reservoir	Albany	1,923.72 acres	-
28	Palisades Reservoir	Lincoln	1,909.04 acres	-
29	Willow Lake	Sublette	1,807.47 acres	-
30	Boulder Lake	Sublette	1,714.17 acres	-
31	Lake Viva Naughton	Lincoln	1,458 acres	60 ft
32	Eden Reservoir	Sweetwater	1,361 acres	13 ft
33	New Fork Lakes	Sublette	1,261.97 acres	-
34	Jenny Lake	Teton	1,206.78 acres	-
35	Sunshine Reservoir	Park	1,200 acres	-
36	James Lake	Albany	1,192.78 acres	-
37	Long Lake	Albany	1,125.32 acres	-
38	Half Moon Lake	Sublette	1,034.66 acres	-
39	Leigh Lake	Teton	1,026.81 acres	-
40	Mahoney Lakes	Sweetwater	982.53 acres	-
41	Hawk Springs Reservoir	Goshen	950.12 acres	-
42	Lost Creek Lake	Sweetwater	911.19 acres	-
43	Lower Sunshine Reservoir	Park	900 acres	-
44	Pilot Butte Reservoir	Fremont	834.23 acres	-
45	Burnt Lake	Sublette	807.49 acres	-
46	Rob Roy Reservoir	Albany	799.64 acres	-
47	Bates Creek Reservoir	Natrona	747.26 acres	-
48	Sulphur Creek Reservoir	Uinta	632 acres	-
49	La Prele Reservoir	Converse	617.28 acres	-
50	Two Ocean Lake	Teton	591.29 acres	-
51	Delusion Lake	Teton	568.36 acres	-
52	Hog Park Reservoir	Carbon	560.7 acres	-
53	Goshen Hole Reservoir	Goshen	553.52 acres	-
54	Hay Reservoir	Sweetwater	529.55 acres	-
55	Lower Slide Lake	Teton	508.66 acres	-
56	Shoshone Lake	Fremont	495.2 acres	-
57	Meeks Cabin Reservoir	Uinta	488 acres	-
58	Ross Lake	Fremont	486.68 acres	-
59	High Savery Reservoir	Carbon	482 acres	131 ft
60	Ray Reservoir	Fremont	465.05 acres	-
61	East Allen Lake	Carbon	463.03 acres	-
62	Phelps Lake	Teton	456.9 acres	-
63	Anchor Reservoir	Hot Springs	430 acres	-
64	Lake Cameahwait	Fremont	428.73 acres	-
65	Burlington Lake	Natrona	424 acres	20 ft
66	Dinwoody Lake	Fremont	395.29 acres	-
67	Reservoir Number One	Platte	384.63 acres	-
68	Soda Lake	Natrona	366.86 acres	-
69	Christina Lake	Fremont	351.14 acres	-
70	Twin Buttes Lake	Albany	335.07 acres	-
71	Fayette Lake	Sublette	333.35 acres	-
72	Sixty-Seven Reservoir	Sublette	327.31 acres	-
73	Washakie Reservoir	Fremont	325.06 acres	-
74	Soda Lake	Sublette	314.14 acres	-
75	Grassy Lake Reservoir	Teton	311.11 acres	-
76	Park Reservoir	Sheridan	310.86 acres	-
77	Bamforth Lake	Albany	310.82 acres	-
78	Raft Lake	Fremont	301.22 acres	-
79	Monument Lake	Sweetwater	294.91 acres	-
80	Deep Lake	Park	285 acres	472 ft
81	Knadler Lake	Albany	284.17 acres	-
82	Hutton Lake	Albany	280.07 acres	-
83	Saratoga Lake	Carbon	279.34 acres	-
84	Dry Lake	Carbon	268.36 acres	-
85	Soda Lake	Sublette	265.25 acres	-
86	Picket Lake	Fremont	263.55 acres	-
87	Granite Lake	Park	263 acres	163 ft
88	Lake Hattie	Albany	262.67 acres	-
89	Lovell Lakes	Big Horn	255 acres	-
90	Middle Fork Lake	Sublette	246.96 acres	-
91	Hogback Lake	Carbon	245.62 acres	-
92	Austin Reservoir	Uinta	236.19 acres	-
93	Dry Lake	Albany	234.47 acres	-
94	Torrey Lake	Fremont	230.19 acres	-
95	Bush Lake	Sweetwater	229.43 acres	-
96	Bosler Reservoir	Carbon	224.53 acres	-
97	Klondike Lake	Fremont	222.61 acres	-
98	Big Milky Lake	Fremont	222.55 acres	-
99	Lake Alice	Lincoln	219.46 acres	-
100	King Reservoir Number One	Albany	216.19 acres	-

Showing the top 100 of 783 counted lakes. Search above, or browse by county on the Wyoming page, for the full inventory.

Source: Wyoming Game and Fish Department lake data. Verified October 30, 2026. New lakes are added as their records are verified - rankings update with every addition.