Lakes / Idaho / Valley County

Lakes in Valley County, Idaho

28 lakes counted in Valley County - the largest is Lake Cascade at 25,043.4 acres.

Lakes Counted

25,043.4 acres

Largest - Lake Cascade

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

All Counted Lakes

#	Lake	County	Surface Area	Max Depth
1	Lake Cascade	Valley	25,043.4 acres	-
2	Payette Lake	Valley	5,074.67 acres	-
3	Deadwood Reservoir	Valley	2,960.73 acres	-
4	Little Payette Lake	Valley	1,460.92 acres	-
5	Warm Lake	Valley	422.55 acres	-
6	Upper Payette Lake	Valley	310.83 acres	-
7	Horsethief Reservoir	Valley	247.46 acres	-
8	Box Lake	Valley	138.58 acres	-
9	Cruickshank Reservoir	Valley	113.96 acres	-
10	Granite Lake	Valley	112.29 acres	-
11	Loon Lake	Valley	99.58 acres	-
12	Boulder Lake	Valley	90.81 acres	-
13	Davis Reservoir	Valley	87.25 acres	-
14	Jemima K Reservoir	Valley	84.85 acres	-
15	Browns Pond	Valley	82.42 acres	-
16	Riordan Lake	Valley	74.38 acres	-
17	Upper Jug Creek Reservoir	Valley	68.74 acres	-
18	Hait Reservoir	Valley	67.97 acres	-
19	Enos Lake	Valley	55.35 acres	-
20	Herrick Reservoir	Valley	44.11 acres	-
21	Thirtythree Lake	Valley	39.54 acres	-
22	Caton Lake	Valley	39.49 acres	-
23	Blackwell Lake	Valley	33.77 acres	-
24	Boulder Meadows Reservoir	Valley	32 acres	-
25	Corral Creek Reservoir	Valley	31.41 acres	-
26	Deep Lake	Valley	30.57 acres	-
27	Buckhorn Lake	Valley	30.39 acres	-
28	Blackmare Lake	Valley	30.15 acres	-

Sources: USGS National Hydrography Dataset lake data; USGS. Verified October 30, 2026.