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Lakes / Idaho / Ada County

Lakes in Ada County, Idaho

1 lakes counted in Ada County - the largest is Lucky Peak Lake at 2,761.51 acres.

1
Lakes Counted
2,761.51 acres
Largest - Lucky Peak Lake

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

All Counted Lakes

#LakeCountySurface AreaMax Depth
1Lucky Peak LakeAda2,761.51 acres-
Find a Lake in Ada CountyLargest Lakes
Sources: USGS National Hydrography Dataset lake data; USGS. Verified October 30, 2026.