Lakes / New York / Albany County

Lakes in Albany County, New York

17 lakes counted in Albany County - the largest is Alcove Reservoir at 1,321 acres.

Lakes Counted

1,321 acres

Largest - Alcove Reservoir

60 ft

Deepest - Thompsons Lake

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

All Counted Lakes

#	Lake	County	Surface Area	Max Depth
1	Alcove Reservoir	Albany	1,321 acres	-
2	Watervliet Reservoir	Albany	384 acres	-
3	Basic Creek Reservoir	Albany	239 acres	16 ft
4	Reservoir	Albany	172 acres	-
5	Thompsons Lake	Albany	120 acres	60 ft
6	Warner Lake	Albany	118 acres	-
7	Myosotis Lake	Albany	91 acres	-
8	Onderdonk Lake	Albany	70 acres	-
9	Crystal Lake	Albany	48 acres	-
10	Lawson Lake	Albany	41 acres	-
11	Sikule Pond	Albany	38 acres	-
12	Rensselaer Lake	Albany	35 acres	-
13	Alcove Reservoir	Albany	31 acres	-
14	Helderberg Lake	Albany	29 acres	-
15	Triangle Lake	Albany	29 acres	-
16	Ann Lee Pond	Albany	11 acres	4 ft
17	Tivoli Lake	Albany	4 acres	10 ft

Sources: New York State DEC lake data; USGS. Verified October 30, 2026.