Lakes in New London County, Connecticut

69 lakes counted in New London County - the largest is Pachaug Pond at 817.46 acres.

Lakes Counted

817.46 acres

Largest - Pachaug Pond

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

All Counted Lakes

#	Lake	County	Surface Area	Max Depth
1	Pachaug Pond	New London	817.46 acres	-
2	Gardner Lake	New London	526.78 acres	-
3	Aspinook Pond	New London	308.88 acres	-
4	Lake Konomoc	New London	283.53 acres	-
5	Rogers Lake	New London	279.38 acres	-
6	Williams Pond	New London	270.09 acres	-
7	Deep River Reservoir	New London	235.54 acres	-
8	Groton Reservoir	New London	214.36 acres	-
9	Amston Lake	New London	189.41 acres	-
10	Lake Hayward	New London	178.44 acres	-
11	Morgan Pond Reservoir	New London	154.15 acres	-
12	Rosemond Lake	New London	152.61 acres	-
13	Oxoboxo Lake	New London	143.04 acres	-
14	Powers Lake	New London	140.73 acres	-
15	Red Cedar Lake	New London	130.85 acres	-
16	Babcock Pond	New London	125.33 acres	-
17	Pattagansett Lake	New London	124.58 acres	-
18	Amos Lake	New London	108.76 acres	-
19	Hopeville Pond	New London	106.5 acres	-
20	Ledyard Reservoir	New London	104.02 acres	-
21	Wyassup Lake	New London	100.78 acres	-
22	Wheeler Pond	New London	97.7 acres	-
23	Billings Lake	New London	96.05 acres	-
24	Lake of Isles	New London	91.26 acres	-
25	Bog Meadow Reservoir	New London	89.5 acres	-
26	Fairy Lake	New London	89.28 acres	-
27	Ashland Pond	New London	89.18 acres	-
28	Long Pond	New London	85.22 acres	-
29	Glasgo Pond	New London	81.3 acres	-
30	Pickerel Lake	New London	79.76 acres	-
31	Uncas Pond	New London	73.63 acres	-
32	Stony Brook Reservoir	New London	73.32 acres	-
33	Bride Lake	New London	72.56 acres	-
34	Brewster Pond	New London	72.52 acres	-
35	Pohegnut Reservoir	New London	71.73 acres	-
36	Miller Pond	New London	70.43 acres	-
37	Doaneville Pond	New London	68.22 acres	-
38	Trading Cove Pond	New London	67.71 acres	-
39	Bogue Brook Reservoir	New London	67.24 acres	-
40	Fairview Reservoir	New London	66.66 acres	-
41	Papermill Pond	New London	61.44 acres	-
42	Smith Lake	New London	60.52 acres	-
43	Fitchville Pond	New London	57.13 acres	-
44	Versailles Pond	New London	57.08 acres	-
45	Smith Cove	New London	54.12 acres	-
46	Gorton Pond	New London	51.59 acres	-
47	Savin Lake	New London	50.55 acres	-
48	Darrow Pond	New London	49.9 acres	-
49	Anderson Pond	New London	49.78 acres	-
50	Clayville Pond	New London	48.43 acres	-
51	Green Fall Pond	New London	46.54 acres	-
52	Quanaduck Cove	New London	46.46 acres	-
53	Avery Pond	New London	45.63 acres	-
54	McDonald Pond	New London	41.84 acres	-
55	Beachdale Pond	New London	37.31 acres	-
56	Barnes Reservoir	New London	36.96 acres	-
57	Long Cove	New London	33.9 acres	-
58	Spalding Pond	New London	32.77 acres	-
59	Spencer Pond	New London	32.27 acres	-
60	Gagers Pond	New London	31.17 acres	-
61	Dodge Pond	New London	30.06 acres	-
62	Tadma Pond	New London	29.84 acres	-
63	Norwich Pond	New London	29.53 acres	-
64	Stone Hill Reservoir	New London	28.91 acres	-
65	Blissville Pond	New London	28.29 acres	-
66	Brandegee Lake	New London	27.16 acres	-
67	Whitford Pond	New London	25.95 acres	-
68	Taftville Reservoir	New London	25.7 acres	-
69	Cedar Lake	New London	25.13 acres	-

Find a Lake in New London County Largest Lakes

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