Lakes in Morris County, New Jersey

33 lakes counted in Morris County - the largest is Boonton Reservoir at 800.95 acres.

Lakes Counted

800.95 acres

Largest - Boonton Reservoir

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

All Counted Lakes

#	Lake	County	Surface Area	Max Depth
1	Boonton Reservoir	Morris	800.95 acres	-
2	Splitrock Reservoir	Morris	554.14 acres	-
3	Green Pond	Morris	506.81 acres	-
4	Oak Ridge Reservoir	Morris	463.96 acres	-
5	Budd Lake	Morris	389.54 acres	-
6	Charlotteburg Reservoir	Morris	325.98 acres	-
7	Lake Musconetcong	Morris	315.09 acres	-
8	Lake Denmark	Morris	241.92 acres	-
9	Mount Hope Lake	Morris	188.29 acres	-
10	Lake Parsippany	Morris	155.92 acres	-
11	Kakeout Reservoir	Morris	148.13 acres	-
12	White Meadow Lake	Morris	143.32 acres	-
13	Stickle Pond	Morris	128.49 acres	-
14	Picatinny Lake	Morris	109.22 acres	-
15	Cedar Lake	Morris	92.91 acres	-
16	Indian Lake	Morris	91.43 acres	-
17	Lake Valhalla	Morris	90.19 acres	-
18	Lake Shawnee	Morris	81.97 acres	-
19	Taylortown Reservoir	Morris	78.82 acres	-
20	Lake Estling	Morris	76.36 acres	-
21	Mountain Lake	Morris	74.87 acres	-
22	Shongum Lake	Morris	70.43 acres	-
23	Clyde Potts Reservoir	Morris	57.08 acres	-
24	West Lake	Morris	56.34 acres	-
25	Lake Swannanoa	Morris	54.61 acres	-
26	Longwood Lake	Morris	50.9 acres	-
27	Durham Pond	Morris	45.96 acres	-
28	High Crest Lake	Morris	39.04 acres	-
29	Deer Pond	Morris	36.82 acres	-
30	Fayson Lakes	Morris	35.58 acres	-
31	Dixons Pond	Morris	32.12 acres	-
32	Oak Ridge Lake	Morris	27.03 acres	-
33	Cozy Lake	Morris	26.93 acres	-

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