Lakes in Carbon County, Pennsylvania

9 lakes counted in Carbon County - the largest is Beltzville Lake at 946 acres.

Lakes Counted

946 acres

Largest - Beltzville Lake

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

All Counted Lakes

#	Lake	County	Surface Area	Max Depth
1	Beltzville Lake	Carbon	946 acres	About 130 ft
2	Mauch Chunk Lake	Carbon	330 acres	None
3	Wild Creek Reservoir	Carbon	306 acres	None
4	Big Boulder Lake	Carbon	165.3 acres	None
5	Hughes Swamp	Carbon	130.2 acres	None
6	Bear Creek Lake	Carbon	129.1 acres	None
7	Lake Harmony	Carbon	113.9 acres	None
8	Bear Gap Reservoir	Carbon	60 acres	None
9	Hickory Run Lake	Carbon	4 acres	About 11 ft

Sources: Pennsylvania Fish and Boat Commission lake data; USGS. Verified October 28, 2026.