Best Lakes for Swimming Near Duluth
Minnesota
29 swimming lakes within driving distance of Duluth, Minnesota, ranked by water quality and swimming-specific filters. Filtered for grade A or B water quality, low algae (chlorophyll-a under 15 µg/L), and public access. Always check local advisories on the day you swim.
| # | Lake | County | Grade | Distance | Clarity | Depth |
|---|---|---|---|---|---|---|
| 1 | Superior Lake | St. Louis | A | 3.3 mi | - | - |
| 2 | Suseq32a Lake | St. Louis | A | 5.1 mi | - | - |
| 3 | Seq032a Lake | St. Louis | A | 5.1 mi | - | - |
| 4 | Wp22-T2b Lake | Douglas | A | 7.8 mi | 15.1 ft | - |
| 5 | Lk Superior 3.3 Mi E of Superior Lake | Douglas | A | 9.4 mi | - | - |
| 6 | Pike Lake | St. Louis | A | 11 mi | 18 ft | 60 ft |
| 7 | Lk Superior .09 Mi N of Poplar Creek Mouth Lake | Douglas | A | 15.7 mi | - | - |
| 8 | Su22b Lake | Douglas | A | 16.6 mi | - | - |
| 9 | Bear Lake | Douglas | A | 27 mi | 16.4 ft | 10 ft |
| 10 | Lake Nebagamon | Douglas | A | 27 mi | 23 ft | 56 ft |
| 11 | Lake Minnesuing | Douglas | A | 27.5 mi | 19.7 ft | 43 ft |
| 12 | Loon Lake | St. Louis | A | 29.6 mi | 21.7 ft | - |
| 13 | Third Lake | Carlton | A | 19.7 mi | 10.2 ft | - |
| 14 | Big Lake | Carlton | A | 25.7 mi | 11.8 ft | 25 ft |
| 15 | Amnicon Lake | Douglas | A | 21.2 mi | 16.4 ft | 31 ft |
| 16 | West Twin Lake | St. Louis | B | 23.2 mi | 13.3 ft | 18 ft |
| 17 | Wp22-T1b Lake | Douglas | B | 7.3 mi | 12.9 ft | - |
| 18 | Wp22-T1a Lake | Douglas | B | 7.8 mi | 10.8 ft | - |
| 19 | Wp22-T2a Lake | Douglas | B | 8.2 mi | 10.8 ft | - |
| 20 | Wp22-T3b Lake | Douglas | B | 8.5 mi | 11.8 ft | - |
| 21 | Wp22-T4b Lake | Douglas | B | 9 mi | 11.8 ft | - |
| 22 | Caribou Lake | St. Louis | B | 12.5 mi | 10.5 ft | 21 ft |
| 23 | Lk Superior Lake | Douglas | B | 13.1 mi | - | - |
| 24 | Lk Superior .05 Mi N of Pearson Creek Mouth Lake | Douglas | B | 18.3 mi | - | - |
| 25 | Chub Lake | Carlton | B | 20.5 mi | 13.3 ft | 28 ft |
| 26 | Park Lake | Carlton | B | 28.5 mi | 7 ft | 16 ft |
| 27 | Wild Rice Lake | Carlton | B | 25 mi | 3.6 ft | - |
| 28 | Hardwood Lake | Carlton | B | 26.3 mi | 5.1 ft | - |
| 29 | Twin Lake | St. Louis | B | 15 mi | 3.6 ft | - |