5 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Two Harbors | 1 | 3,463 | 3,633 | -0.97% | 1,058 | 3.27 | City |
| Silver Bay | 2 | 1,779 | 1,861 | -0.89% | 233 | 7.63 | City |
| Finland | 3 | 172 | 208 | -1.15% | 26 | 6.72 | CDP |
| Knife River | 4 | 142 | 23 | 6.77% | 213 | 0.67 | CDP |
| Beaver Bay | 5 | 119 | 118 | 0% | 149 | 0.80 | City |
Two Harbors is the largest city in Lake County, with a population of 3,463.
Beaver Bay is the smallest city in Lake County.
There are 5 cities in Lake County, Minnesota.