
Lake and Peninsula Borough
- State:
- Alaska
- County Seat:
- King Salmon
Lake and Peninsula Borough's estimated 2025 population is 1,239 with a growth rate of -3.58% in the past year according to the most recent United States census data. Lake and Peninsula Borough is the 27th largest county in Alaska. The 2010 population was 1,641 and has seen a growth of -24.5% since that time.