The borough has an area of 32,922 square miles (85,270 km2), of which 23,652 square miles (61,260 km2) is land and 9,270 square miles (24,000 km2) (28.2%) is water.[6] The borough containsIliamna Lake, the largest lake in Alaska and third largest within United States borders, and occupies most of theAlaska Peninsula. Its land area is larger than that ofSan Bernardino County, California, the largest county in the contiguousLower 48 states.
U.S. Decennial Census[8] 1990–2000[9] 2010–2020[4]
As of thecensus[10] of 2000, there were 1,823 people, 588 households, and 418 families residing in the borough. Thepopulation density was 0.059 people per square mile (0.023 people/km2). There were 1,557 housing units at an average density of 0.05 per square mile (0.019/km2). The racial makeup of the borough was 18.76%White, 0.05%Black orAfrican American, 73.51%Native American, 0.22%Asian, 0.16%Pacific Islander, 0.33% fromother races, and 6.97% from two or more races. 1.15% of the population wereHispanic orLatino of any race. About 5.41% reported speaking aYupik language at home, while 3.87% speakAlutiiq and 1.23% anAthabaskan language.[11]
Some 44.70% of households had children under the age of 18 living with them, 48.50% weremarried couples living together, 9.70% had a female householder with no husband present, and 28.90% were non-families. About 24.70% of all households were made up of individuals, and 3.90% consisted of a sole occupant 65 years of age or older. The average household size was 3.10 and the average family size was 3.74.
In the borough, the age of the population was spread out, with 37.80% under the age of 18, 8.50% from 18 to 24, 28.00% from 25 to 44, 20.20% from 45 to 64, and 5.40% who were 65 years of age or older. The median age was 29 years. For every 100 females, there were 113.50 males. For every 100 females age 18 and over, there were 124.10 males.
The Borough is governed by an elected assembly. The Borough's mayor is Glen R. Alsworth, Sr. The deputy mayor is Myra J. Olsen. The other members of the assembly are Randy Alvarez, Scott Anderson, Alvin Pedersen, Michelle Pope-Ravenmoon, and Christina Salmon-Bringhurst.[12]
Lake and Peninsula Borough is somewhat of a national bellwether, having only voted for the losing presidential candidate four times since statehood: in 1976, 1992, 2008, and 2016. It was the county or borough that swung the most towards Trump from 2020 to 2024 at 31.7%
United States presidential election results for Lake and Peninsula Borough, Alaska[13]
DespiteKing Salmon being the borough seat, it is not inLake and Peninsula Borough and instead inBristol Bay Borough, therefore it is not included in the list.