<P> Coordinates: 64 ° N 150 ° W ﻿ / ﻿ 64 ° N 150 ° W ﻿ / 64; - 150 </P> <Table> <Tr> <Th_colspan="2"> State of Alaska Alax̂sxax̂ (Aleut) Alaskaq (Inupiaq) </Th> </Tr> <Tr> <Td_colspan="2"> <Table> <Tr> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> Flag </Td> <Td> Seal </Td> </Tr> </Table> </Td> </Tr> <Tr> <Td_colspan="2"> Nickname (s): The Last Frontier </Td> </Tr> <Tr> <Td_colspan="2"> Motto (s): North to the Future </Td> </Tr> <Tr> <Td_colspan="2"> State song (s): "Alaska's Flag" </Td> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th> Official language </Th> <Td> English, Inupiat, Central Siberian Yupik, Central Alaskan Yup'ik, Alutiiq, Aleut, Dena'ina, Deg Xinag, Holikachuk, Koyukon, Upper Kuskokwim, Gwich'in, Lower Tanana, Upper Tanana, Tanacross, Hän, Ahtna, Eyak, Tlingit, Haida, Coast Tsimshian </Td> </Tr> <Tr> <Th> Spoken languages </Th> <Td> English 86.3% Alaska Native languages 5.2% Tagalog 3.4% Spanish 2.9% Others 2.2% </Td> </Tr> <Tr> <Th> Demonym </Th> <Td> Alaskan </Td> </Tr> <Tr> <Th> Capital </Th> <Td> Juneau </Td> </Tr> <Tr> <Th> Largest city </Th> <Td> Anchorage </Td> </Tr> <Tr> <Th> Area </Th> <Td> Ranked 1st </Td> </Tr> <Tr> <Th> Total </Th> <Td> 663,268 sq mi (1,717,856 km) </Td> </Tr> <Tr> <Th> Width </Th> <Td> 2,261 miles (3,639 km) </Td> </Tr> <Tr> <Th> Length </Th> <Td> 1,420 miles (2,285 km) </Td> </Tr> <Tr> <Th>% water </Th> <Td> 13.77 </Td> </Tr> <Tr> <Th> Latitude </Th> <Td> 51 ° 20'N to 71 ° 50'N </Td> </Tr> <Tr> <Th> Longitude </Th> <Td> 130 ° W to 172 ° E </Td> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th> Population </Th> <Td> Ranked 48th </Td> </Tr> <Tr> <Th> Total </Th> <Td> 739,795 (2017 est .) </Td> </Tr> <Tr> <Th> Density </Th> <Td> 1.26 / sq mi (0.49 / km) Ranked 50th </Td> </Tr> <Tr> <Th> Median household income </Th> <Td> $75,723 (3rd) </Td> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th> Elevation </Th> <Td> </Td> </Tr> <Tr> <Th> Highest point </Th> <Td> Denali 20,310 ft (6190.5 m) </Td> </Tr> <Tr> <Th> Mean </Th> <Td> 1900 ft (580 m) </Td> </Tr> <Tr> <Th> Lowest point </Th> <Td> Sea level </Td> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th> Before statehood </Th> <Td> Territory of Alaska </Td> </Tr> <Tr> <Th> Admission to Union </Th> <Td> January 3, 1959 (49th) </Td> </Tr> <Tr> <Th> Governor </Th> <Td> Bill Walker (I) </Td> </Tr> <Tr> <Th> Lieutenant Governor </Th> <Td> Byron Mallott (D) </Td> </Tr> <Tr> <Th> Legislature </Th> <Td> Alaska Legislature </Td> </Tr> <Tr> <Th> Upper house </Th> <Td> Senate </Td> </Tr> <Tr> <Th> Lower house </Th> <Td> House of Representatives </Td> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th> U.S. Senators </Th> <Td> Lisa Murkowski (R) Dan Sullivan (R) </Td> </Tr> <Tr> <Th> U.S. House delegation </Th> <Td> Don Young (R) (at - large) (list) </Td> </Tr> <Tr> <Th> Time zones </Th> <Td> </Td> </Tr> <Tr> <Th> east of 169 ° 30' </Th> <Td> Alaska--UTC - 9 / - 8 </Td> </Tr> <Tr> <Th> west of 169 ° 30' </Th> <Td> Aleutian--UTC - 10 / - 9 </Td> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th> ISO 3166 </Th> <Td> US - AK </Td> </Tr> <Tr> <Th> Abbreviations </Th> <Td> AK </Td> </Tr> <Tr> <Th> Website </Th> <Td> www.alaska.gov </Td> </Tr> </Table> <Tr> <Th_colspan="2"> State of Alaska Alax̂sxax̂ (Aleut) Alaskaq (Inupiaq) </Th> </Tr>

When did alaska become a part of the united states