Towns and villages.

Locations were entered by latitude-longitude, digitized from USGS 1:250,000 quadrangle maps, and heads-up digitizing from USGS 1:250,000 maps based on relative positioning of digital hydrography and digital township lines. Many locations were later updated by snapping them to points in the USGSNAMES coverage obtained from USGS. List of populated places were acquired from Alaska Department of Community and Regional Affairs (ADCRA). The classifications of cities is determined by the Department of Community and Regional

Key variables

CLASS: town classification (e.g. home rule city) POP: population INCORP_DATE: incorporation date ANCSA: Alaska Native Claims Settlement Act (Y/N)