NASA Socioeconomic Data and Applications Center (SEDAC) – Hosted by CIESIN at Columbia University

Archive of Census Related Products (ACRP)

Public Use Microdata Samples (PUMS), v1 (1940 – 1990)

Downloads:

  • Data dictionaries which contain a full technical description of the PUMS data in text format. The series contains the decennial year 1940 through 1990. An additional file contains the 15% sample for the year 1970.
  • Equivalency Tables for 1990 PUMS: relates census geography to PUMAS.
  • 1% Sample
  • 5% Sample

directory path: /pub/census/usa/pums

Format

ASCII text