Integrated Public Use Microdata Series International:
census microdata for social and economic research

Census Microdata Sample Releases
PlacesCensusesSamples
Release I, May 2002
Colombia1964, 1973, 1985, 19931-10%
France1962, 1968, 1975, 1982, 1990 4-5%
Kenya1989, 19995%
Mexico1970, 1990, 20001-10%
United States1850, 1860, 1870, 1880, 1900, 1910, 1920, 1940, 1950,
1960, 1970, 1980, 1990, 2000
1-100%
Vietnam1989, 19993-5%
Release II, March 2004
Brazil1960, 1970, 1980, 1991, 2001 
China*19821%
Ghana*1984, 2000 
Hungary1980, 1990, 2001 5%
Spain1981, 1991, 20015%
* under negotiation