Centers on the Demography of Aging - The National Institute on Aging (NIA) has established centers on the Demography of Aging to provide innovative and policy-relevant research on health, social factors, economics, and other issues that affect the U.S. older population.

Institute for Social Research - The Institute for Social Research (ISR) at the University of Michigan.

Office of Population Research, Princeton University - News and information about research and training programs at the oldest population research center in the U.S., founded in 1936.

Committee on Population -- National Academy of Sciences (NAS) - Applies population sciences methods to major issues of science and public policy. Work includes studies of fertility, health and mortality, and migration; and applied studies aimed at improving public health and welfare programs in the U.S. and developing countries.

Hopkins Population Center at the Johns Hopkins School of Hygiene and Public Health - Information about research activities, graduate training opportunities, faculty, and seminars in demography and related health topics.

Michigan Center on the Demography of Aging - Research on demographic analysis of the aging of disadvantaged populations, and demographic/economic evaluation of the impact of public policies on retirement.

International Institute for Population Sciences - This website covers information about the Institute, Library, Faculty, Data Centre, Courses, Research, Meetings, and Publication. The Institute is effectively a private University of Population studies.

Population Research Center - University of Texas at Austin.

Population Research Center at the University of Chicago - An interdisciplinary research center designed to facilitate high-quality population research by economists, sociologists, and other population scientists.

Population Research Institute, Penn State University - Conducts interdisciplinary research and offers education in the population sciences. Information about staff, degree programs, research activities, conferences and events, and related topics.

Population Studies Center at the University of Michigan. - PSC is one of the oldest population centers in the United States, with a distinguished record in both domestic and international population research.

Population Studies Center, University of Pennsylvania - Information about research projects, the graduate program in demography, population list servers, and related topics.

Population Studies and Training Center, Brown University - News and information about demography research activities, interdisciplinary graduate training, faculty publications, and related topics. Includes a collection of internet links.

International Institute for Applied Systems Analysis Population and Society - About IIASA studies on projection of population trends, demographic change, and the strains placed on resources and society, both globally and within nations.