U.S. Census Bureau

monthly population estimates

Monthly Population Estimates, 1990 to 2000

NOTE: All population figures for the year 2000 shown here (including April 1, 2000) are based on the 1990 Census; they do not reflect Census 2000 counts.

This page links to ASCII files that contain monthly national population estimates from April 1, 1990 onward by single year of age, sex, race, and Hispanic origin. The estimate files only contain numerical estimates; they do not have title lines or column headers. Please refer to the File Layout link for the format of the monthly national population estimate files.

File Layout (5k)

Documentation and File Layout (57k)

  1. Monthly Postcensal Resident Population

  2. Monthly Postcensal Resident Population plus Armed Forces overseas

  3. Monthly Postcensal Civilian Population

  4. Monthly Postcensal Civilian Noninstitutional Population


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