2025 ACS CONFERENCE RECORDINGS AND PRESENTATIONS ARE NOW AVAILABLE ON THE CONFERENCES PAGE.

  • U.S. Census Bureau Releases 2019 ACS 1-Year Public Use Microdata Sample (PUMS) Experimental Weights

    The American Community Survey (ACS) program has released a file containing experimental weights that can be joined to the 2019 ACS 1-year Public Use Microdata Sample (PUMS) file. The weights were produced using the same methodology used to produce the 2020…

  • U.S. Census Bureau Releases New 2021 American Community Survey (ACS) 1-Year PUMS and ACS 1-Year Supplemental Estimates

    2021 ACS 1-Year Public Use Microdata Sample (PUMS) Files 

    We are pleased to announce the release of the 2021 American Community Survey (ACS) 1-year Public Use Microdata Sample (PUMS) files. The PUMS files show the full range of population and housing unit…

  • RE: PUMS: Causal Inference and Weight

    Longer answer: there is a lot going on in this question. I personally am not satisfied with the existing answers. The problem is that you have two VASTLY different inferences you need to make:

    1. inference with respect to the pseudo-random assignment…

  • Double check number of people in household (R, PUMS)

    I am attempting to double-check the number of people in household for a specific PUMA. 

    I am sorting(group_by) SERIALNO, once the person and household files have been merged. 

    This is what I am attempting to do:

    SERIALNO NP HHSIZE CHECK
    2017000001…

  • Most recent year PUMS data are available?

    It has been the practice to make short form and long form data available for PUMS analysis after a delay in years from collection. Is this still the practice?  If so, In 2021, what is the most recent PUMS data (actual short and long form information) that…

  • Calculating median household income for PUMA from PUMS files in R

    Hello, 

    I am currently working on calculating the median household income for a specific PUMA.

    I am using the 2017 1-year ACS PUMS for my state (merged person and household files by SERIALNO). Also, I have converted household income dollars to 2017 dollars…

  • Zero value for POVPIP in ACS PUMS

    What does a value of 0 mean for POVPIP? I've combed through the documentation and can't find any additional information. My best guesses:

    1) Income is 0 or a negative value

    2) Income-to-poverty ratio is less than 1

  • Calculating Weighted Income Quintiles for PUMS Households in R

    Hi Folks, 

    I'm interested in creating a dummy value in R to identify which income quintile a household is in using PUMS data. However, I'm not sure what the code should look like. I'm guessing that I need to get the number of households at each income…

  • Accounting for multiple responses with over 5 years of PUMS files

    Is it possible to determine whether households completed the survey more than once if over 5 years of PUMS data are being combined?

  • Collaborative modeling project on PUMS

    Hi all,
    I'm a graduate student researcher in computer science. I am part of a project that is exploring using a collaborative framework for a predictive model on ACS data - we are trying to collaboratively predict personal income given non-income responses…

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