American Community Survey (ACS)

2013 ACS 1-year PUMS, 2011-2013 ACS 3-year PUMS

 02/12/15

All housing unit files replaced with corrections to select variables. Visit Errata #97.

2007-2009 ACS 3-Year PUMS

 04/07/11

All housing unit files replaced with corrections to select variables. Visit Errata #68.

2008 ACS 1-Year PUMS

11/29/10

National files in .csv format replaced. Visit Errata #66.

11/09/10

All files replaced with corrections to select variables. Visit Errata #64.

11/03/09

All files replaced with corrections to select variables. Visit Errata #49.

2006-2008 ACS 3-Year PUMS

11/19/10

All files replaced with corrections to select variables. Visit Errata #64.

2006 ACS 1-Year PUMS

12/18/09

Person files revised with a modified edit to the age variable. Visit Errata #65. (Updated 1/24/12)

2005-2007 ACS 3-Year PUMS

11/19/10

Person files revised with a modified edit to the age variable. Visit Errata #65. (Updated 1/24/12)

2005 ACS 1-Year PUMS

11/09/10

Person files revised with a modified edit to the age variable. Visit Errata #65. (Updated 1/24/12)

09/11/06

All files replaced to add replicate weight variables. Visit Errata #27.

2004 ACS 1-Year PUMS

11/09/10

Person files revised with a modified edit to the age variable. Visit Errata #65. (Updated 1/24/12)

01/02/06

All files replaced with corrections to select variables. Visit Errata #15.

2003 ACS 1-Year PUMS

11/09/10

Person files revised with a modified edit to the age variable. Visit Errata #65. (Updated 1/24/12)

01/02/06

All files replaced with corrections to select variables. Visit Errata #15.