• Top Questions About the Survey
• Why We Ask Each Question
• ACS Information Guide
• ACS Data Stories
• Sample Forms & Instructions
• About the Puerto Rico Community Survey
• ACS and the 2020 Census
• Respond Online
• Other Ways to Respond
• For People Living in Group Housing
• Get Help Responding to the ACS
• How to Respond FAQs
• Data Releases
• News
• Updates
• Events
• Data Tables & Tools
  • Data Profiles
  • Narrative Profiles
  • Subject Tables
  • Ranking Tables
  • Supplemental Tables
  • data.census.gov
  • More ACS Tools & Apps
• Data via FTP
  • ACS/Census Comparison Study
  • Gulf Coast Study
  • Multiyear Estimates Study
• Summary File Data
  • Summary File Documentation
• PUMS Data
• Variance Replicate Tables
• Race/Ethnicity and American Indian & Alaska Native Data
• Custom Tables
  • Request a Custom Table
• Subjects Included in the Survey
• Which Data Table or Tool Should I Use?
  • Data Tools Chart
  • Table IDs Explained
• When to Use 1-year, 3-year, or 5-year Estimates
• Handbooks
• Comparing ACS Data
  • 2018
  • 2017
  • 2016
  • 2015
  • 2014
  • 2013
  • 2012
  • 2011
  • 2010
  • 2009
  • 2008
  • 2007
  • 2006
• Statistical Testing Tool
• Training Presentations
• Concept & Definitions
  • Geography Tools
• Areas Published
  • Reference Materials
  • Other Mapping Resources
• Geography Boundaries by Year
• Code Lists, Definitions, and Accuracy
• User Notes
• Errata Notes
• Data Suppression
• Table & Geography Changes
• Table Shells and Table List
• Summary File Documentation
• PUMS Documentation
  • About PUMS
  • Confidentiality of PUMS
  • PUMS Data
  • PUMS FAQs
  • PUMS File Structure
  • PUMS on DataFerrett
  • PUMS Technical Documentation
  • Re-Released Files (Errata)
• Variance Replicate Tables Documentation
• Race/Ethnicity and American Indian & Alaska Native Documentation
• Design and Methodology Report
• Sample Size and Data Quality
  • Sample Size
  • Sample Size Definitions
  • Response Rates
  • Response Rates Definitions
  • Coverage Rates
  • Coverage Rates Definitions
  • Item Allocation Rates
  • Item Allocation Rates Definitions
• Content Test
• Questionnaire Archive
  • Questionnaire Changes
• Mandatory vs. Voluntary Methods
• Publications and Working Papers
  • ACS Data Briefs
  • ACS Reports
  • ACS Research & Evaluation Program
  • Content Test Evaluation Reports
  • Internet Data Collection
• Outreach Materials
  • ACS Flyers
• Educational Materials
• Videos
• Infographics & Visualizations
• Keywords
• Agility in Action
• Federal Register Notices
• 2014 Content Review
  • ACS Questions and Current Federal Uses
  • Methods and Results
  • Milestones
  • Content Review FAQs
• 2012 Program Review
• 2011 Improvements
• Resources for Congress
• Resources for Media
• Resources for AIAN
• Resources for Partners
Back to Technical Documentation