Data FAQ
- Indicator Measurement Glossary Terms
- What is an indicator?
- How do I cite data from the site?
- What is the difference between the trend and prior value?
- What is an "archived" indicator?
- Using the Indicator Detail Page
- Why am I seeing extreme values or wide confidence intervals for ACS socioeconomic indicators?
- What is a Census Place?
- When searching by source, why do I see the same source more than once?
- What is the difference between ZIP Codes and ZCTAs?
- Why does a ZIP Code not appear or look incorrect on a map?
- Why is there subgroup data for some indicators and not others?
- How do I find all data about a specific age group like older adults or children?
- What is meant by "comparison"?
- Where does site data come from?
- What is an age-adjusted rate?
- How do I find data for a specific location?
- Can I incorporate or recommend other data sources on an HCI site?