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The American Community Survey: An Overview. Cheryl V. Chambers, Program Analyst American Community Survey Office October 9, 2007. Purpose of the ACS. Collect Detailed Decennial Census Sample Data Every Month Instead of Only Once Each Decade Release Tabulations of These Data on a Yearly Basis.
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The American Community Survey: An Overview Cheryl V. Chambers, Program Analyst American Community Survey Office October 9, 2007
Purpose of the ACS • Collect Detailed Decennial Census Sample Data Every Month Instead of Only Once Each Decade • Release Tabulations of These Data on a Yearly Basis
Purpose of the ACS • Restructure and Simplify the 2010 Census • Improve the accuracy of Census coverage • Improve the relevance and timeliness of detailed data • Reduce operational risk • Contain cost
Why is the ACS important? • Many federal agencies set policy at the national and state levels using census data • The ACS allows federal agencies to respond to trends in a timely manner by providing up to date data for use in allocation formulas
ACS Facts • Response is required by Title 13 • Respondents must answer all questions • Estimates are “ok” • Questionnaire assistance hotline • Administered by the Regional Offices • Multiple methods of data collection for non-responders
ACS Operations • Three month data collection period • Three modes of data collection • Mail • Computer Assisted Telephone Interview (CATI) • Computer Assisted Personal Interview (CAPI) • Data are confidential
Information collected in the ACS • Age and relationship • Grandparents responsible for grandchildren • Disability • Language spoken at home and English fluency • Income • Housing costs
2006 ACS • Included Group Quarters for the first time • Group Quarters population is 2.7% of the total population • adding these data makes a difference • Caution when comparing 2006 ACS to earlier years • Comparable to 2000 Census
What are Group Quarters? • Places where people live or stay that are normally owned or managed by an entity or organization that provides housing and/or services to residents • Services may include custodial or medical care as well as other types of assistance • Residency is commonly restricted to those receiving offered services • People living in group quarters are usually not related to each other
Institutional and Non-InstitutionalGroup Quarters • Group quarters are categorized into two groups • Institutional • Non-institutional
Institutional Group Quarters • Includes facilities for people under formally authorized, supervised care or custody at the time of interview • Adult Correctional Facilities • Nursing/Skilled Nursing Facilities • In-patient Hospice Facilities • Mental (Psychiatric Hospitals) • Group Homes for Juveniles • Residential Treatment Centers for Juveniles
Non-Institutional Group Quarters • Includes facilities that are not classified as institutional group quarters • College/University Housing • Group Homes Intended for Adults • Residential Treatment Facilities for Adults • Workers’ Group Living Quarters • Job Corps Centers • Religious Group Quarters
Release Schedule for ACS Data Products Data products are released in the year following the single-year or multi-year period in which data are collected.
ACS Releases--2007 Aug. 28, 2007: Income, earnings and poverty data Sept. 12, 2007: Social, economic and housing characteristics; demographic and housing estimates; Public Use Microdata Sample (PUMS) File; data profiles; geographic comparison tables; ranking tables; narrative profiles Sept. 27, 2007: Selected Population Profiles; Workplace Base Tables; Group Quarters Data Profiles 14
For More Information American Community Survey Office 1-888-346-9682 cmo.acs@census.gov www.census.gov/acs/www ACS Alert http://www.census.gov/acs/www/Special/Alerts.htm Cheryl V. Chambers Cheryl.v.chambers@census.gov 301-763-3572