Census 2000 Data Products On Census Day, April 1, 2000, the U.S. resident population was 281,421,906 U.S. Population Growth: 1950-1960 to 1990-2000 U.S. Population Growth: 1990-2000 Population by Race: 2000 Average Household Size: 1970-2000 Households by Type and Size: 1990-2000 Census 2000 Products Census 2000 data will be released in a variety of formats, media, and detail. Major Product Lines • Products: Summary Files, Profiles, Quick Tables, Geographic Comparison Tables, printed reports, maps, microdata • Media: Internet, CD-ROMs, DVDs, publications • Formats: ASCII, PDF, custom, other Media • Internet • CD-ROM/DVD • Paper Internet • Data released first on American FactFinder • Community profiles available under QuickFacts • Printed reports available in Portable Document Format (PDF) • Maps available in Portable Document Format (PDF) • Download (FTP) options CD-ROM / DVD • Redistricting Summary File and 4 series of detailed tables similar to 1990 STFs • Profiles, Quick Tables, Geographic Comparison Tables, and printed reports (PDF) • Maps (PDF) • Access software • Formats Paper • Printed reports • Maps • Print on demand Paper 3 Series of printed reports • Summary Population and Housing Characteristics • Summary Social, Economic and Housing Characteristics • Population and Housing Unit Totals Paper Census Briefs The Census Questionnaire 100% data or short form: 7 questions Sample data or long form: 34 topics What Data Will Be Available? 100% data or short-form information • Redistricting Summary File • Summary File 1 • Summary File 2 Sample data or long-form information • Summary File 3 • Summary File 4 Redistricting Summary File • Total population and 18-and-over population by 63 race categories and Hispanic/Latino • Lowest level of geography: block • 1 or more CDs per state; 3 DVDs • Race and Hispanic or Latino Summary File (National File) 100 Percent Summary Files Summary File 1 (SF1) • Counts and cross tabulations • Counts for detailed race, Hispanic or Latino groups, and American Indian/Alaska Native tribes • About 300 tables • Tables repeat (A-I) for major race groups alone, two or more races, Hispanic or Latino, White not Hispanic or Latino • Geography: block, census tract SF1 Subject Content 171 Population tables (P) at the block level 56 Housing tables (H) at the block level 59 Population tables (PCT) at the census tract level SF1 Releases Individual files • 50 States • District of Columbia • Puerto Rico United States Geographic Levels - State Files Geographic Levels - National Files Race/Ethnic Detail - Block Level • Total population • White • Black or African American • American Indian and Alaska Native • Asian • Native Hawaiian and Other Pacific Islander • Some Other Race • Two or more races • Hispanic/Latino • White, not Hispanic/Latino SF1 Repeating Tabulations Examples of SF1 Tabulations P1 Total population P3 Race P8 Hispanic or Latino P12 Sex by age (5-year groupings) P14 Sex by age for the population under 20 (single years of age) P15 Households P17 Average household size Examples of SF1 Tabulations Housing Units Occupancy Status Owner-/Renter-Occupied Tenure by Race, by Hispanic or Latino Population Subjects - Tract Level Summarized to the census-tract level • Detailed race • Detailed Hispanic/Latino • Group quarters population • Households 36 American Indian Categories 5 Alaska Native Categories 17 Detailed Asian Categories: 12 Detailed Native Hawaiian and Pacific Islander Categories: 28 Hispanic or Latino Categories 100-Percent Summary Files Summary File 2 Almost 50 tables repeated by race, Hispanic/Latino, and American Indian and Alaska Native categories SF2 Subject Content 36 Population tables (PCT) at the census tract level 11 Housing tables (HCT) at the census tract level SF2 Subject Content • Total population • 132 race groups • 78 American Indian and Alaska Native tribe categories • 39 Hispanic or Latino groups Population Subjects at the Census Tract Level - (PCT) PCT1 Total population PCT2 Urban and Rural (Final National File only) PCT3 Sex by age (single year of age) PCT4 Median age by sex PCT5 Sex by age (5-year groupings) PCT6 Households PCT7 Population in household PCT8 Average household size PCT9 Household size, household type and presence of own children Population Subjects at the Census Tract Level - (PCT) PCT10 Households by presence of people under 18 years by household type PCT11 Households by age of householder by household type (including living alone) by presence of own children PCT12 Household type by age of householder PCT13 Households by presence of people 60 years and over, household size and household type PCT14 Households by presence of people 65 years and over, household size, and household type PCT15 Households by presence of people 75 years and over, household size, and household type Housing Subjects at the Census Tract Level - (HCT) HCT1 Urban and Rural (Final National File only) HCT2 Tenure HCT3 Total population in occupied housing units HCT4 Total population in occupied housing units by tenure HCT5 Average household size of occupied housing units by tenure SF2 Racial and Ethnic Groups • Detailed American Indian categories • Detailed Alaska Native categories • Detailed Asian categories • Detailed Native Hawaiian and Pacific Islander categories • Hispanic or Latino categories • Not Hispanic or Latino categories SF2 Releases Individual files • 50 States • District of Columbia • Puerto Rico Sample Data Summary Files Summary File 3 • Counts and cross tabulations of sample items (income, occupation, education, rent and value, vehicles available) • About 800 tables of data • Lowest level of geography: block group Sample Data Summary Files Summary File 4 • Tables repeated by race, Hispanic/Latino, and American Indian and Alaska Native categories, and ancestry • Lowest level of geography: census tract Product Availability Data Accessibility Media Type: FTP, AFF, CD-ROM and DVD FTP AFF CD-ROM/DVD Difficulty High Low Low Cost No No Yes User Level High All All Speed Variable Variable High Connect Issues Possible Possible Unlikely Download limits None 5 MB CD size Graphical User Interface None Yes Yes File Transfer Protocol (FTP) File Transfer Protocol (FTP) • For downloading complete dataset files • Available at http://ftp2.census.gov American FactFinder CD-ROM and DVD Data provided on CD-ROM and DVD, with software to view, print, download items Disc Technology for Census 2000 * CD-ROM capacity approximately 680 MB * DVD-5 (SS/SL) capacity approximately 4.7 BB * DVD-9 (SS/DL) a little less than double that of the SL version --- equivalent to about 12 full CD-ROMs * Released as individual State files --- then national summaries * Recordable CD-ROMs followed by manufactured DVD sets Some Facts About Summary File 1 * Extensive tabulation of 'short form' data at the block level and higher * 9.2 million geographic summaries * 60 billion data cells * Would have required 3,600 tapes or 900 CD-ROMs using '1990' technology Disc Software Functions for Census 2000 * Geographic selection from hierarchical menu * Selection of whole tables and/or individual data items * Definition of custom variables * Aggregation of user-defined areas Disc Software Functions for Census 2000 (continued) * Creation of customized reports and output files * Selection of several output file formats including ASCII, database and spreadsheet * Compression User Software Selected for Census 2000 Summary File Discs * SRC's Allocate software with modifications * Features required functionality * Will support major Census 2000 product lines on small number of CD-ROMs and DVDs due to superb compression GO 2000: Pick Geography GO 2000: Select Report Template GO 2000 : General Demographic Profile GO 2000: Simple Variables GO 2000: Custom Variables GO 2000: Specify Output File GO 2000: Open Output File in Excel Public Use Microdata Sample Files Unaggregated records of responses to Census 2000 with all identifying information removed Two Files Planned * 1-Percent National Characteristics File * 5-Percent State Files * 100,000 population threshold for geography * 10,000 population threshold for characteristics Demographic Profiles Tables Quick Tables Tables Geographic Comparison Tables User-Requested Tabulations Special Tabulations Maps and Related Products Census 2000 TIGER/Line Files Census Block Maps (County and Governmental Units) Census Tract Outline Maps Boundary Files Release of Census 2000 Products December 31, 2000 -- Official State counts April 1, 2001-- Redistricting counts 2001-- Long-form data products 2002 -- Short-form data products Cost of Census 2000 Products Most information free through the Internet Charges for detailed custom tabulations Charges for CD-ROMs, printed reports, print on-demand For More Information For More Information For More Information Data User Training For More Information Visit us at: http://www.census.gov What's Next? American Community Survey What's Next? Census 2000 Supplementary Survey Census 2000 Data Products