U.S. Census Bureau
for layoutLink to Census 2000 Gateway Census 2000 Data for the State of Illinois
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 The population of Illinois on April 1, 2000 was 12,419,293. [PDF 2M]
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Data Highlights in American FactFinder:
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Tables:

General Demographic Characteristics (DP-1)
Selected Social Characteristics (DP-2) 
Selected Economic Characteristics (DP-3)
Selected Housing Characteristics (DP-4)
General Housing Characteristics (QT-H1)
Sex by Single Years of Age (PCT12)

Population, Housing Units, Area, and Density Table: State by County
State by Place
State by American Indian Area / Alaska Native Area / Hawaiian Home Land
Maps: Map of Average Household Size (state by county)
Map of Persons per Square Mile (state by county)
American FactFinder provides access to tables and maps for all tabulated geographies in Illinois.
The Illinois State Data Center provides training and technical assistance for Census and local data.

 

   Illinois Summary File 4 - released 7/9/2003
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Summary File 4 (SF4) contains the sample data, which is the information compiled from the questions asked of a sample of all people and housing units.

The sample data are presented in 213 population tables (matrices) and 110 housing tables, identified with "PCT" and "HCT", respectively. Each table is iterated for 336 population groups: the total population, 132 race groups, 78 American Indian and Alaska Native tribe categories (reflecting 39 individual tribes), 39 Hispanic or Latino groups, and 86 ancestry groups.

SF 4 is released as individual files for each of the 50 states, the District of Columbia, and Puerto Rico; and for the United States. The tables (matrices) are identical for all files, but the geographic coverage differs. Data are provided down to the census tract level.

Data:   Access to all tables and maps in American FactFinder
News Release:   Detailed  Census 2000 Race and Ethnic Data Released for Illinois
FTP Download:   Illinois    FTP Read me: MS Word | Text
 Documentation:   Technical Documentation [PDF] (5M)
   Illinois Summary File 3 - released 8/20/2002
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Summary File 3 consists of 813 detailed tables of Census 2000 social, economic and housing characteristics compiled from a sample of approximately 19 million housing units (about 1 in 6 households) that received the Census 2000 long-form questionnaire. Fifty-one tables are repeated for nine major race and Hispanic or Latino groups: White alone; Black or African American alone; American Indian and Alaska Native alone; Asian alone; Native Hawaiian and Other Pacific Islander alone; Some other race alone; Two or more races; Hispanic or Latino; and White alone, not Hispanic or Latino.

Summary File 3 presents data for the United States, the 50 states, the District of Columbia and Puerto Rico in a hierarchical sequence down to the block group for many tabulations, but only to the census tract levels for others. Summaries are included for other geographic areas such as Zip Code Tabulation Areas (ZCTAsTM) and Congressional districts (106th Congress).

Summary File 3 includes 484 population tables and 329 housing tables that are identified according to geographic coverage:

Population (P) and Housing (H) tables are available to the block group

  • Population (PCT) and Housing (HCT) tables are available to the census tract level only
Data:   Access to all tables and maps in American FactFinder
News Release:   Census Bureau Releases Detailed  Social, Economic and Housing Characteristics from Census 2000 for Illinois
FTP Download:   Illinois    FTP Read me: MS Word | Text
 Technical Documentation:   Technical Documentation  (PDF) (6M)
Technical Note on Same-Sex Unmarried Partner Data from the 1990 and 2000 Censuses

   Illinois Demographic Profile (100% and Sample Data) - released 5/14/2002
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A profile includes four tables that provide various demographic, social, economic, and housing characteristics for the United States, states, counties, minor civil divisions in selected states, places, metropolitan areas, American Indian and Alaska Native areas, Hawaiian home lands and congressional districts. It includes 100-percent and sample data from Census 2000.

There are four tables in the Demographic Profile, labeled (DP-1 thru DP-4). For Census 2000 data, the DP-1 table is available as part of the Summary File 1, and the other three tables are available as part of the Summary File 3 data set.

Data:   Demographic Profile Data Search
Comparison Tables:  1990 and 2000 Comparison Tables (state level and select counties and places)

Note concerning Consumer Price Index (CPI-U-RS) values in the 1990 Demographic Profile, Tables DP-3, footnote 4, and in Table DP-4, footnote 6.

News Release:   Census 2000 Social, Economic and Housing Profiles Released for Illinois
Census Bureau Delivers Illinois's Census 2000 Demographic Profile (100%)
FTP Download:   Illinois  
Documentation:   Technical Documentation (PDF) (360k)
Technical Note on Same-Sex Unmarried Partner Data from the 1990 and 2000 Censuses

Tables

Table DP-1. Profile of General Demographic Characteristics for Illinois: 2000  Excel | FactFinder 
Table DP-1. Profile of General Demographic Characteristics for Illinois: 1990  Excel | FactFinder 
Profiles of General Demographic Characteristics: State, Counties, and Places*  PDF (15.5m) | FTP
*Places include: minor civil divisions (MCDs) with functioning governments in 20 states; AIANAs; Hawaiian homelands; metropolitan areas (MAs); congressional districts (106th Congress); and state parts of AIANAs.


   Illinois Summary File 2 - released 4/17/2002
for layout Summary File 2 (SF2) contains 47 detailed tables focusing on age, sex, households, families, and occupied housing units for the total population. These tables are repeated for 249 detailed population groups based on the following criteria:
  • no tables are available for geographic areas having a population of less than 100
  • tables are repeated only for the race groups, American Indian and Alaska Native tribes, and Hispanic or Latino groups having a population of 100 or more within the geographic area.
For a complete list of the 249 population groups, see Appendix H of the SF 2 Technical Documentation (PDF).

Data:   Access to all tables and maps in American FactFinder
News Release:   Census Bureau Releases Next Round of Census 2000 Data for Up to 249 Race/Ethnic Groups in Illinois
FTP Download:   Illinois    FTP Read me: MS Word | Text
Documentation:   Technical Documentation (PDF)
Technical Note on Same-Sex Unmarried Partner Data from the 1990 and 2000 Censuses

   Illinois Summary File 1 - released 6/20/2001
for layout Summary File 1 (SF 1) contains data on age, sex, households, families, and housing units based on answers to the questions common to both the Census 2000 Short-Form and Long-Form Questionnaires.

Data:   Access to all tables and maps in American FactFinder
News Release:   Detailed Demographic Data From Census 2000 Released for Illinois
FTP Download:   Illinois    FTP Read me: MS Word | Text
Documentation:   Technical Documentation (PDF)
Technical Note on Same-Sex Unmarried Partner Data from the 1990 and 2000 Censuses

   Illinois Redistricting Data (P.L. 94-171)
for layout The Census 2000 Redistricting Data contains summary statistics on counts for the total population, for the population 18 years and over, and population counts by race and by Hispanic or Latino origin.

Tables
  English Spanish
Table 1. Population by Race and Hispanic or Latino Origin, for All Ages and for 18 Years and Over, for Illinois: 2000    PDF | Excel  | FactFinder   PDF | Excel 
Table 2. Population by Race, Including All Specific Combinations of Two Races, for Illinois: 2000   PDF | Excel   PDF | Excel 
Table 3. Population by Race Alone, Race in Combination Only, Race Alone or in Combination, and Hispanic or Latino Origin, for Illinois: 2000  PDF | Excel   PDF | Excel 
Table 4. Difference in Population by Race and Hispanic or Latino Origin, for Illinois: 2000  PDF | Excel   PDF | Excel 
Table 5. Population by Race and Hispanic or Latino Origin, for the 15 Largest Counties and Incorporated Places in Illinois: 2000  PDF | Excel   PDF | Excel 
Table 6. Population for the 15 Largest Counties and Incorporated Places in Illinois: 1990 and 2000  PDF | Excel   PDF | Excel 

for layout Data:   Access to all tables and maps in American FactFinder
News Release:   Census Bureau Delivers Illinois's Census 2000 Population Totals for
Congressional Redistricting (3/09/01)
| Spanish Version

   Illinois Census 2000 Supplementary Survey
Data collection for the Census 2000 Supplementary Survey began in November 1999 in 1,203 counties and ran through December 2000. Residents at approximately 58,000 addresses were contacted each month. Although the survey was conducted in only 1,203 counties, it is important to note that this size sample is sufficient to produce data for every state in the Nation, as well as for counties and most metropolitan areas of 250,000 in population or more.

Tables
Table QT-01. Profile of General Demographic Characteristics for Illinois: 2000  FactFinder 
Table QT-02. Profile of Selected Social Characteristics for Illinois: 2000  FactFinder 
Table QT-03. Profile of Selected Economic Characteristics for Illinois: 2000  FactFinder 
Table QT-04. Profile of Selected Housing Characteristics for Illinois: 2000  FactFinder 

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Source: U.S. Census Bureau
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Last Revised: October 06, 2011 at 06:00:48 PM