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How to Use the Data Main

ACS and Intercensal Population Estimates

Comparing ACS Data to Other Sources

Subject Definitions

Accuracy of the Data

Quality Measures
 >Sample Size:
     > Data
     > Definitions
 >Coverage Rates:
     > Data
     > Definitions
 >Response Rates:
     > Data
     > Definitions
 >Item Allocation Rates:
     > Data
     > Definitions

ACS Group Quarters
  » 2006 GQ Data Products

Errata
  » ACS 2000 Errata (11/7/02)
  » ACS 2000 Errata (3/25/02)

User Notes
  » ACS 1999 Limitations
  » ACS 2000 Notices

Geography Explanation

Data Products Details

Using Data from the 2006 ACS [PDF]

ACS Summary File
  » Technical Documentation

 

Differences Between the C2SS and the 1990 Census

We recommend using Census 2000 instead of C2SS when comparing to 1990.

Table No. Table Description Like 1990? Remarks
H001 Housing Units No  
H002 Occupancy Status No  
H003 Tenure No  
H004 Vacancy Status No  
H012 Total Population in Occupied Housing Units by Tenure No  
H015 Average Household Size of Occupied Housing Units by Tenure No  
H017 Tenure by Occupants per Room Yes  
H020 Rooms Yes  
H021 Median Number of Rooms Yes  
H027 Units in Structure No Likely differences in multi-unit structures (In 1990, the "Other" category is large possibly because people did not know how many units were in their structure)
H031 Year Structure Built Caution Difference in categories
H035 Tenure by Year Householder Moved Into Unit Caution Difference in categories
H037 House Heating Fuel Yes  
H040 Tenure by Telephone Service Available by Age of Householder Caution 1990 - presence of a phone in the house/apartment
C2SS - telephone service available to the unit
H041 Tenure by Vehicles Available Yes  
H045 Plumbing Facilities Yes  
H049 Kitchen Facilities Yes  
H060 Gross Rent Yes  
H061 Median Gross Rent (Dollars) Yes  
H067 Gross Rent as a Percentage of Household Income in the Past 12 Months No Income reference period different
H072 Value Caution Difference in categories
H074 Median Value (Dollars) Caution Difference in categories
H084 Mortgage Status by Selected Monthly Owner Costs Yes  
H085 Median Selected Monthly Owner Costs (Dollars) by Mortgage Status Yes  
H088 Mortgage Status by Selected Monthly Owner Costs as a Percentage of Household Income in the Past 12 Months No Income reference period different
P001 Total Population No  
P002 Race No  
P003 Hispanic or Latino by Race No  
P004 Sex by Age No  
P006 Median Age by Sex No  
P007 Households Yes  
P008 Population in Households Yes  
P009 Average Household Size procedures Caution Changes in weighting
P010 Household Type (Including Living Alone) by Relationship for the Population in Households Caution Changes in categories
P012 Households by Presence of People Under 18 Years by Household Type Caution Changes in categories
P016 Households by Age of Householder by Household Type (Including Living Alone) by Presence of Own Children Under 18 Years Caution Changes in categories
P017 Household Type by Age of Householder Caution Changes in categories
P020 Households by Presence of People 65 Years and Over by Household Size by Household Type Caution Changes in categories
P023 Families Caution Changes in categories
P024 Population in Families Caution Changes in categories
P025 Average Family Size Caution Changes in categories
P031 Sex by Marital Status for the Population 15 Years and over Yes  
P032 Marital Status by Age for Women 15 to 50 Years Yes  
P033 Number of Women 15 to 50 Years Who Had a Birth in the Past 12 Months by Marital Status by Age No Not in 1990
P035 Age by Language Spoken at Home by Ability to Speak English for the Population 5 Years and over Yes  
P038 Place of Birth by Citizenship Status Caution Editing changes and lack of GQ data may have site specific effects
P039 Place of Birth by Citizenship Status for the Foreign-born Population Caution Some editing changes and lack of GQ data (see P040)
P040 Year of Entry by Citizenship Status for the Foreign-born Population Caution Year of Entry write-in instead of check-box and lack of GQ data
P041> Residence 1 Year Ago for the Population 1 Year and Over--State and County Level No 1990 had a 5 year interval question, C2SS has a 1 year interval question
P047 Means of Transportation to Work for Workers 16 Years and over Caution Lack of GQ presents problems for specific categories, especially walking
P048 Travel Time to Work for Workers 16 Years and Over Caution Difference in maximum travel time value and no GQ data inflate average travel time
P049 Travel Time to Work by Means of Transportation to Work for Workers 16 Years and Over Who Did Not Work at Home Caution No comparable table in 1990
See P048 caution
P050 Aggregate Travel Time to Work (In Minutes) by Travel Time to Work by Means of Transportation to Work For Workers 16 Years And Over Who Did Not Work at Home Caution No comparable table in 1990
See P048 caution
P053 School Enrollment by Level of School for the Population 3 Years And Over Caution College dormitories not included in C2SS
P055 Sex by School Enrollment by Level of School by Type of School for the Population 3 Years and over Caution College dormitories not included in C2SS
P056 Sex by Age by Armed Forces Status by Veteran Status for the Population 18 Years And Over Caution Absence of GQ pop in C2SS may affect comparisons with 1990
P059 Sex by Age by Disability Status by Employment Status for the Civilian Noninstitutionalized Population 5 Years and Over No question different
P063 Age of Own Children Under 18 Years in Families And Subfamilies by Living Arrangements by Employment Status of Parents Caution Differences in reference period
P066 Sex by Industry for the Employed Civilian Population 16 Years and Over Caution Some category differences; edit changes
P067 Sex by Occupation for the Employed Civilian Population 16 Years and Over Caution Some category differences
P068 Sex by Industry by Class of Worker for the Employed Civilian Population 16 Years And Over Caution Some category differences

NOTE:  For all income and poverty tables, see "Background Sheet for Income and Poverty".
P069 Household Income in the Past 12 Months (In 2000 Inflation-Adjusted Dollars)    
P070 Median Household Income in the Past 12 Months (In 2000 Inflation-Adjusted Dollars)    
P071 Aggregate Household Income in the Past 12 Months (In 2000 Inflation-Adjusted Dollars)    
P075 Earnings in the Past 12 Months For Households    
P079 Social Security Income in the Past 12 Months For Households    
P080 Supplemental Security Income (SSI) in the Past 12 Months For Households    
P081 Public Assistance Income in the Past 12 Months For Households    
P082 Retirement Income in the Past 12 Months For Households    
P084 Aggregate Earnings in the Past 12 Months (In 2000 Inflation-Adjusted Dollars) for Households    
P088 Aggregate Social Security Income in the Past 12 Months (In 2000 Inflation-Adjusted Dollars) For Households    
P089 Aggregate Supplemental Security Income (SSI) in the Past 12 Months (In 2000 Inflation-adjusted Dollars) For Households    
P090 Aggregate Public Assistance Income in the Past 12 Months (In 2000 Inflation-Adjusted Dollars) For Households    
P091 Aggregate Retirement Income in the Past 12 Months (In 2000 Inflation-Adjusted Dollars) for Households    
P093 Receipt of Public Assistance Income or Noncash Benefits in the Past 12 Months For Households    
P094 Household Receipt of Food Stamps in the Past 12 Months by Presence of People 60 Years and Over    
P096 Aggregate Food Stamp Benefits in the Past 12 Months (In 2000 Inflation-Adjusted Dollars) for Households    
P097 Participation in Free or Reduced Price Meals Programs in the Past 12 Months by Age of Children by Household Type for Households with Children under 18 Years    
P100 Family Income in the Past 12 Months (In 2000 Inflation-Adjusted Dollars)    
P101 Median Family Income in the Past 12 Months (In 2000 Inflation-Adjusted Dollars)    
P104 Aggregate Family Income in the Past 12 Months (In 2000 Inflation-Adjusted Dollars)    
P106 Nonfamily Household Income in the Past 12 Months In 2000 Inflation-Adjusted dollars)    
P107 Median Nonfamily Household Income in the Past 12 Months (In 2000 Inflation-Adjusted Dollars)    
P108 Aggregate Nonfamily Household Income in the past 12 Months (In 2000 Inflation-Adjusted Dollars)    
P109 Per Capita Income in the past 12 Months (In 2000 Inflation-Adjusted Dollars)    
P110 Aggregate Income in the past 12 Months (In 2000 Inflation-Adjusted Dollars)    
P111 Sex by Earnings in the past 12 Months (In 2000 Inflation-Adjusted Dollars) for the Population 16 Years and Over With Earnings    
P112 Median Earnings in the Past 12 Months (In 2000 Inflation-Adjusted Dollars) by Sex for the Population 16 Years and Over with Earnings in the Past 12 Months    
P114 Poverty Status in the Past 12 Months by Sex by Age    
P116 Poverty Status in the Past 12 Months of Families by Family Type by Presence of Related Children Under 18 Years of Age by Age of Related Children    
PCT063 Poverty Status in the Past 12 Months of Related Children Under 18 Years by Family Type by Age of Related Children under 18 Years    
PCT064 Poverty Status in the Past 12 Months of Unrelated Individuals 15 Years and Over by Sex by Age    
end of income and poverty tables

PCT001 Race No  
PCT004 Asian Alone with One Asian Category for Selected Groups No  
PCT005 Native Hawaiian and Other Pacific Islander (NHPI) Alone with One NHPI Category for Selected Groups No  
PCT006 Hispanic or Latino by Specific Origin No  
PCT007 Household Type (Including Living Alone) by Relationship for the Population in Households No  


Grandparents responsible for care of grandchildren was a new question in 2000 - no comparable 1990 census questions (Tables PCT 014 - PCT 019)
PCT014 Grandparents Responsible for Own Grandchildren under 18 Years by Sex of Grandparents in Households    
PCT015 Grandparents Living with Own Grandchildren under 18 Years by Responsibility for Own Grandchildren by Length of Time Responsible for Own Grandchildren for the Population 30 Years and over    
PCT017 Grandparents Living with Own Grandchildren under 18 Years by Responsibility for Own Grandchildren by Marital Status of Grandparents in Households    
PCT018 Grandparents Responsible for Own Grandchildren under 18 Years by Employment Status of Grandparents in Households    
PCT019 Grandparents Responsible for Own Grandchildren under 18 Years by Poverty Status of Grandparents in Households  

PCT024 Ancestry-First Reported Caution In 2000, two write-in boxes; Minor editing changes, Example Effect
*(Example effect refers to the fact that people tend to report more often the first ancestry listed in the example, which was Italian in 2000 and German in 1990.)
PCT025 Ancestry-Second Reported Caution In 2000, two write-in boxes; Minor editing changes, Example effect
*(Example effect refers to the fact that people tend to report more often the first ancestry listed in the example, which was Italian in 2000 and German in 1990.)
PCT033 Sex by Age by Educational Attainment for the Population 18 Years and Over Yes  
PCT034 Sex by Educational Attainment for the Population 25 Years and Over Caution Detailed categories changed slightly
PCT036 Armed Forces Status by School Enrollment by Educational Attainment by Employment Status for Population 16 to 19 Years Old Caution Categories changed
NOTE:  For all employment/unemployment tables, at the STATE AND SUB-STATE levels, the official numbers come from the Current Population Survey (CPS) as released by the Bureau of Labor Statistics.
PCT047 Sex by Age by Employment Status for the Population 16 Years and Over No Use CPS

 

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Source: U.S. Census Bureau  |  American Community Survey Office  |  Page Last Modified: September 15, 2008