Travel Trend Brief 12. Auto Commuting 
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Table 12-1.  Summary of Long Term Trends in Private Vehicle Commuting U.S. Census Bureau, 2010 ACS 1-Year Estimates: Table S0801 - Commuting Characteristics by Sex, combined with 1980, 1990, and 2000 data reported in Commuting in America III http://factfinder2.census.gov/faces/tableservices/jsf/pages/productview.xhtml?pid=ACS_10_1YR_S0801&prodType=table http://factfinder2.census.gov/bkmk/table/1.0/en/ACS/10_1YR/S0801/0100000US.04000 http://factfinder2.census.gov/bkmk/table/1.0/en/ACS/10_1YR/S0801/0100000US.31000.005
Figure 12-1. Long-term Trend in Driving Alone and Carpooling U.S. Census Bureau, 2010 ACS 1-Year Estimates: Table S0801 - Commuting Characteristics by Sex, combined with 1980, 1990, and 2000 data reported in Commuting in America III http://factfinder2.census.gov/faces/tableservices/jsf/pages/productview.xhtml?pid=ACS_10_1YR_S0801&prodType=table http://factfinder2.census.gov/bkmk/table/1.0/en/ACS/10_1YR/S0801/0100000US.04000 http://factfinder2.census.gov/bkmk/table/1.0/en/ACS/10_1YR/S0801/0100000US.31000.005
Figure 12-2. Net Change in Commuting Modes 2000-2010 U.S. Census Bureau, 2010 ACS 1-Year Estimates: Table S0801 - Commuting Characteristics by Sex http://factfinder2.census.gov/faces/tableservices/jsf/pages/productview.xhtml?pid=ACS_10_1YR_S0801&prodType=table http://factfinder2.census.gov/bkmk/table/1.0/en/ACS/10_1YR/S0801/0100000US.04000 http://factfinder2.census.gov/bkmk/table/1.0/en/ACS/10_1YR/S0801/0100000US.31000.005
U.S. Census Bureau, Census 2000 Brief: Journey to Work 2000:Table 1 - Means of Transportation to Work: 1990 and 2000 http://www.census.gov/prod/2004pubs/c2kbr-33.pdf    
Figure 12-3. Twenty-Year Trend in Driving Alone Share of Travel by State U.S. Census Bureau, 2010 ACS 1-Year Estimates: Table S0801 - Commuting Characteristics by Sex, combined with 1990,and 2000 data reported in Commuting in America III http://factfinder2.census.gov/bkmk/table/1.0/en/ACS/10_1YR/S0801/0100000US.04000    
Figure 12-4. 2000-2010 Changes in Drive Alone Share U.S. Census Bureau, 2010 ACS 1-Year Estimates: Table S0801 - Commuting Characteristics by Sex http://factfinder2.census.gov/bkmk/table/1.0/en/ACS/10_1YR/S0801/0100000US.04000    
U.S. Census Bureau, Census 2000 Brief: Journey to Work 2000:Table 5 - Travel to Work Characteristics for the U.S., Regions, States, and Puerto Rico: 2000 http://www.census.gov/prod/2004pubs/c2kbr-33.pdf    
Figure 12-5. Distribution of States by Single Occupant Vehicle Range in 2010 U.S. Census Bureau, 2010 ACS 1-Year Estimates: Table S0801 - Commuting Characteristics by Sex http://factfinder2.census.gov/bkmk/table/1.0/en/ACS/10_1YR/S0801/0100000US.04000    
Figure 12-6. Drive Alone Shares among Metropolitan Areas over a Million in Population U.S. Census Bureau, 2010 ACS 1-Year Estimates: Table S0801 - Commuting Characteristics by Sex, combined with 1980, 1990, and 2000 data reported in Commuting in America III http://factfinder2.census.gov/bkmk/table/1.0/en/ACS/10_1YR/S0801/0100000US.31000.005    
Table 12-2.  Metro Areas with Major Changes in Driving Alone Share 2000-2010 U.S. Census Bureau, 2010 ACS 1-Year Estimates: Table S0801 - Commuting Characteristics by Sex, combined with 2000 data reported in Commuting in America III http://factfinder2.census.gov/bkmk/table/1.0/en/ACS/10_1YR/S0801/0100000US.31000.005    
Figure 12-7. Driving Alone and Carpool Shares  by  Metro Size U.S. Census Bureau, 2010 ACS 1-Year Estimates: Table S0801 - Commuting Characteristics by Sex http://factfinder2.census.gov/bkmk/table/1.0/en/ACS/10_1YR/S0801/0100000US.31000.005    
Figure 12-8. Personal Vehicle Shares by Age Group U.S. Census Bureau, 2010 ACS 1-Year Estimates: Table B08101 - Means of Transportation to Work by Age http://factfinder2.census.gov/faces/tableservices/jsf/pages/productview.xhtml?pid=ACS_10_1YR_B08101&prodType=table http://factfinder2.census.gov/bkmk/table/1.0/en/ACS/10_1YR/B08101/0100000US.04000 http://factfinder2.census.gov/bkmk/table/1.0/en/ACS/10_1YR/B08101/0100000US.31000.005
Figure 12-9. Private Vehicle Use by Immigrants by Year of Entry Custom table compiled from 2010 ACS data tables Brief_12compiled.xlsx    
Table 12-3.  Detailed Carpool Trends 1980-2010 U.S. Census Bureau, 2010 ACS 1-Year Estimates: Table S08301 - Means of Transportation to Work , combined with 1980, 1990, and 2000 data reported in Commuting in America III http://factfinder2.census.gov/faces/tableservices/jsf/pages/productview.xhtml?pid=ACS_10_1YR_S0801&prodType=table http://factfinder2.census.gov/bkmk/table/1.0/en/ACS/10_1YR/B08301/0100000US.04000 http://factfinder2.census.gov/bkmk/table/1.0/en/ACS/10_1YR/B08301/0100000US.31000.005
Figure 12-10. Detailed Carpool Trend 1980-2010 U.S. Census Bureau, 2010 ACS 1-Year Estimates: Table S08301 - Means of Transportation to Work , combined with 1980, 1990, and 2000 data reported in Commuting in America III http://factfinder2.census.gov/faces/tableservices/jsf/pages/productview.xhtml?pid=ACS_10_1YR_S0801&prodType=table http://factfinder2.census.gov/bkmk/table/1.0/en/ACS/10_1YR/B08301/0100000US.04000 http://factfinder2.census.gov/bkmk/table/1.0/en/ACS/10_1YR/B08301/0100000US.31000.005
Figure 12-11. Components of Carpooling by Size of Pool U.S. Census Bureau, 2010 American Community Survey Table B08301 - Means of Transportation to Work http://factfinder2.census.gov/faces/tableservices/jsf/pages/productview.xhtml?pid=ACS_10_1YR_S0801&prodType=table http://factfinder2.census.gov/bkmk/table/1.0/en/ACS/10_1YR/B08301/0100000US.04000 http://factfinder2.census.gov/bkmk/table/1.0/en/ACS/10_1YR/B08301/0100000US.31000.005
Figure 12-12. Carpooling Share by Metro Size Group Custom table compiled from 2010 ACS 1-yeat Estimates: Table B08301 - Means of Transportation to Work for all metropolitan areas Brief_12compiled.xlsx    
Figure 12-13. Change in Carpool Share 2000-2010 Custom table compiled from 2010 ACS 1-yeat Estimates: Table B08301 - Means of Transportation to Work Brief_12compiled.xlsx    
Figure 12-14. Carpooling Patterns by Years in US Custom table compiled from 2011 ACS Public Use Microdata Sample (PUMS) Brief_12compiled.xlsx    
Table 12-4. Percent of All Workers With Access To Flexible Work Place Benefits National Compensation Surveys, Bureau of Labor Statistics, 1999-2012 http://www.bls.gov/ncs/ncspubs.htm