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| Table 1. Selected Characteristics | Census 2000 | 2007-2009 ACS | 2010 Census | 2010-2012 ACS | Is the numeric change between Census 2000 and 2010-2012 ACS Significant? ** |
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|---|---|---|---|---|---|---|---|---|
| Value | MOE(+/-) | Value | MOE(+/-) | Value | Value | MOE(+/-) | ||
| Total Persons 1 | 382,032 | -- | 430,504 | -- | 432,226 | 437,095 | -- | -- |
| Persons in Households 2 | 369,187 | 533 | 418,333 | -- | 419,878 | 424,760 | -- | -- |
| Total Households 3 | 157,758 | 537 | 180,888 | 1,628 | 177,249 | 181,578 | 1,275 | Yes |
| Average Number of Persons per Household 4 | 2.34 | 0.02 | 2.31 | 0.02 | 2.37 | 2.34 | 0.02 | No |
| Average Household Income 5 | $52,165 | $620 | $63,401 | $1,559 | -- | $64,144 | $1,437 | Yes |
| Average Number of Vehicles per Household 6 | 1.77 | 0.01 | 1.78 | 0.03 | -- | 1.75 | 0.03 | No |
| Percent of Persons in Poverty 7 | 12.60 | 0.30 | 14.50 | 0.79 | -- | 14.50 | 0.80 | Yes |
| Percent Minority 8 | 12.00 | 0.30 | 12.90 | 0.23 | 14.40 | 14.00 | 0.35 | Yes |
| Percent of Persons 65 and Over 9 | 12.60 | 0.30 | 13.00 | 0.35 | 13.10 | 13.40 | 0.37 | Yes |
| Percent of Persons Foreign Born 10 | 2.50 | 0.10 | 3.70 | 0.27 | -- | 4.90 | 0.32 | Yes |
| Total Workers at Place of Residence11 | 187,885 | 1,478 | 216,740 | 2,856 | -- | 210,765 | 2,524 | Yes |
| Table 2a. Mode to Work 12 | CTPP2000 | 2007-2009 ACS | 2010-2012 ACS | Is the numeric change between CTPP 2000 and 2010-2012 ACS Significant? ** |
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|---|---|---|---|---|---|---|---|---|---|---|
| Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | ||
| Total Workers | 184,825 | 100.0 | 1,477 | 209,000 | 100.0 | 2,604 | 206,651 | 100.0 | 2,444 | Yes |
| Drove alone | 156,195 | 84.5 | 1,453 | 176,530 | 84.5 | 2,866 | 177,353 | 85.8 | 2,655 | Yes |
| 2-person Carpool | 13,935 | 7.5 | 554 | 14,285 | 6.8 | 1,344 | 11,227 | 5.4 | 1,226 | Yes |
| 3-or-more-person Carpool | 3,085 | 1.7 | 265 | 3,343 | 1.6 | 816 | 3,601 | 1.7 | 693 | No |
| Transit | 1,219 | 0.7 | 167 | 1,268 | 0.6 | 354 | 1,743 | 0.8 | 547 | No |
| Bike | 230 | 0.1 | 72 | 642 | 0.3 | 255 | 261 | 0.1 | 116 | No |
| Walked | 4,115 | 2.2 | 305 | 3,567 | 1.7 | 636 | 2,622 | 1.3 | 471 | Yes |
| Taxi, Motorcycle and Other means | 1,000 | 0.5 | 151 | 2,200 | 1.1 | 556 | 1,266 | 0.6 | 404 | No |
| Worked at Home | 5,050 | 2.7 | 338 | 7,165 | 3.4 | 847 | 8,578 | 4.2 | 1,166 | Yes |
| Table 2b. Mode to Work 12 | CTPP2000 | 2007-2009 ACS | 2010-2012 ACS | Is the numeric change between CTPP 2000 and 2010-2012 ACS Significant? ** |
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|---|---|---|---|---|---|---|---|---|---|---|
| Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | ||
| At Place of Work | ||||||||||
| Total Workers | 213,985 | 100.0 | 1,467 | 241,111 | 100.0 | 3,144 | 233,454 | 100.0 | 3,740 | Yes |
| Drove alone | 180,365 | 84.3 | 1,475 | 203,818 | 84.5 | 3,502 | 200,246 | 85.8 | 3,676 | Yes |
| 2-person Carpool | 17,780 | 8.3 | 623 | 18,000 | 7.5 | 1,331 | 14,802 | 6.3 | 1,370 | Yes |
| 3-or-more-person Carpool | 4,050 | 1.9 | 303 | 4,338 | 1.8 | 878 | 3,713 | 1.6 | 657 | No |
| Transit | 1,199 | 0.6 | 165 | 1,445 | 0.6 | 362 | 1,958 | 0.8 | 601 | Yes |
| Bike | 235 | 0.1 | 73 | 692 | 0.3 | 274 | 261 | 0.1 | 116 | No |
| Walked | 4,240 | 2.0 | 310 | 3,665 | 1.5 | 593 | 2,699 | 1.2 | 474 | Yes |
| Taxi, Motorcycle and Other means | 1,065 | 0.5 | 156 | 1,988 | 0.8 | 461 | 1,197 | 0.5 | 373 | No |
| Worked at Home | 5,050 | 2.4 | 338 | 7,165 | 3.0 | 847 | 8,578 | 3.7 | 1,166 | Yes |
| Table 3. Mean Travel Time by Mode to Work 13 | Census 2000 | 2007-2009 ACS | 2010-2012 ACS | Is the change in travel time between Census 2000 and 2010-2012 ACS Significant? ** |
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|---|---|---|---|---|---|---|---|
| Minutes | MOE(+/-) | Minutes | MOE(+/-) | Minutes | MOE(+/-) | ||
| At Place of Residence | |||||||
| Total Workers (does not include workers who worked at home) | 22.2 | 0.2 | 20.7 | 0.5 | 21.6 | 0.5 | Yes |
| Drove alone | 22.0 | 0.2 | 20.6 | 0.6 | 21.2 | 0.5 | Yes |
| Carpooled | 24.2 | 0.8 | 21.3 | 2.8 | 23.9 | 3.4 | No |
| Transit | 38.6 | 4.9 | 34.6 | 15.3 | 35.7 | 15.3 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 17.6 | 1.7 | 18.7 | 5.1 | 23.1 | 6.4 | No |
Notes:
* The coefficient of variation (CV) can be derived by the standard error (SE) divided by the estimate, while SE = MOE/1.645.
** The z-value of the difference of the two estimates are used to determined if the two estimates are significantly different at 90% confidence level.
1 Census 2000 SF3 Table P1; 2007-2009 ACS Table B01003; 2010-2012 ACS Table B01003
2 Census 2000 SF3 Table P9; 2007-2009 ACS Table B09016; 2010-2012 ACS Table B01003 minus Table B26001
3 Census 2000 SF3 Table P10; 2007-2009 ACS Table B19001; 2010-2012 ACS Table B19001
4 Census 2000 SF3 Table P9 divided Census 2000 SF3 Table P10; 2007-2009 ACS Table B09016 divided 2007-2009 ACS Table B19001; 2010-2012 ACS Table S1101
5 CTPP2000 Table 1-090; 2007-2009 ACS Table B19025; 2010-2012 ACS Table B19025
6 Census 2000 SF3 Table H46; 2007-2009 ACS Table B25046; 2010-2012 ACS Table B25046
7 Census 2000 SF3 Table P87; 2007 -2009 ACS Table B17001; 2010-2012 ACS Table B17001
8 Census 2000 SF3 Table P6; 2007-2009 ACS Table B02001; 2010-2012 ACS Table B02001
9 Census 2000 SF3 Table P8; 2007-2009 ACS Table B01001; 2010-2012 ACS Table B01001
10 Census 2000 SF3 Table P21; 2007-2009 ACS Table B06003; 2010-2012 ACS Table B06003
11 Census 2000 SF3 Table P43; 2007-2009 ACS Table B23001; 2010-2012 ACS Table B23025
12 Residence place information is from CTPP2000 Table 1-002; 2007- 2009 ACS Table B08301; 2010-2012 ACS Table B08301. Workplace information is from CTPP2000 Table 2-002; 2007-2009 ACS Table B08406; 2010-2012 ACS Table B08601
13 CTPP2000 1-118; 2007-2009 ACS Table C08136; 2010-2012 ACS Table C08136
