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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 | 175,766 | -- | 280,439 | -- | 285,465 | 292,509 | -- | -- |
| Persons in Households 2 | 175,299 | 95 | 279,690 | -- | 284,814 | 291,834 | -- | -- |
| Total Households 3 | 61,029 | 208 | 96,052 | 673 | 102,018 | 103,574 | 728 | Yes |
| Average Number of Persons per Household 4 | 2.87 | 0.02 | 2.91 | 0.02 | 2.79 | 2.82 | 0.02 | Yes |
| Average Household Income 5 | $100,155 | $1,226 | $117,964 | $2,519 | -- | $117,506 | $2,801 | Yes |
| Average Number of Vehicles per Household 6 | 2.14 | 0.02 | 2.11 | 0.03 | -- | 2.10 | 0.03 | Yes |
| Percent of Persons in Poverty 7 | 2.10 | 0.20 | 3.00 | 0.52 | -- | 4.40 | 0.68 | Yes |
| Percent Minority 8 | 7.50 | 0.30 | 9.50 | 0.35 | 9.80 | 8.60 | 0.28 | Yes |
| Percent of Persons 65 and Over 9 | 4.10 | 0.20 | 6.10 | 0.32 | 7.10 | 7.80 | 0.34 | Yes |
| Percent of Persons Foreign Born 10 | 5.20 | 0.20 | 5.90 | 0.48 | -- | 6.70 | 0.54 | Yes |
| Total Workers at Place of Residence11 | 97,264 | 920 | 153,518 | 2,078 | -- | 151,923 | 1,912 | 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 | 96,165 | 100.0 | 921 | 145,543 | 100.0 | 1,765 | 148,448 | 100.0 | 1,893 | Yes |
| Drove alone | 77,850 | 81.0 | 919 | 112,794 | 77.5 | 2,511 | 118,767 | 80.0 | 2,171 | Yes |
| 2-person Carpool | 6,525 | 6.8 | 350 | 9,027 | 6.2 | 962 | 8,502 | 5.7 | 1,221 | Yes |
| 3-or-more-person Carpool | 1,205 | 1.3 | 153 | 1,558 | 1.1 | 306 | 2,071 | 1.4 | 406 | Yes |
| Transit | 1,415 | 1.5 | 165 | 2,503 | 1.7 | 489 | 2,799 | 1.9 | 548 | Yes |
| Bike | 150 | 0.2 | 54 | 435 | 0.3 | 198 | 284 | 0.2 | 145 | No |
| Walked | 735 | 0.8 | 119 | 1,867 | 1.3 | 602 | 1,319 | 0.9 | 378 | Yes |
| Taxi, Motorcycle and Other means | 730 | 0.8 | 119 | 1,700 | 1.2 | 367 | 1,271 | 0.9 | 285 | Yes |
| Worked at Home | 7,565 | 7.9 | 376 | 15,659 | 10.8 | 1,220 | 13,435 | 9.1 | 1,330 | 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 | 60,685 | 100.0 | 880 | 101,399 | 100.0 | 3,322 | 104,189 | 100.0 | 2,570 | Yes |
| Drove alone | 44,305 | 73.0 | 804 | 73,495 | 72.5 | 2,944 | 78,735 | 75.6 | 2,417 | Yes |
| 2-person Carpool | 5,560 | 9.2 | 324 | 6,507 | 6.4 | 753 | 6,486 | 6.2 | 793 | Yes |
| 3-or-more-person Carpool | 1,720 | 2.8 | 182 | 1,970 | 1.9 | 673 | 1,918 | 1.8 | 404 | No |
| Transit | 355 | 0.6 | 83 | 1,045 | 1.0 | 371 | 1,361 | 1.3 | 468 | Yes |
| Bike | 105 | 0.2 | 45 | 464 | 0.5 | 231 | 375 | 0.4 | 163 | Yes |
| Walked | 720 | 1.2 | 118 | 1,681 | 1.7 | 608 | 1,108 | 1.1 | 338 | Yes |
| Taxi, Motorcycle and Other means | 360 | 0.6 | 84 | 578 | 0.6 | 247 | 771 | 0.7 | 292 | Yes |
| Worked at Home | 7,565 | 12.5 | 376 | 15,659 | 15.4 | 1,220 | 13,435 | 12.9 | 1,330 | 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) | 29.3 | 0.3 | 27.1 | 0.8 | 27.6 | 0.8 | Yes |
| Drove alone | 28.4 | 0.3 | 25.9 | 0.9 | 26.6 | 0.8 | Yes |
| Carpooled | 29.7 | 1.2 | 28.6 | 4.4 | 29.8 | 5.8 | No |
| Transit | 56.1 | 3.0 | 55.9 | 16.0 | 53.9 | 14.6 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 49.9 | 5.7 | 38.6 | 11.8 | 36.9 | 11.6 | Yes |
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
