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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 | 374,601 | -- | 422,869 | -- | 430,640 | 437,941 | -- | -- |
| Persons in Households 2 | 365,671 | 378 | 414,362 | -- | 421,284 | 428,881 | -- | -- |
| Total Households 3 | 149,316 | 334 | 172,158 | 1,518 | 170,197 | 171,697 | 1,324 | Yes |
| Average Number of Persons per Household 4 | 2.45 | 0.01 | 2.41 | 0.02 | 2.48 | 2.50 | 0.02 | Yes |
| Average Household Income 5 | $58,440 | $538 | $71,788 | $1,439 | -- | $72,430 | $1,435 | Yes |
| Average Number of Vehicles per Household 6 | 1.77 | 0.01 | 1.83 | 0.03 | -- | 1.81 | 0.03 | Yes |
| Percent of Persons in Poverty 7 | 7.90 | 0.20 | 10.00 | 0.63 | -- | 12.40 | 0.75 | Yes |
| Percent Minority 8 | 11.60 | 0.20 | 13.20 | 0.37 | 15.30 | 14.90 | 0.41 | Yes |
| Percent of Persons 65 and Over 9 | 11.10 | 0.20 | 11.20 | 0.32 | 10.80 | 11.00 | 0.33 | No |
| Percent of Persons Foreign Born 10 | 5.90 | 0.20 | 7.30 | 0.38 | -- | 8.40 | 0.43 | Yes |
| Total Workers at Place of Residence11 | 200,970 | 1,235 | 231,029 | 2,536 | -- | 229,465 | 2,486 | 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 | 198,185 | 100.0 | 1,236 | 225,619 | 100.0 | 2,682 | 225,256 | 100.0 | 2,705 | Yes |
| Drove alone | 162,540 | 82.0 | 1,227 | 182,849 | 81.0 | 2,720 | 186,386 | 82.7 | 2,534 | Yes |
| 2-person Carpool | 17,690 | 8.9 | 525 | 19,305 | 8.6 | 1,571 | 18,576 | 8.2 | 1,490 | No |
| 3-or-more-person Carpool | 2,920 | 1.5 | 218 | 4,852 | 2.2 | 663 | 2,750 | 1.2 | 495 | No |
| Transit | 3,555 | 1.8 | 240 | 4,576 | 2.0 | 741 | 3,043 | 1.4 | 542 | No |
| Bike | 325 | 0.2 | 73 | 429 | 0.2 | 205 | 640 | 0.3 | 199 | Yes |
| Walked | 3,995 | 2.0 | 254 | 4,568 | 2.0 | 781 | 3,327 | 1.5 | 572 | Yes |
| Taxi, Motorcycle and Other means | 990 | 0.5 | 127 | 1,727 | 0.8 | 406 | 1,686 | 0.7 | 398 | Yes |
| Worked at Home | 6,165 | 3.1 | 315 | 7,313 | 3.2 | 913 | 8,848 | 3.9 | 825 | 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 | 234,065 | 100.0 | 1,199 | 268,307 | 100.0 | 3,538 | 265,784 | 100.0 | 3,131 | Yes |
| Drove alone | 191,955 | 82.0 | 1,238 | 219,531 | 81.8 | 3,266 | 223,311 | 84.0 | 2,741 | Yes |
| 2-person Carpool | 22,400 | 9.6 | 587 | 24,263 | 9.0 | 1,709 | 20,631 | 7.8 | 1,460 | Yes |
| 3-or-more-person Carpool | 4,220 | 1.8 | 261 | 5,787 | 2.2 | 661 | 3,431 | 1.3 | 523 | Yes |
| Transit | 3,623 | 1.5 | 242 | 4,487 | 1.7 | 739 | 3,078 | 1.2 | 567 | No |
| Bike | 330 | 0.1 | 73 | 554 | 0.2 | 239 | 640 | 0.2 | 199 | Yes |
| Walked | 4,085 | 1.7 | 257 | 4,465 | 1.7 | 765 | 3,358 | 1.3 | 555 | Yes |
| Taxi, Motorcycle and Other means | 1,280 | 0.5 | 145 | 1,907 | 0.7 | 398 | 2,487 | 0.9 | 480 | Yes |
| Worked at Home | 6,165 | 2.6 | 315 | 7,313 | 2.7 | 913 | 8,848 | 3.3 | 825 | 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) | 18.2 | 0.1 | 18.7 | 0.5 | 18.7 | 0.5 | No |
| Drove alone | 17.8 | 0.1 | 18.1 | 0.4 | 18.1 | 0.5 | No |
| Carpooled | 20.4 | 0.5 | 21.1 | 2.4 | 21.2 | 2.5 | No |
| Transit | 30.3 | 1.3 | 34.8 | 9.1 | 35.3 | 9.5 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 15.7 | 1.4 | 15.2 | 5.2 | 16.9 | 4.2 | 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
