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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 | 283,883 | -- | 349,598 | -- | 360,485 | 365,131 | -- | -- |
| Persons in Households 2 | 280,103 | 247 | 343,659 | -- | 355,059 | 359,341 | -- | -- |
| Total Households 3 | 101,826 | 241 | 129,810 | 1,214 | 134,274 | 135,386 | 1,098 | Yes |
| Average Number of Persons per Household 4 | 2.75 | 0.01 | 2.65 | 0.02 | 2.64 | 2.65 | 0.02 | Yes |
| Average Household Income 5 | $65,120 | $584 | $80,898 | $1,512 | -- | $82,494 | $1,458 | Yes |
| Average Number of Vehicles per Household 6 | 1.98 | 0.02 | 2.04 | 0.03 | -- | 2.01 | 0.03 | No |
| Percent of Persons in Poverty 7 | 4.00 | 0.10 | 4.40 | 0.57 | -- | 6.20 | 0.66 | Yes |
| Percent Minority 8 | 5.20 | 0.20 | 8.40 | 0.22 | 9.30 | 9.40 | 0.19 | Yes |
| Percent of Persons 65 and Over 9 | 8.70 | 0.20 | 10.70 | 0.38 | 11.20 | 11.70 | 0.39 | Yes |
| Percent of Persons Foreign Born 10 | 2.10 | 0.10 | 3.30 | 0.30 | -- | 3.80 | 0.33 | Yes |
| Total Workers at Place of Residence11 | 151,040 | 1,076 | 191,048 | 2,242 | -- | 188,879 | 2,286 | 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 | 149,110 | 100.0 | 1,077 | 185,483 | 100.0 | 2,365 | 186,091 | 100.0 | 2,338 | Yes |
| Drove alone | 129,935 | 87.1 | 1,074 | 159,937 | 86.2 | 2,202 | 162,474 | 87.3 | 2,799 | Yes |
| 2-person Carpool | 10,275 | 6.9 | 403 | 11,595 | 6.3 | 1,184 | 10,028 | 5.4 | 1,045 | No |
| 3-or-more-person Carpool | 1,870 | 1.3 | 174 | 2,257 | 1.2 | 518 | 1,652 | 0.9 | 365 | No |
| Transit | 340 | 0.2 | 75 | 228 | 0.1 | 105 | 265 | 0.1 | 147 | No |
| Bike | 75 | 0.1 | 35 | 229 | 0.1 | 142 | 131 | 0.1 | 78 | No |
| Walked | 1,185 | 0.8 | 139 | 1,592 | 0.9 | 607 | 1,914 | 1.0 | 398 | Yes |
| Taxi, Motorcycle and Other means | 875 | 0.6 | 120 | 1,598 | 0.9 | 550 | 1,469 | 0.8 | 403 | Yes |
| Worked at Home | 4,545 | 3.0 | 271 | 8,047 | 4.3 | 810 | 8,158 | 4.4 | 724 | 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 | 98,675 | 100.0 | 1,027 | 130,800 | 100.0 | 2,926 | 130,898 | 100.0 | 2,958 | Yes |
| Drove alone | 83,130 | 84.2 | 981 | 109,238 | 83.5 | 2,735 | 111,312 | 85.0 | 2,775 | Yes |
| 2-person Carpool | 7,570 | 7.7 | 347 | 8,684 | 6.6 | 1,042 | 7,191 | 5.5 | 802 | No |
| 3-or-more-person Carpool | 1,545 | 1.6 | 159 | 1,917 | 1.5 | 438 | 1,577 | 1.2 | 397 | No |
| Transit | 110 | 0.1 | 42 | 178 | 0.1 | 132 | 106 | 0.1 | 73 | No |
| Bike | 75 | 0.1 | 35 | 184 | 0.1 | 133 | 131 | 0.1 | 78 | No |
| Walked | 1,065 | 1.1 | 132 | 1,391 | 1.1 | 592 | 1,641 | 1.3 | 382 | Yes |
| Taxi, Motorcycle and Other means | 640 | 0.6 | 102 | 1,161 | 0.9 | 444 | 782 | 0.6 | 276 | No |
| Worked at Home | 4,545 | 4.6 | 271 | 8,047 | 6.2 | 810 | 8,158 | 6.2 | 724 | 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) | 26.4 | 0.2 | 25.1 | 0.6 | 24.9 | 0.6 | Yes |
| Drove alone | 26.1 | 0.2 | 24.6 | 0.5 | 24.9 | 0.7 | Yes |
| Carpooled | 28.2 | 0.9 | 28.8 | 4.2 | 27.2 | 4.1 | No |
| Transit | 56.4 | 6.6 | 51.2 | 36.0 | 51.5 | 44.4 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 25.6 | 3.1 | 30.0 | 11.0 | 16.5 | 5.1 | 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
