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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 | 251,798 | -- | 258,007 | -- | 268,100 | 268,990 | -- | -- |
| Persons in Households 2 | 245,013 | 329 | 253,263 | -- | 261,320 | 262,059 | -- | -- |
| Total Households 3 | 102,667 | 358 | 105,636 | 1,108 | 110,435 | 107,891 | 1,077 | Yes |
| Average Number of Persons per Household 4 | 2.39 | 0.02 | 2.40 | 0.02 | 2.37 | 2.43 | 0.02 | Yes |
| Average Household Income 5 | $53,315 | $597 | $65,352 | $1,319 | -- | $68,686 | $1,859 | Yes |
| Average Number of Vehicles per Household 6 | 1.60 | 0.01 | 1.68 | 0.03 | -- | 1.67 | 0.03 | Yes |
| Percent of Persons in Poverty 7 | 9.70 | 0.20 | 11.90 | 1.00 | -- | 13.60 | 1.15 | Yes |
| Percent Minority 8 | 22.80 | 0.30 | 23.90 | 0.47 | 27.30 | 26.90 | 0.52 | Yes |
| Percent of Persons 65 and Over 9 | 14.20 | 0.30 | 13.80 | 0.46 | 13.70 | 14.00 | 0.44 | No |
| Percent of Persons Foreign Born 10 | 4.10 | 0.20 | 5.50 | 0.41 | -- | 5.90 | 0.63 | Yes |
| Total Workers at Place of Residence11 | 123,139 | 1,015 | 132,968 | 1,891 | -- | 131,381 | 1,849 | 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 | 121,200 | 100.0 | 1,014 | 128,662 | 100.0 | 1,674 | 128,808 | 100.0 | 1,965 | Yes |
| Drove alone | 95,160 | 78.5 | 984 | 101,738 | 79.1 | 2,005 | 105,020 | 81.5 | 1,989 | Yes |
| 2-person Carpool | 11,970 | 9.9 | 432 | 11,045 | 8.6 | 1,208 | 9,788 | 7.6 | 940 | Yes |
| 3-or-more-person Carpool | 2,850 | 2.4 | 215 | 2,631 | 2.0 | 451 | 2,532 | 2.0 | 614 | No |
| Transit | 2,394 | 2.0 | 197 | 2,667 | 2.1 | 509 | 2,804 | 2.2 | 580 | No |
| Bike | 225 | 0.2 | 61 | 394 | 0.3 | 173 | 126 | 0.1 | 98 | No |
| Walked | 4,180 | 3.4 | 259 | 4,819 | 3.7 | 629 | 3,477 | 2.7 | 612 | Yes |
| Taxi, Motorcycle and Other means | 1,235 | 1.0 | 142 | 2,100 | 1.6 | 462 | 1,454 | 1.1 | 880 | No |
| Worked at Home | 3,175 | 2.6 | 227 | 3,268 | 2.5 | 505 | 3,607 | 2.8 | 944 | No |
| 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 | 164,560 | 100.0 | 966 | 177,189 | 100.0 | 2,878 | 177,454 | 100.0 | 3,004 | Yes |
| Drove alone | 131,820 | 80.1 | 1,014 | 143,166 | 80.8 | 2,558 | 147,317 | 83.0 | 3,022 | Yes |
| 2-person Carpool | 16,775 | 10.2 | 506 | 16,296 | 9.2 | 1,310 | 13,987 | 7.9 | 998 | Yes |
| 3-or-more-person Carpool | 4,385 | 2.7 | 266 | 3,796 | 2.1 | 470 | 4,163 | 2.3 | 690 | No |
| Transit | 2,674 | 1.6 | 208 | 3,427 | 1.9 | 529 | 3,306 | 1.9 | 577 | Yes |
| Bike | 245 | 0.1 | 63 | 379 | 0.2 | 179 | 89 | 0.1 | 66 | Yes |
| Walked | 4,225 | 2.6 | 261 | 4,925 | 2.8 | 666 | 3,511 | 2.0 | 641 | Yes |
| Taxi, Motorcycle and Other means | 1,260 | 0.8 | 143 | 1,932 | 1.1 | 423 | 1,474 | 0.8 | 873 | No |
| Worked at Home | 3,175 | 1.9 | 227 | 3,268 | 1.8 | 505 | 3,607 | 2.0 | 944 | No |
| 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) | 21.1 | 0.2 | 20.5 | 0.6 | 21.3 | 0.8 | No |
| Drove alone | 20.8 | 0.2 | 20.3 | 0.8 | 20.9 | 0.8 | No |
| Carpooled | 23.8 | 0.7 | 23.1 | 3.2 | 24.5 | 3.6 | No |
| Transit | 31.0 | 2.2 | 33.3 | 9.7 | 33.9 | 10.6 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 15.0 | 1.0 | 14.1 | 2.6 | 14.1 | 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
