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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 | 223,510 | -- | 224,764 | -- | 229,363 | 230,604 | -- | -- |
| Persons in Households 2 | 211,758 | 427 | 214,634 | -- | 220,281 | 222,597 | -- | -- |
| Total Households 3 | 86,031 | 373 | 89,368 | 1,363 | 89,981 | 88,569 | 1,314 | Yes |
| Average Number of Persons per Household 4 | 2.46 | 0.02 | 2.40 | 0.03 | 2.45 | 2.51 | 0.04 | Yes |
| Average Household Income 5 | $48,960 | $671 | $60,305 | $2,101 | -- | $60,602 | $2,013 | Yes |
| Average Number of Vehicles per Household 6 | 1.65 | 0.02 | 1.73 | 0.05 | -- | 1.69 | 0.05 | No |
| Percent of Persons in Poverty 7 | 17.30 | 0.30 | 18.30 | 1.73 | -- | 22.00 | 1.38 | Yes |
| Percent Minority 8 | 51.10 | 0.40 | 56.60 | 0.25 | 60.50 | 60.00 | 0.34 | Yes |
| Percent of Persons 65 and Over 9 | 11.80 | 0.30 | 11.90 | 0.46 | 12.00 | 12.20 | 0.48 | No |
| Percent of Persons Foreign Born 10 | 2.00 | 0.10 | 3.10 | 0.43 | -- | 4.50 | 0.31 | Yes |
| Total Workers at Place of Residence11 | 98,641 | 950 | 104,967 | 2,135 | -- | 99,895 | 2,125 | No |
| 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 | 96,945 | 100.0 | 948 | 100,496 | 100.0 | 1,934 | 97,089 | 100.0 | 2,116 | No |
| Drove alone | 80,200 | 82.7 | 918 | 84,732 | 84.3 | 2,147 | 82,711 | 85.2 | 2,164 | Yes |
| 2-person Carpool | 9,090 | 9.4 | 378 | 8,376 | 8.3 | 945 | 7,171 | 7.4 | 987 | Yes |
| 3-or-more-person Carpool | 2,930 | 3.0 | 218 | 2,118 | 2.1 | 455 | 2,425 | 2.5 | 540 | No |
| Transit | 520 | 0.5 | 92 | 813 | 0.8 | 315 | 744 | 0.8 | 275 | No |
| Bike | 105 | 0.1 | 41 | 162 | 0.2 | 137 | 137 | 0.1 | 89 | No |
| Walked | 1,580 | 1.6 | 160 | 1,261 | 1.3 | 329 | 1,214 | 1.3 | 366 | No |
| Taxi, Motorcycle and Other means | 845 | 0.9 | 117 | 470 | 0.5 | 185 | 368 | 0.4 | 169 | Yes |
| Worked at Home | 1,675 | 1.7 | 165 | 2,564 | 2.6 | 502 | 2,319 | 2.4 | 486 | 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 | 128,845 | 100.0 | 945 | 135,034 | 100.0 | 2,289 | 134,634 | 100.0 | 2,653 | Yes |
| Drove alone | 107,710 | 83.6 | 956 | 114,150 | 84.5 | 2,302 | 115,691 | 85.9 | 2,589 | Yes |
| 2-person Carpool | 12,430 | 9.6 | 438 | 12,061 | 8.9 | 1,084 | 10,430 | 7.7 | 1,026 | Yes |
| 3-or-more-person Carpool | 3,740 | 2.9 | 245 | 2,780 | 2.1 | 492 | 3,446 | 2.6 | 626 | No |
| Transit | 585 | 0.5 | 98 | 788 | 0.6 | 319 | 725 | 0.5 | 284 | No |
| Bike | 105 | 0.1 | 41 | 198 | 0.1 | 143 | 126 | 0.1 | 87 | No |
| Walked | 1,660 | 1.3 | 164 | 1,626 | 1.2 | 355 | 1,232 | 0.9 | 376 | Yes |
| Taxi, Motorcycle and Other means | 930 | 0.7 | 123 | 867 | 0.6 | 237 | 665 | 0.5 | 221 | Yes |
| Worked at Home | 1,675 | 1.3 | 165 | 2,564 | 1.9 | 502 | 2,319 | 1.7 | 486 | 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) | 20.2 | 0.3 | 19.1 | 0.7 | 19.3 | 0.8 | Yes |
| Drove alone | 19.5 | 0.3 | 18.7 | 0.8 | 18.8 | 0.9 | No |
| Carpooled | 24.9 | 0.9 | 22.1 | 3.6 | 21.7 | 3.5 | No |
| Transit | 36.4 | 5.5 | 37.0 | 19.8 | 28.3 | 15.0 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 16.6 | 1.8 | 13.6 | 5.0 | 24.9 | 12.8 | 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
