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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 | 291,288 | -- | 299,875 | -- | 294,567 | 300,681 | -- | -- |
| Persons in Households 2 | 282,739 | 402 | 289,464 | -- | 285,618 | 290,894 | -- | -- |
| Total Households 3 | 114,793 | 309 | 116,578 | 1,143 | 119,300 | 120,203 | 949 | Yes |
| Average Number of Persons per Household 4 | 2.46 | 0.01 | 2.48 | 0.02 | 2.39 | 2.42 | 0.02 | Yes |
| Average Household Income 5 | $72,510 | $817 | $90,364 | $2,572 | -- | $92,309 | $2,664 | Yes |
| Average Number of Vehicles per Household 6 | 1.85 | 0.02 | 1.86 | 0.04 | -- | 1.86 | 0.03 | No |
| Percent of Persons in Poverty 7 | 9.50 | 0.20 | 12.90 | 0.95 | -- | 14.40 | 0.91 | Yes |
| Percent Minority 8 | 11.40 | 0.30 | 12.40 | 0.67 | 12.80 | 12.00 | 0.56 | No |
| Percent of Persons 65 and Over 9 | 7.80 | 0.20 | 8.80 | 0.35 | 10.00 | 10.50 | 0.37 | Yes |
| Percent of Persons Foreign Born 10 | 9.40 | 0.20 | 11.10 | 0.65 | -- | 10.50 | 0.54 | Yes |
| Total Workers at Place of Residence11 | 162,529 | 1,183 | 161,384 | 2,423 | -- | 159,517 | 1,839 | 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 | 159,785 | 100.0 | 1,186 | 156,664 | 100.0 | 2,084 | 155,965 | 100.0 | 1,828 | Yes |
| Drove alone | 113,115 | 70.8 | 1,161 | 102,707 | 65.6 | 2,235 | 101,516 | 65.1 | 2,281 | Yes |
| 2-person Carpool | 13,410 | 8.4 | 499 | 10,663 | 6.8 | 1,230 | 9,873 | 6.3 | 1,035 | Yes |
| 3-or-more-person Carpool | 3,130 | 2.0 | 246 | 2,421 | 1.5 | 587 | 2,863 | 1.8 | 587 | No |
| Transit | 7,709 | 4.8 | 382 | 8,827 | 5.6 | 930 | 8,039 | 5.2 | 798 | No |
| Bike | 4,520 | 2.8 | 294 | 6,877 | 4.4 | 923 | 6,765 | 4.3 | 869 | Yes |
| Walked | 6,560 | 4.1 | 353 | 7,082 | 4.5 | 924 | 7,680 | 4.9 | 853 | Yes |
| Taxi, Motorcycle and Other means | 1,165 | 0.7 | 150 | 2,227 | 1.4 | 415 | 1,974 | 1.3 | 503 | Yes |
| Worked at Home | 10,165 | 6.4 | 437 | 15,860 | 10.1 | 1,166 | 17,255 | 11.1 | 993 | 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 | 183,855 | 100.0 | 1,149 | 184,166 | 100.0 | 3,441 | 181,756 | 100.0 | 2,642 | No |
| Drove alone | 134,875 | 73.4 | 1,188 | 127,814 | 69.4 | 2,766 | 127,433 | 70.1 | 2,404 | Yes |
| 2-person Carpool | 16,775 | 9.1 | 555 | 13,507 | 7.3 | 1,156 | 11,879 | 6.5 | 1,060 | Yes |
| 3-or-more-person Carpool | 3,800 | 2.1 | 270 | 2,982 | 1.6 | 628 | 2,820 | 1.6 | 534 | Yes |
| Transit | 6,045 | 3.3 | 340 | 8,146 | 4.4 | 968 | 6,655 | 3.7 | 703 | No |
| Bike | 4,525 | 2.5 | 295 | 6,853 | 3.7 | 903 | 6,739 | 3.7 | 868 | Yes |
| Walked | 6,460 | 3.5 | 351 | 7,018 | 3.8 | 937 | 7,403 | 4.1 | 841 | Yes |
| Taxi, Motorcycle and Other means | 1,210 | 0.7 | 153 | 1,986 | 1.1 | 503 | 1,572 | 0.9 | 385 | No |
| Worked at Home | 10,165 | 5.5 | 437 | 15,860 | 8.6 | 1,166 | 17,255 | 9.5 | 993 | 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) | 22.4 | 0.2 | 21.8 | 0.6 | 22.3 | 0.7 | No |
| Drove alone | 21.5 | 0.2 | 21.1 | 0.8 | 21.4 | 0.8 | No |
| Carpooled | 24.3 | 0.7 | 22.4 | 4.2 | 24.2 | 3.5 | No |
| Transit | 38.6 | 1.4 | 36.0 | 5.5 | 39.2 | 6.3 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 18.2 | 0.9 | 17.8 | 2.8 | 18.6 | 3.0 | 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
