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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 | 238,603 | -- | 246,405 | -- | 250,331 | 252,546 | -- | -- |
| Persons in Households 2 | 227,454 | 417 | 237,688 | -- | 241,876 | 244,365 | -- | -- |
| Total Households 3 | 93,495 | 298 | 98,752 | 1,199 | 100,610 | 99,085 | 1,251 | Yes |
| Average Number of Persons per Household 4 | 2.43 | 0.02 | 2.41 | 0.02 | 2.40 | 2.47 | 0.03 | Yes |
| Average Household Income 5 | $54,415 | $654 | $58,932 | $1,655 | -- | $63,160 | $2,161 | Yes |
| Average Number of Vehicles per Household 6 | 1.76 | 0.02 | 1.72 | 0.03 | -- | 1.72 | 0.04 | No |
| Percent of Persons in Poverty 7 | 12.00 | 0.30 | 18.60 | 1.20 | -- | 19.60 | 1.29 | Yes |
| Percent Minority 8 | 15.40 | 0.30 | 16.20 | 0.31 | 18.30 | 17.90 | 0.28 | Yes |
| Percent of Persons 65 and Over 9 | 11.30 | 0.30 | 12.00 | 0.40 | 12.30 | 12.50 | 0.42 | Yes |
| Percent of Persons Foreign Born 10 | 4.00 | 0.20 | 4.60 | 0.45 | -- | 4.90 | 0.48 | Yes |
| Total Workers at Place of Residence11 | 120,826 | 988 | 117,904 | 2,258 | -- | 117,578 | 2,022 | 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 | 118,230 | 100.0 | 988 | 114,861 | 100.0 | 1,996 | 114,673 | 100.0 | 2,005 | Yes |
| Drove alone | 98,095 | 83.0 | 972 | 95,807 | 83.4 | 2,096 | 95,617 | 83.4 | 2,145 | Yes |
| 2-person Carpool | 8,950 | 7.6 | 376 | 8,060 | 7.0 | 732 | 7,887 | 6.9 | 953 | Yes |
| 3-or-more-person Carpool | 1,685 | 1.4 | 166 | 1,315 | 1.1 | 331 | 1,196 | 1.0 | 352 | Yes |
| Transit | 1,474 | 1.2 | 155 | 1,176 | 1.0 | 353 | 1,578 | 1.4 | 615 | No |
| Bike | 305 | 0.3 | 71 | 479 | 0.4 | 172 | 493 | 0.4 | 160 | Yes |
| Walked | 3,460 | 2.9 | 236 | 3,515 | 3.1 | 581 | 3,118 | 2.7 | 550 | No |
| Taxi, Motorcycle and Other means | 580 | 0.5 | 97 | 1,154 | 1.0 | 340 | 837 | 0.7 | 314 | No |
| Worked at Home | 3,690 | 3.1 | 244 | 3,355 | 2.9 | 455 | 3,947 | 3.4 | 570 | 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 | 127,075 | 100.0 | 986 | 124,234 | 100.0 | 2,487 | 122,019 | 100.0 | 2,700 | Yes |
| Drove alone | 106,080 | 83.5 | 982 | 104,505 | 84.1 | 2,394 | 102,571 | 84.1 | 2,662 | Yes |
| 2-person Carpool | 9,685 | 7.6 | 390 | 8,545 | 6.9 | 853 | 7,877 | 6.5 | 871 | Yes |
| 3-or-more-person Carpool | 1,760 | 1.4 | 169 | 1,551 | 1.2 | 368 | 1,514 | 1.2 | 341 | No |
| Transit | 1,469 | 1.2 | 155 | 1,116 | 0.9 | 335 | 1,528 | 1.3 | 612 | No |
| Bike | 315 | 0.2 | 72 | 437 | 0.4 | 165 | 472 | 0.4 | 150 | No |
| Walked | 3,545 | 2.8 | 239 | 3,494 | 2.8 | 581 | 3,146 | 2.6 | 543 | No |
| Taxi, Motorcycle and Other means | 540 | 0.4 | 94 | 1,231 | 1.0 | 400 | 964 | 0.8 | 364 | Yes |
| Worked at Home | 3,690 | 2.9 | 244 | 3,355 | 2.7 | 455 | 3,947 | 3.2 | 570 | 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) | 19.7 | 0.2 | 19.2 | 0.6 | 20.1 | 0.7 | No |
| Drove alone | 19.6 | 0.2 | 19.3 | 0.7 | 19.7 | 0.8 | No |
| Carpooled | 21.4 | 0.8 | 20.4 | 2.8 | 23.0 | 3.9 | No |
| Transit | 34.5 | 3.0 | 31.9 | 14.7 | 36.0 | 19.8 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 13.6 | 1.3 | 12.5 | 2.9 | 15.4 | 3.8 | 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
