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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 | 201,130 | -- | 229,361 | -- | 238,136 | 241,538 | -- | -- |
| Persons in Households 2 | 197,932 | 227 | 227,691 | -- | 234,566 | 238,527 | -- | -- |
| Total Households 3 | 71,496 | 184 | 85,837 | 779 | 87,859 | 89,096 | 748 | Yes |
| Average Number of Persons per Household 4 | 2.77 | 0.01 | 2.65 | 0.02 | 2.67 | 2.68 | 0.02 | Yes |
| Average Household Income 5 | $78,695 | $883 | $97,835 | $2,546 | -- | $96,821 | $2,081 | Yes |
| Average Number of Vehicles per Household 6 | 2.01 | 0.02 | 2.03 | 0.03 | -- | 2.02 | 0.03 | No |
| Percent of Persons in Poverty 7 | 2.90 | 0.20 | 5.10 | 0.69 | -- | 5.80 | 0.79 | Yes |
| Percent Minority 8 | 6.40 | 0.20 | 10.80 | 0.22 | 12.20 | 12.10 | 0.24 | Yes |
| Percent of Persons 65 and Over 9 | 7.50 | 0.20 | 9.20 | 0.35 | 10.50 | 11.10 | 0.38 | Yes |
| Percent of Persons Foreign Born 10 | 3.40 | 0.20 | 5.90 | 0.44 | -- | 5.90 | 0.44 | Yes |
| Total Workers at Place of Residence11 | 108,989 | 904 | 124,113 | 1,610 | -- | 127,184 | 1,582 | 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 | 107,455 | 100.0 | 905 | 120,547 | 100.0 | 1,487 | 125,265 | 100.0 | 1,600 | Yes |
| Drove alone | 89,990 | 83.7 | 902 | 99,144 | 82.2 | 1,589 | 103,989 | 83.0 | 1,739 | Yes |
| 2-person Carpool | 8,365 | 7.8 | 362 | 8,517 | 7.1 | 870 | 9,302 | 7.4 | 999 | No |
| 3-or-more-person Carpool | 1,780 | 1.7 | 170 | 1,845 | 1.5 | 417 | 1,434 | 1.1 | 365 | No |
| Transit | 1,419 | 1.3 | 152 | 2,827 | 2.3 | 513 | 2,329 | 1.9 | 348 | Yes |
| Bike | 115 | 0.1 | 43 | 245 | 0.2 | 91 | 388 | 0.3 | 157 | Yes |
| Walked | 1,205 | 1.1 | 140 | 1,989 | 1.6 | 436 | 1,471 | 1.2 | 334 | No |
| Taxi, Motorcycle and Other means | 490 | 0.5 | 89 | 807 | 0.7 | 301 | 752 | 0.6 | 215 | Yes |
| Worked at Home | 4,085 | 3.8 | 256 | 5,173 | 4.3 | 453 | 5,600 | 4.5 | 579 | 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 | 69,735 | 100.0 | 864 | 83,413 | 100.0 | 2,346 | 85,600 | 100.0 | 2,403 | Yes |
| Drove alone | 56,720 | 81.3 | 817 | 68,292 | 81.9 | 1,997 | 70,118 | 81.9 | 2,096 | Yes |
| 2-person Carpool | 5,390 | 7.7 | 293 | 5,385 | 6.5 | 705 | 5,958 | 7.0 | 796 | No |
| 3-or-more-person Carpool | 1,610 | 2.3 | 162 | 1,552 | 1.9 | 317 | 1,256 | 1.5 | 251 | Yes |
| Transit | 334 | 0.5 | 74 | 507 | 0.6 | 190 | 489 | 0.6 | 292 | No |
| Bike | 90 | 0.1 | 38 | 188 | 0.2 | 74 | 332 | 0.4 | 154 | Yes |
| Walked | 1,160 | 1.7 | 137 | 1,711 | 2.1 | 402 | 1,439 | 1.7 | 324 | No |
| Taxi, Motorcycle and Other means | 355 | 0.5 | 76 | 605 | 0.7 | 235 | 408 | 0.5 | 143 | No |
| Worked at Home | 4,085 | 5.9 | 256 | 5,173 | 6.2 | 453 | 5,600 | 6.5 | 579 | 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) | 24.6 | 0.2 | 25.1 | 0.7 | 25.2 | 0.6 | No |
| Drove alone | 24.1 | 0.2 | 24.4 | 0.8 | 24.8 | 0.7 | No |
| Carpooled | 26.2 | 0.8 | 27.8 | 3.8 | 26.4 | 3.8 | No |
| Transit | 47.0 | 2.6 | 47.4 | 12.8 | 44.2 | 9.6 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 26.1 | 3.7 | 21.1 | 8.0 | 19.3 | 5.6 | 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
