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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 | 241,767 | -- | 301,181 | -- | 313,166 | 319,498 | -- | -- |
| Persons in Households 2 | 230,809 | 414 | 289,232 | -- | 302,607 | 308,703 | -- | -- |
| Total Households 3 | 82,020 | 357 | 102,805 | 1,334 | 106,589 | 107,526 | 1,283 | Yes |
| Average Number of Persons per Household 4 | 2.81 | 0.02 | 2.81 | 0.03 | 2.84 | 2.87 | 0.03 | Yes |
| Average Household Income 5 | $58,275 | $665 | $79,159 | $1,850 | -- | $82,219 | $2,332 | Yes |
| Average Number of Vehicles per Household 6 | 1.86 | 0.02 | 1.93 | 0.04 | -- | 1.92 | 0.04 | Yes |
| Percent of Persons in Poverty 7 | 10.20 | 0.30 | 9.70 | 1.11 | -- | 12.00 | 1.25 | Yes |
| Percent Minority 8 | 23.00 | 0.30 | 24.50 | 0.91 | 29.90 | 24.50 | 0.65 | Yes |
| Percent of Persons 65 and Over 9 | 8.80 | 0.20 | 9.30 | 0.36 | 9.60 | 9.90 | 0.41 | Yes |
| Percent of Persons Foreign Born 10 | 8.50 | 0.20 | 11.70 | 0.67 | -- | 12.40 | 0.76 | Yes |
| Total Workers at Place of Residence11 | 106,768 | 988 | 146,023 | 2,418 | -- | 146,226 | 2,272 | 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 | 104,830 | 100.0 | 986 | 139,402 | 100.0 | 2,406 | 143,789 | 100.0 | 2,183 | Yes |
| Drove alone | 86,815 | 82.8 | 954 | 116,777 | 83.8 | 2,615 | 122,976 | 85.5 | 2,438 | Yes |
| 2-person Carpool | 9,980 | 9.5 | 396 | 12,221 | 8.8 | 1,325 | 9,630 | 6.7 | 1,016 | No |
| 3-or-more-person Carpool | 3,245 | 3.1 | 229 | 2,910 | 2.1 | 671 | 3,066 | 2.1 | 618 | No |
| Transit | 244 | 0.2 | 63 | 234 | 0.2 | 144 | 532 | 0.4 | 305 | No |
| Bike | 155 | 0.1 | 50 | 240 | 0.2 | 146 | 278 | 0.2 | 155 | No |
| Walked | 1,160 | 1.1 | 137 | 1,404 | 1.0 | 382 | 1,270 | 0.9 | 367 | No |
| Taxi, Motorcycle and Other means | 970 | 0.9 | 126 | 1,810 | 1.3 | 442 | 2,576 | 1.8 | 514 | Yes |
| Worked at Home | 2,265 | 2.2 | 192 | 3,806 | 2.7 | 624 | 3,461 | 2.4 | 772 | 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 | 79,455 | 100.0 | 935 | 98,131 | 100.0 | 2,551 | 99,222 | 100.0 | 2,635 | Yes |
| Drove alone | 64,270 | 80.9 | 879 | 79,155 | 80.7 | 2,738 | 82,906 | 83.6 | 2,354 | Yes |
| 2-person Carpool | 7,985 | 10.0 | 356 | 9,307 | 9.5 | 1,206 | 7,196 | 7.3 | 984 | No |
| 3-or-more-person Carpool | 2,660 | 3.3 | 208 | 3,198 | 3.3 | 797 | 1,927 | 1.9 | 370 | Yes |
| Transit | 144 | 0.2 | 49 | 5 | 0.0 | 8 | 319 | 0.3 | 205 | No |
| Bike | 160 | 0.2 | 51 | 221 | 0.2 | 142 | 296 | 0.3 | 159 | No |
| Walked | 1,155 | 1.5 | 137 | 1,373 | 1.4 | 366 | 1,203 | 1.2 | 355 | No |
| Taxi, Motorcycle and Other means | 815 | 1.0 | 115 | 1,066 | 1.1 | 366 | 1,914 | 1.9 | 395 | Yes |
| Worked at Home | 2,265 | 2.9 | 192 | 3,806 | 3.9 | 624 | 3,461 | 3.5 | 772 | 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) | 28.0 | 0.3 | 28.8 | 0.9 | 28.3 | 0.8 | No |
| Drove alone | 27.4 | 0.3 | 28.4 | 1.0 | 28.2 | 1.0 | No |
| Carpooled | 32.0 | 1.0 | 31.4 | 4.6 | 32.1 | 4.7 | No |
| Transit | 61.9 | 7.9 | 59.1 | 53.4 | 38.7 | 34.2 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 22.4 | 2.6 | 29.5 | 10.6 | 17.3 | 5.4 | 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
