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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 | 260,077 | -- | 317,925 | -- | 308,760 | 308,501 | -- | -- |
| Persons in Households 2 | 258,556 | 157 | 315,848 | -- | 307,113 | 307,000 | -- | -- |
| Total Households 3 | 89,377 | 236 | 107,906 | 955 | 109,199 | 108,995 | 959 | Yes |
| Average Number of Persons per Household 4 | 2.89 | 0.01 | 2.93 | 0.02 | 2.81 | 2.82 | 0.02 | Yes |
| Average Household Income 5 | $76,430 | $763 | $89,394 | $2,036 | -- | $87,993 | $2,217 | Yes |
| Average Number of Vehicles per Household 6 | 2.00 | 0.02 | 2.07 | 0.03 | -- | 2.05 | 0.03 | Yes |
| Percent of Persons in Poverty 7 | 3.70 | 0.20 | 6.10 | 0.68 | -- | 8.00 | 0.90 | Yes |
| Percent Minority 8 | 6.00 | 0.20 | 9.20 | 0.52 | 9.90 | 9.70 | 0.68 | Yes |
| Percent of Persons 65 and Over 9 | 8.00 | 0.20 | 10.30 | 0.39 | 10.10 | 10.60 | 0.36 | Yes |
| Percent of Persons Foreign Born 10 | 7.20 | 0.20 | 10.00 | 0.48 | -- | 9.50 | 0.57 | Yes |
| Total Workers at Place of Residence11 | 135,347 | 1,031 | 163,795 | 2,139 | -- | 152,679 | 1,827 | 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 | 133,255 | 100.0 | 1,031 | 156,994 | 100.0 | 1,599 | 149,882 | 100.0 | 1,818 | Yes |
| Drove alone | 109,860 | 82.4 | 1,019 | 126,744 | 80.7 | 1,869 | 123,684 | 82.5 | 1,916 | Yes |
| 2-person Carpool | 9,265 | 7.0 | 382 | 10,922 | 7.0 | 1,191 | 9,516 | 6.3 | 1,007 | No |
| 3-or-more-person Carpool | 2,155 | 1.6 | 187 | 2,166 | 1.4 | 596 | 1,868 | 1.2 | 419 | No |
| Transit | 4,133 | 3.1 | 258 | 4,327 | 2.8 | 565 | 4,177 | 2.8 | 526 | No |
| Bike | 250 | 0.2 | 64 | 407 | 0.3 | 288 | 301 | 0.2 | 149 | No |
| Walked | 1,695 | 1.3 | 166 | 2,660 | 1.7 | 501 | 1,721 | 1.1 | 382 | No |
| Taxi, Motorcycle and Other means | 830 | 0.6 | 116 | 1,497 | 1.0 | 400 | 941 | 0.6 | 277 | No |
| Worked at Home | 5,055 | 3.8 | 285 | 8,271 | 5.3 | 991 | 7,674 | 5.1 | 806 | 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 | 96,640 | 100.0 | 997 | 110,652 | 100.0 | 2,715 | 105,340 | 100.0 | 2,734 | Yes |
| Drove alone | 77,330 | 80.0 | 943 | 86,938 | 78.6 | 2,570 | 85,224 | 80.9 | 2,296 | Yes |
| 2-person Carpool | 8,175 | 8.5 | 360 | 8,733 | 7.9 | 940 | 7,146 | 6.8 | 927 | Yes |
| 3-or-more-person Carpool | 2,675 | 2.8 | 208 | 1,718 | 1.6 | 489 | 1,878 | 1.8 | 426 | Yes |
| Transit | 925 | 1.0 | 123 | 1,187 | 1.1 | 412 | 671 | 0.6 | 256 | No |
| Bike | 275 | 0.3 | 67 | 369 | 0.3 | 282 | 355 | 0.3 | 184 | No |
| Walked | 1,660 | 1.7 | 164 | 2,357 | 2.1 | 569 | 1,716 | 1.6 | 402 | No |
| Taxi, Motorcycle and Other means | 540 | 0.6 | 94 | 1,079 | 1.0 | 274 | 676 | 0.6 | 244 | No |
| Worked at Home | 5,055 | 5.2 | 285 | 8,271 | 7.5 | 991 | 7,674 | 7.3 | 806 | 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) | 32.3 | 0.4 | 34.0 | 0.9 | 33.8 | 0.9 | Yes |
| Drove alone | 30.5 | 0.3 | 32.7 | 1.0 | 32.3 | 1.0 | Yes |
| Carpooled | 31.3 | 1.1 | 34.0 | 5.7 | 33.4 | 5.3 | No |
| Transit | 84.4 | 2.5 | 82.1 | 15.2 | 87.2 | 16.2 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 28.2 | 3.1 | 25.3 | 7.5 | 24.5 | 7.8 | 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
