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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 | 258,941 | -- | 267,800 | -- | 269,282 | 268,573 | -- | -- |
| Persons in Households 2 | 253,190 | 303 | 259,374 | -- | 265,528 | 262,707 | -- | -- |
| Total Households 3 | 101,958 | 327 | 107,360 | 1,152 | 108,094 | 107,047 | 977 | Yes |
| Average Number of Persons per Household 4 | 2.48 | 0.02 | 2.42 | 0.03 | 2.46 | 2.45 | 0.02 | Yes |
| Average Household Income 5 | $51,460 | $554 | $63,590 | $1,596 | -- | $65,602 | $1,568 | Yes |
| Average Number of Vehicles per Household 6 | 1.76 | 0.02 | 1.83 | 0.04 | -- | 1.83 | 0.03 | Yes |
| Percent of Persons in Poverty 7 | 9.80 | 0.20 | 12.50 | 0.95 | -- | 14.30 | 1.05 | Yes |
| Percent Minority 8 | 9.80 | 0.20 | 11.30 | 0.28 | 11.80 | 11.50 | 0.23 | Yes |
| Percent of Persons 65 and Over 9 | 14.30 | 0.30 | 14.10 | 0.46 | 14.30 | 14.70 | 0.44 | No |
| Percent of Persons Foreign Born 10 | 1.30 | 0.10 | 2.20 | 0.31 | -- | 2.20 | 0.24 | Yes |
| Total Workers at Place of Residence11 | 123,872 | 1,029 | 128,217 | 2,006 | -- | 123,857 | 1,950 | No |
| 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 | 121,850 | 100.0 | 1,028 | 124,595 | 100.0 | 1,881 | 121,276 | 100.0 | 2,025 | No |
| Drove alone | 102,175 | 83.9 | 1,006 | 106,257 | 85.3 | 1,832 | 103,350 | 85.2 | 1,955 | No |
| 2-person Carpool | 9,440 | 7.7 | 386 | 7,945 | 6.4 | 789 | 6,897 | 5.7 | 738 | Yes |
| 3-or-more-person Carpool | 2,325 | 1.9 | 194 | 1,834 | 1.5 | 420 | 1,428 | 1.2 | 343 | Yes |
| Transit | 1,680 | 1.4 | 165 | 1,749 | 1.4 | 359 | 2,018 | 1.7 | 404 | No |
| Bike | 140 | 0.1 | 48 | 218 | 0.2 | 123 | 330 | 0.3 | 164 | Yes |
| Walked | 2,300 | 1.9 | 193 | 1,617 | 1.3 | 378 | 1,357 | 1.1 | 346 | Yes |
| Taxi, Motorcycle and Other means | 820 | 0.7 | 116 | 1,106 | 0.9 | 311 | 1,368 | 1.1 | 342 | Yes |
| Worked at Home | 2,965 | 2.4 | 219 | 3,869 | 3.1 | 494 | 4,528 | 3.7 | 648 | 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 | 102,970 | 100.0 | 1,008 | 105,172 | 100.0 | 2,153 | 105,474 | 100.0 | 2,475 | No |
| Drove alone | 86,800 | 84.3 | 972 | 89,806 | 85.4 | 1,864 | 89,361 | 84.7 | 2,416 | No |
| 2-person Carpool | 7,595 | 7.4 | 347 | 6,730 | 6.4 | 805 | 6,294 | 6.0 | 718 | Yes |
| 3-or-more-person Carpool | 1,560 | 1.5 | 159 | 1,376 | 1.3 | 341 | 1,228 | 1.2 | 312 | No |
| Transit | 909 | 0.9 | 122 | 822 | 0.8 | 204 | 1,359 | 1.3 | 340 | Yes |
| Bike | 145 | 0.1 | 49 | 187 | 0.2 | 117 | 320 | 0.3 | 158 | Yes |
| Walked | 2,260 | 2.2 | 192 | 1,590 | 1.5 | 378 | 1,211 | 1.1 | 346 | Yes |
| Taxi, Motorcycle and Other means | 735 | 0.7 | 110 | 792 | 0.8 | 226 | 1,173 | 1.1 | 288 | Yes |
| Worked at Home | 2,965 | 2.9 | 219 | 3,869 | 3.7 | 494 | 4,528 | 4.3 | 648 | 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) | 24.3 | 0.3 | 24.3 | 0.8 | 24.3 | 0.8 | No |
| Drove alone | 23.8 | 0.3 | 23.7 | 0.8 | 23.8 | 0.8 | No |
| Carpooled | 28.4 | 0.9 | 30.0 | 4.9 | 26.6 | 4.3 | No |
| Transit | 43.7 | 3.1 | 37.4 | 11.9 | 40.2 | 12.4 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 13.5 | 1.5 | 19.2 | 7.2 | 23.2 | 7.6 | 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
