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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 | 267,066 | -- | 296,924 | -- | 297,735 | 298,618 | -- | -- |
| Persons in Households 2 | 256,500 | 408 | 283,014 | -- | 287,115 | 287,455 | -- | -- |
| Total Households 3 | 101,631 | 281 | 110,472 | 1,116 | 113,565 | 112,120 | 974 | Yes |
| Average Number of Persons per Household 4 | 2.52 | 0.01 | 2.56 | 0.02 | 2.53 | 2.56 | 0.02 | Yes |
| Average Household Income 5 | $55,300 | $587 | $72,952 | $1,928 | -- | $74,442 | $1,780 | Yes |
| Average Number of Vehicles per Household 6 | 1.79 | 0.02 | 1.89 | 0.04 | -- | 1.85 | 0.03 | Yes |
| Percent of Persons in Poverty 7 | 7.90 | 0.20 | 8.40 | 0.81 | -- | 10.60 | 0.78 | Yes |
| Percent Minority 8 | 8.90 | 0.20 | 12.10 | 0.52 | 13.70 | 12.90 | 0.49 | Yes |
| Percent of Persons 65 and Over 9 | 15.70 | 0.30 | 14.90 | 0.45 | 15.70 | 16.00 | 0.48 | No |
| Percent of Persons Foreign Born 10 | 4.60 | 0.20 | 6.60 | 0.51 | -- | 6.80 | 0.53 | Yes |
| Total Workers at Place of Residence11 | 127,907 | 1,045 | 146,789 | 2,166 | -- | 140,362 | 2,017 | 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 | 125,670 | 100.0 | 1,044 | 140,825 | 100.0 | 2,202 | 137,190 | 100.0 | 1,941 | Yes |
| Drove alone | 103,370 | 82.3 | 1,018 | 115,733 | 82.2 | 2,179 | 114,915 | 83.8 | 2,140 | Yes |
| 2-person Carpool | 9,665 | 7.7 | 391 | 9,935 | 7.1 | 1,033 | 8,878 | 6.5 | 988 | No |
| 3-or-more-person Carpool | 2,445 | 1.9 | 199 | 2,783 | 2.0 | 470 | 2,237 | 1.6 | 453 | No |
| Transit | 1,359 | 1.1 | 149 | 2,235 | 1.6 | 486 | 1,796 | 1.3 | 415 | No |
| Bike | 230 | 0.2 | 61 | 116 | 0.1 | 93 | 156 | 0.1 | 80 | No |
| Walked | 5,115 | 4.1 | 287 | 3,312 | 2.4 | 528 | 3,355 | 2.4 | 569 | Yes |
| Taxi, Motorcycle and Other means | 550 | 0.4 | 95 | 1,010 | 0.7 | 270 | 444 | 0.3 | 170 | No |
| Worked at Home | 2,940 | 2.3 | 218 | 5,701 | 4.0 | 657 | 5,409 | 3.9 | 717 | 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 | 98,040 | 100.0 | 1,008 | 110,013 | 100.0 | 2,875 | 113,145 | 100.0 | 3,275 | Yes |
| Drove alone | 79,840 | 81.4 | 957 | 89,287 | 81.2 | 2,642 | 93,392 | 82.5 | 2,997 | Yes |
| 2-person Carpool | 7,015 | 7.2 | 334 | 7,859 | 7.1 | 1,007 | 7,774 | 6.9 | 970 | No |
| 3-or-more-person Carpool | 1,610 | 1.6 | 162 | 1,472 | 1.3 | 383 | 1,461 | 1.3 | 291 | No |
| Transit | 919 | 0.9 | 122 | 1,243 | 1.1 | 368 | 1,214 | 1.1 | 329 | No |
| Bike | 215 | 0.2 | 59 | 132 | 0.1 | 96 | 160 | 0.1 | 87 | No |
| Walked | 5,080 | 5.2 | 286 | 3,403 | 3.1 | 541 | 3,334 | 2.9 | 532 | Yes |
| Taxi, Motorcycle and Other means | 430 | 0.4 | 84 | 916 | 0.8 | 308 | 401 | 0.4 | 138 | No |
| Worked at Home | 2,940 | 3.0 | 218 | 5,701 | 5.2 | 657 | 5,409 | 4.8 | 717 | 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) | 24.2 | 0.3 | 27.8 | 0.9 | 27.3 | 0.9 | Yes |
| Drove alone | 23.8 | 0.3 | 27.2 | 0.9 | 27.1 | 0.9 | Yes |
| Carpooled | 30.3 | 1.2 | 31.4 | 4.2 | 30.1 | 4.8 | No |
| Transit | 51.3 | 4.9 | 64.1 | 21.0 | 57.4 | 20.0 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 12.0 | 1.0 | 13.7 | 3.6 | 12.5 | 2.9 | 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
