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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 | 41,691 | -- | 39,338 | -- | 39,437 | 39,112 | -- | -- |
| Persons in Households 2 | 40,733 | 124 | 38,733 | -- | 38,679 | 38,345 | -- | -- |
| Total Households 3 | 16,616 | 146 | 16,489 | 402 | 16,148 | 15,748 | 389 | Yes |
| Average Number of Persons per Household 4 | 2.45 | 0.04 | 2.35 | 0.05 | 2.40 | 2.43 | 0.06 | No |
| Average Household Income 5 | $42,650 | $1,209 | $49,054 | $2,523 | -- | $52,350 | $2,615 | Yes |
| Average Number of Vehicles per Household 6 | 1.74 | 0.04 | 1.78 | 0.07 | -- | 1.79 | 0.07 | No |
| Percent of Persons in Poverty 7 | 11.30 | 0.60 | 17.00 | 2.17 | -- | 16.80 | 2.29 | Yes |
| Percent Minority 8 | 5.70 | 0.50 | 6.80 | 0.36 | 6.90 | 6.80 | 0.22 | Yes |
| Percent of Persons 65 and Over 9 | 16.60 | 0.70 | 17.50 | 1.10 | 17.60 | 17.60 | 0.99 | No |
| Percent of Persons Foreign Born 10 | 0.80 | 0.20 | 1.30 | 0.47 | -- | 0.80 | 0.33 | No |
| Total Workers at Place of Residence11 | 18,891 | 411 | 17,777 | 885 | -- | 16,955 | 580 | 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 | 18,520 | 100.0 | 411 | 17,031 | 100.0 | 471 | 16,409 | 100.0 | 552 | Yes |
| Drove alone | 15,520 | 83.8 | 399 | 13,898 | 81.6 | 494 | 13,400 | 81.7 | 614 | Yes |
| 2-person Carpool | 1,495 | 8.1 | 154 | 1,424 | 8.4 | 349 | 1,295 | 7.9 | 357 | No |
| 3-or-more-person Carpool | 290 | 1.6 | 69 | 341 | 2.0 | 208 | 507 | 3.1 | 244 | No |
| Transit | 49 | 0.3 | 28 | 65 | 0.4 | 48 | 60 | 0.4 | 53 | No |
| Bike | 40 | 0.2 | 26 | 60 | 0.4 | 52 | 95 | 0.6 | 65 | No |
| Walked | 450 | 2.4 | 85 | 263 | 1.5 | 113 | 347 | 2.1 | 130 | No |
| Taxi, Motorcycle and Other means | 104 | 0.6 | 41 | 337 | 2.0 | 197 | 213 | 1.3 | 147 | No |
| Worked at Home | 570 | 3.1 | 96 | 643 | 3.8 | 196 | 492 | 3.0 | 126 | No |
| 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 | 19,050 | 100.0 | 412 | -- | 100.0 | -- | 14,991 | 100.0 | 712 | Yes |
| Drove alone | 15,965 | 83.8 | 402 | -- | -- | -- | 12,651 | 84.4 | 681 | Yes |
| 2-person Carpool | 1,585 | 8.3 | 158 | -- | -- | -- | 844 | 5.6 | 234 | Yes |
| 3-or-more-person Carpool | 325 | 1.7 | 73 | -- | -- | -- | 347 | 2.3 | 224 | No |
| Transit | 44 | 0.2 | 27 | -- | -- | -- | 43 | 0.3 | 44 | No |
| Bike | 40 | 0.2 | 26 | -- | -- | -- | 77 | 0.5 | 60 | No |
| Walked | 410 | 2.2 | 82 | -- | -- | -- | 335 | 2.2 | 132 | No |
| Taxi, Motorcycle and Other means | 109 | 0.6 | 42 | -- | -- | -- | 202 | 1.3 | 87 | No |
| Worked at Home | 570 | 3.0 | 96 | -- | -- | -- | 492 | 3.3 | 126 | No |
| 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) | 19.8 | 0.7 | 22.0 | 1.6 | 21.7 | 1.7 | Yes |
| Drove alone | 19.1 | 0.7 | 21.4 | 1.7 | 20.4 | 1.6 | No |
| Carpooled | 26.5 | 3.2 | 28.2 | 11.1 | 30.5 | 12.9 | No |
| Transit | 19.1 | 11.2 | 44.9 | 51.0 | 29.8 | 37.3 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 20.1 | 5.2 | 16.2 | 7.7 | 23.5 | 11.7 | 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
