Download an Excel file* of this document: profile_illinois__naperville_city.xls.
| 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 | 128,300 | -- | 142,540 | 374 | 141,853 | 143,310 | 280 | -- |
| Persons in Households 2 | 126,309 | 179 | 139,381 | -- | 139,364 | 140,940 | -- | -- |
| Total Households 3 | 43,667 | 173 | 47,064 | 866 | 50,009 | 48,897 | 816 | Yes |
| Average Number of Persons per Household 4 | 2.89 | 0.02 | 2.96 | 0.05 | 2.79 | 2.88 | 0.05 | No |
| Average Household Income 5 | $103,885 | $1,423 | $128,180 | $4,835 | -- | $130,542 | $4,733 | Yes |
| Average Number of Vehicles per Household 6 | 1.94 | 0.02 | 1.96 | 0.05 | -- | 1.95 | 0.04 | No |
| Percent of Persons in Poverty 7 | 2.20 | 0.20 | 3.50 | 0.93 | -- | 3.90 | 0.79 | Yes |
| Percent Minority 8 | 14.30 | 0.40 | 22.00 | 1.28 | 23.50 | 25.30 | 1.50 | Yes |
| Percent of Persons 65 and Over 9 | 6.20 | 0.30 | 8.10 | 0.61 | 8.70 | 9.70 | 0.69 | Yes |
| Percent of Persons Foreign Born 10 | 11.70 | 0.40 | 15.80 | 1.24 | -- | 18.10 | 1.38 | Yes |
| Total Workers at Place of Residence11 | 64,716 | 725 | 71,513 | 2,159 | -- | 71,782 | 1,596 | 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 | 63,885 | 100.0 | 725 | 68,662 | 100.0 | 1,536 | 70,409 | 100.0 | 1,643 | Yes |
| Drove alone | 50,180 | 78.5 | 707 | 51,884 | 75.6 | 1,706 | 52,624 | 74.7 | 1,460 | Yes |
| 2-person Carpool | 2,470 | 3.9 | 199 | 3,310 | 4.8 | 683 | 2,892 | 4.1 | 583 | No |
| 3-or-more-person Carpool | 640 | 1.0 | 102 | 707 | 1.0 | 278 | 804 | 1.1 | 308 | No |
| Transit | 5,710 | 8.9 | 299 | 6,382 | 9.3 | 699 | 6,228 | 8.8 | 781 | No |
| Bike | 80 | 0.1 | 36 | 117 | 0.2 | 90 | 388 | 0.6 | 440 | No |
| Walked | 865 | 1.4 | 119 | 1,244 | 1.8 | 436 | 971 | 1.4 | 277 | No |
| Taxi, Motorcycle and Other means | 390 | 0.6 | 80 | 713 | 1.0 | 288 | 508 | 0.7 | 207 | No |
| Worked at Home | 3,545 | 5.5 | 238 | 4,305 | 6.3 | 593 | 5,994 | 8.5 | 702 | 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 | 67,860 | 100.0 | 723 | 79,275 | 100.0 | 3,146 | 80,700 | 100.0 | 2,837 | Yes |
| Drove alone | 56,080 | 82.6 | 719 | 67,175 | 84.7 | 2,744 | 66,070 | 81.9 | 2,434 | Yes |
| 2-person Carpool | 4,585 | 6.8 | 269 | 4,098 | 5.2 | 741 | 4,681 | 5.8 | 778 | No |
| 3-or-more-person Carpool | 1,195 | 1.8 | 139 | 1,185 | 1.5 | 387 | 1,989 | 2.5 | 637 | Yes |
| Transit | 934 | 1.4 | 123 | 485 | 0.6 | 232 | 569 | 0.7 | 268 | Yes |
| Bike | 130 | 0.2 | 46 | 121 | 0.2 | 90 | 311 | 0.4 | 311 | No |
| Walked | 970 | 1.4 | 126 | 1,242 | 1.6 | 415 | 765 | 0.9 | 216 | No |
| Taxi, Motorcycle and Other means | 425 | 0.6 | 83 | 664 | 0.8 | 248 | 321 | 0.4 | 161 | No |
| Worked at Home | 3,545 | 5.2 | 238 | 4,305 | 5.4 | 593 | 5,994 | 7.4 | 702 | 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) | 32.8 | 0.5 | 33.5 | 1.6 | 33.7 | 1.5 | No |
| Drove alone | 29.1 | 0.4 | 29.2 | 1.6 | 30.3 | 1.5 | No |
| Carpooled | 28.9 | 2.3 | 33.6 | 11.1 | 29.0 | 7.7 | No |
| Transit | 69.0 | 1.6 | 68.1 | 10.4 | 68.4 | 12.7 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 29.2 | 4.5 | 32.8 | 21.0 | 24.0 | 11.4 | 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
