Download an Excel file* of this document: profile_illinois__decatur_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? ** |
|||
|---|---|---|---|---|---|---|---|---|
| Value | MOE(+/-) | Value | MOE(+/-) | Value | Value | MOE(+/-) | ||
| Total Persons 1 | 82,113 | -- | 73,806 | 1,172 | 76,122 | 76,080 | 1,169 | -- |
| Persons in Households 2 | 78,667 | 232 | 70,717 | -- | 72,204 | 72,775 | -- | -- |
| Total Households 3 | 34,084 | 218 | 32,215 | 748 | 32,344 | 31,973 | 663 | Yes |
| Average Number of Persons per Household 4 | 2.31 | 0.03 | 2.20 | 0.05 | 2.23 | 2.28 | 0.04 | No |
| Average Household Income 5 | $44,925 | $951 | $52,580 | $2,632 | -- | $51,429 | $2,403 | Yes |
| Average Number of Vehicles per Household 6 | 1.56 | 0.02 | 1.56 | 0.06 | -- | 1.51 | 0.06 | No |
| Percent of Persons in Poverty 7 | 16.50 | 0.50 | 18.90 | 2.17 | -- | 24.60 | 2.11 | Yes |
| Percent Minority 8 | 22.20 | 0.60 | 25.10 | 1.48 | 28.40 | 28.40 | 1.56 | Yes |
| Percent of Persons 65 and Over 9 | 16.50 | 0.50 | 16.80 | 1.02 | 16.90 | 16.70 | 0.87 | No |
| Percent of Persons Foreign Born 10 | 1.60 | 0.20 | 2.00 | 0.51 | -- | 2.20 | 0.45 | Yes |
| Total Workers at Place of Residence11 | 35,849 | 575 | 32,405 | 1,356 | -- | 31,199 | 1,115 | 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? ** |
||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | ||
| Total Workers | 35,140 | 100.0 | 574 | 31,552 | 100.0 | 1,204 | 30,471 | 100.0 | 1,070 | Yes |
| Drove alone | 28,965 | 82.4 | 554 | 27,354 | 86.7 | 1,078 | 25,608 | 84.0 | 971 | Yes |
| 2-person Carpool | 3,050 | 8.7 | 219 | 1,638 | 5.2 | 391 | 2,010 | 6.6 | 373 | Yes |
| 3-or-more-person Carpool | 710 | 2.0 | 107 | 450 | 1.4 | 177 | 515 | 1.7 | 204 | No |
| Transit | 373 | 1.1 | 78 | 391 | 1.2 | 165 | 599 | 2.0 | 209 | Yes |
| Bike | 90 | 0.3 | 38 | 53 | 0.2 | 40 | 35 | 0.1 | 55 | No |
| Walked | 935 | 2.7 | 123 | 697 | 2.2 | 381 | 766 | 2.5 | 258 | No |
| Taxi, Motorcycle and Other means | 300 | 0.9 | 70 | 597 | 1.9 | 278 | 447 | 1.5 | 209 | No |
| Worked at Home | 705 | 2.0 | 107 | 372 | 1.2 | 142 | 491 | 1.6 | 159 | 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? ** |
||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | ||
| At Place of Work | ||||||||||
| Total Workers | 48,520 | 100.0 | 570 | 46,214 | 100.0 | 1,439 | 42,153 | 100.0 | 1,152 | Yes |
| Drove alone | 41,170 | 84.9 | 580 | 40,550 | 87.7 | 1,405 | 36,445 | 86.5 | 1,075 | Yes |
| 2-person Carpool | 3,865 | 8.0 | 246 | 2,755 | 6.0 | 473 | 2,825 | 6.7 | 461 | Yes |
| 3-or-more-person Carpool | 1,075 | 2.2 | 132 | 533 | 1.2 | 187 | 508 | 1.2 | 167 | Yes |
| Transit | 398 | 0.8 | 81 | 372 | 0.8 | 172 | 581 | 1.4 | 209 | No |
| Bike | 95 | 0.2 | 39 | 53 | 0.1 | 40 | 75 | 0.2 | 70 | No |
| Walked | 915 | 1.9 | 122 | 738 | 1.6 | 384 | 767 | 1.8 | 230 | No |
| Taxi, Motorcycle and Other means | 305 | 0.6 | 71 | 841 | 1.8 | 325 | 461 | 1.1 | 202 | No |
| Worked at Home | 705 | 1.5 | 107 | 372 | 0.8 | 142 | 491 | 1.2 | 159 | 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? ** |
|||
|---|---|---|---|---|---|---|---|
| Minutes | MOE(+/-) | Minutes | MOE(+/-) | Minutes | MOE(+/-) | ||
| At Place of Residence | |||||||
| Total Workers (does not include workers who worked at home) | 16.9 | 0.4 | 15.8 | 1.2 | 17.3 | 1.3 | No |
| Drove alone | 16.2 | 0.4 | 15.3 | 1.1 | 17.0 | 1.4 | No |
| Carpooled | 21.2 | 1.5 | 22.8 | 8.1 | 20.5 | 5.7 | No |
| Transit | 29.0 | 4.9 | 27.0 | 16.3 | 29.2 | 14.5 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 18.0 | 3.1 | 12.1 | 6.1 | 10.4 | 4.3 | 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
