Download an Excel file* of this document: cook_county_illinois.xls.
| Selected Characteristics1 | 1990 | 2000 | 2005 ACS | 2005 ACS MOE3 |
|---|---|---|---|---|
| Includes GQ Pop | Does not include GQ Pop | |||
| Total Persons | 5,105,067 | 5,376,741 | x | x |
| Total Persons in Household | 5,021,054 | 5,283,124 | 5,206,357 | x |
| Total Workers, Place of Residence | 2,369,624 | 2,371,161 | 2,323,617 | 16,683 |
| Total Workers, Place of Work | 2,572,353 | 2,554,120 | 2,550,293 | 22,778 |
| Employment-Residence Ratio | 1.09 | 1.08 | 1.10 | 0.02 |
W2. MODE TO WORK1 |
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|---|---|---|---|---|---|---|---|---|---|
| 1990 | 2000 | 2005 ACS | Sig. Diff. in Number 2000-2005 |
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| Includes GQ pop | Does not include GQ Pop | ||||||||
| Number | Percent | Number | Percent | MOE | Number | Percent | MOE | ||
| Total Workers | 2,572,353 | 100.0 | 2,554,120 | 100.0 | 5,537 | 2,550,293 | 100.0 | 22,778 | No |
| Drove alone | 1,572,336 | 61.1 | 1,615,075 | 63.2 | 5,083 | 1,656,062 | 64.9 | 22,225 | Yes |
| 2-person carpool | 246,235 | 9.6 | 220,575 | 8.6 | 2,199 | 194,204 | 7.6 | 11,099 | Yes |
| 3-person carpool | 42,035 | 1.6 | 41,220 | 1.6 | 967 | 29,415 | 1.2 | 3,529 | Yes |
| 4-or-more-person carpool | 27,790 | 1.1 | 29,515 | 1.2 | 819 | 21,915 | 0.9 | 3,907 | Yes |
| Public Transportation | 497,560 | 19.3 | 451,920 | 17.7 | 3,077 | 449,808 | 17.6 | 12,486 | No |
| Walked | 109,320 | 4.2 | 93,695 | 3.7 | 1,451 | 86,343 | 3.4 | 6,599 | Yes |
| Taxicab, motorcycle, bike or other | 33,489 | 1.3 | 41,300 | 1.6 | 968 | 44,118 | 1.7 | 4,026 | No |
| Worked at home | 43,588 | 1.7 | 60,815 | 2.4 | 1,173 | 68,428 | 2.7 | 4,746 | Yes |
W3. TRAVEL TIME TO WORK (Universe = Workers who did not work at home)1 |
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| Workers (Did not work at home) | 2,528,765 | 100.0 | 2,493,305 | 100.0 | 5,529 | 2,481,865 | 100.0 | 23,364 | No |
| Less than 10 minutes | 217,977 | 8.6 | 185,000 | 7.4 | 2,021 | 191,459 | 7.7 | 7,321 | No |
| 10 to 14 | 252,877 | 10.0 | 224,170 | 9.0 | 2,216 | 222,135 | 9.0 | 11,778 | No |
| 15 to 19 | 289,845 | 11.5 | 267,600 | 10.7 | 2,411 | 254,218 | 10.2 | 10,913 | Yes |
| 20 to 24 | 310,707 | 12.3 | 290,650 | 11.7 | 2,507 | 298,877 | 12.0 | 9,227 | No |
| 25 to 29 | 134,828 | 5.3 | 128,875 | 5.2 | 1,696 | 124,722 | 5.0 | 6,251 | No |
| 30 to 34 | 418,426 | 16.5 | 402,155 | 16.1 | 2,917 | 401,873 | 16.2 | 12,338 | No |
| 35 to 44 | 226,545 | 9.0 | 231,365 | 9.3 | 2,250 | 240,054 | 9.7 | 9,268 | No |
| 45 to 59 | 325,376 | 12.9 | 341,355 | 13.7 | 2,704 | 316,284 | 12.7 | 10,594 | Yes |
| 60 or more | 352,184 | 13.9 | 422,130 | 16.9 | 2,982 | 432,243 | 17.4 | 15,203 | No |
| Mean travel time (minutes) | 31.1 | (X) | 34.8 | (X) | NA | 33.7 | (X) | NA | NA |
W4. ARRIVAL TIME AT Work1 |
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| Workers (Did not work at home) | 2,528,765 | 100.0 | 2,493,305 | 100.0 | 5,529 | 2,481,865 | 100.0 | 23,364 | No |
| 5:00 - 5:59 a.m. | 112,996 | 4.5 | 134,250 | 5.4 | 1,730 | 149,920 | 6.0 | 8,370 | Yes |
| 6:00 - 6:29 a.m. | 137,200 | 5.4 | 131,245 | 5.3 | 1,711 | 143,040 | 5.8 | 7,325 | Yes |
| 6:30 - 6:59 a.m. | 262,964 | 10.4 | 230,415 | 9.2 | 2,246 | 234,589 | 9.5 | 8,864 | No |
| 7:00 - 7:29 a.m. | 292,384 | 11.6 | 267,885 | 10.7 | 2,413 | 249,319 | 10.0 | 10,049 | Yes |
| 7:30 - 7:59 a.m. | 400,561 | 15.8 | 366,260 | 14.7 | 2,794 | 333,106 | 13.4 | 11,002 | Yes |
| 8:00 - 8:29 a.m. | 374,629 | 14.8 | 365,010 | 14.6 | 2,789 | 316,965 | 12.8 | 9,403 | Yes |
| 8:30 - 8:59 a.m. | 260,536 | 10.3 | 203,745 | 8.2 | 2,117 | 257,330 | 10.4 | 8,183 | Yes |
| 9:00 a.m. - 11:59 p.m. | 636,524 | 25.2 | 673,960 | 27.0 | 3,671 | 722,208 | 29.1 | 15,024 | Yes |
| 12:00 a.m. - 4:59 a.m. | 50,971 | 2.0 | 65,760 | 2.6 | 1,219 | 75,388 | 3.0 | 6,273 | Yes |
Notes:
1. Please read notes.cfm
2. Total Employed includes Civilian Employed and those working in the Armed Forces.
3. MOE: Margin of Error. Please see notes.cfm. MOE could not be calculated for Total Employed.
4. x: Cannot be calculated. NA: Not calculated.
Sources: U.S. Census Bureau - 1990 STF1, 1990 STF3, 1990 CTPP, 2000 CTPP, 2000 SF1, 2000 SF3, and 2005 ACS.
