Download an Excel file* of this document: imperial_county_california.xls.
| Selected Characteristics1 | 1990 | 2000 | 2005 ACS | 2005 ACS MOE3 |
|---|---|---|---|---|
| Includes GQ Pop | Does not include GQ Pop | |||
| Total Persons | 109,303 | 142,361 | x | x |
| Total Persons in Household | 106,921 | 131,317 | 144,523 | x |
| Total Workers, Place of Residence | 35,905 | 43,204 | 50,810 | 2,454 |
| Total Workers, Place of Work | 36,159 | 43,595 | 49,221 | 2,818 |
| Employment-Residence Ratio | 1.01 | 1.01 | 0.97 | 0.09 |
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 | 36,159 | 100.0 | 43,595 | 100.0 | 704 | 49,221 | 100.0 | 2,818 | Yes |
| Drove alone | 26,800 | 74.1 | 31,880 | 73.1 | 636 | 38,259 | 77.7 | 2,681 | Yes |
| 2-person carpool | 3,901 | 10.8 | 5,155 | 11.8 | 285 | 4,543 | 9.2 | 1,365 | No |
| 3-person carpool | 928 | 2.6 | 1,105 | 2.5 | 134 | 649 | 1.3 | 280 | Yes |
| 4-or-more-person carpool | 722 | 2.0 | 1,080 | 2.5 | 132 | 792 | 1.6 | 416 | No |
| Public Transportation | 256 | 0.7 | 655 | 1.5 | 103 | 1,691 | 3.4 | 1,102 | No |
| Walked | 1,683 | 4.7 | 1,585 | 3.6 | 160 | 1,347 | 2.7 | 563 | No |
| Taxicab, motorcycle, bike or other | 880 | 2.4 | 855 | 2.0 | 118 | 556 | 1.1 | 345 | No |
| Worked at home | 989 | 2.7 | 1,285 | 2.9 | 144 | 1,384 | 2.8 | 697 | No |
W3. TRAVEL TIME TO WORK (Universe = Workers who did not work at home)1 |
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| Workers (Did not work at home) | 35,170 | 100.0 | 42,310 | 100.0 | 698 | 47,837 | 100.0 | 2,738 | Yes |
| Less than 10 minutes | 10,640 | 30.3 | 10,645 | 25.2 | 402 | 14,236 | 29.8 | 2,075 | Yes |
| 10 to 14 | 6,863 | 19.5 | 8,310 | 19.6 | 358 | 9,659 | 20.2 | 1,745 | No |
| 15 to 19 | 6,333 | 18.0 | 6,925 | 16.4 | 328 | 7,275 | 15.2 | 1,461 | No |
| 20 to 24 | 4,547 | 12.9 | 5,765 | 13.6 | 301 | 4,351 | 9.1 | 1,071 | Yes |
| 25 to 29 | 1,062 | 3.0 | 1,775 | 4.2 | 169 | 1,840 | 3.8 | 784 | No |
| 30 to 34 | 2,972 | 8.5 | 3,895 | 9.2 | 249 | 5,623 | 11.8 | 1,334 | Yes |
| 35 to 44 | 624 | 1.8 | 1,130 | 2.7 | 135 | 1,062 | 2.2 | 514 | No |
| 45 to 59 | 921 | 2.6 | 1,175 | 2.8 | 138 | 1,587 | 3.3 | 719 | No |
| 60 or more | 1,208 | 3.4 | 2,690 | 6.4 | 208 | 2,204 | 4.6 | 866 | No |
| Mean travel time (minutes) | 16.4 | (X) | 21.3 | (X) | NA | 18.0 | (X) | NA | NA |
W4. ARRIVAL TIME AT Work1 |
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| Workers (Did not work at home) | 35,170 | 100.0 | 42,310 | 100.0 | 698 | 47,837 | 100.0 | 2,738 | Yes |
| 5:00 - 5:59 a.m. | 4,112 | 11.7 | 5,360 | 12.7 | 291 | 5,487 | 11.5 | 1,166 | No |
| 6:00 - 6:29 a.m. | 3,124 | 8.9 | 3,075 | 7.3 | 222 | 5,955 | 12.4 | 1,484 | Yes |
| 6:30 - 6:59 a.m. | 3,189 | 9.1 | 3,480 | 8.2 | 236 | 4,533 | 9.5 | 1,144 | No |
| 7:00 - 7:29 a.m. | 3,873 | 11.0 | 4,585 | 10.8 | 270 | 3,778 | 7.9 | 1,044 | No |
| 7:30 - 7:59 a.m. | 5,971 | 17.0 | 7,310 | 17.3 | 337 | 9,012 | 18.8 | 1,586 | Yes |
| 8:00 - 8:29 a.m. | 4,329 | 12.3 | 5,170 | 12.2 | 286 | 4,599 | 9.6 | 1,298 | No |
| 8:30 - 8:59 a.m. | 1,435 | 4.1 | 1,735 | 4.1 | 168 | 1,598 | 3.3 | 601 | No |
| 9:00 a.m. - 11:59 p.m. | 7,172 | 20.4 | 9,135 | 21.6 | 374 | 10,263 | 21.5 | 1,844 | No |
| 12:00 a.m. - 4:59 a.m. | 1,965 | 5.6 | 2,265 | 5.4 | 191 | 2,612 | 5.5 | 930 | No |
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.
