Download an Excel file* of this document: cambridge_city_massachusetts.xls.
| Selected Characteristics1 | 1990 | 2000 | 2005 ACS | 2005 ACS MOE3 |
|---|---|---|---|---|
| Includes GQ Pop | Does not include GQ Pop | |||
| Total Persons | 95,802 | 101,355 | x | x |
| Total Persons in Household | 81,769 | 86,692 | 81,260 | x |
| Total Workers, Place of Residence | 52,595 | 54,959 | 44,320 | 3,969 |
| Total Workers, Place of Work | 109,490 | 114,160 | 95,307 | 5,487 |
| Employment-Residence Ratio | 2.08 | 2.08 | 2.15 | 0.26 |
W2. MODE TO WORK1 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|
| 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 | 109,490 | 100.0 | 114,160 | 100.0 | X | 95,307 | 100.0 | 5,487 | NA |
| Drove alone | 55,942 | 51.1 | 57,430 | 50.3 | 696 | 46,776 | 49.1 | 3,751 | Yes |
| 2-person carpool | 9,595 | 8.8 | 8,420 | 7.4 | 388 | 6,574 | 6.9 | 1,492 | Yes |
| 3-person carpool | 1,183 | 1.1 | 920 | 0.8 | 133 | 1,167 | 1.2 | 755 | No |
| 4-or-more-person carpool | 761 | 0.7 | 405 | 0.4 | 89 | 269 | 0.3 | 254 | No |
| Public Transportation | 22,719 | 20.7 | 25,780 | 22.6 | 612 | 23,630 | 24.8 | 3,112 | No |
| Walked | 14,464 | 13.2 | 14,620 | 12.8 | 494 | 10,549 | 11.1 | 1,683 | Yes |
| Taxicab, motorcycle, bike or other | 2,781 | 2.5 | 3,675 | 3.2 | 263 | 4,073 | 4.3 | 1,137 | No |
| Worked at home | 2,045 | 1.9 | 2,900 | 2.5 | 234 | 2,269 | 2.4 | 878 | 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) | 107,445 | 100.0 | 111,260 | 100.0 | X | 93,038 | 100.0 | 5,490 | NA |
| Less than 10 minutes | 9,002 | 8.4 | 8,335 | 7.5 | 386 | 5,136 | 5.5 | 1,148 | Yes |
| 10 to 14 | 11,315 | 10.5 | 10,975 | 9.9 | 437 | 7,694 | 8.3 | 1,561 | Yes |
| 15 to 19 | 15,278 | 14.2 | 13,040 | 11.7 | 471 | 9,127 | 9.8 | 1,957 | Yes |
| 20 to 24 | 15,279 | 14.2 | 13,925 | 12.5 | 484 | 10,755 | 11.6 | 1,987 | Yes |
| 25 to 29 | 6,254 | 5.8 | 5,790 | 5.2 | 326 | 6,050 | 6.5 | 1,608 | No |
| 30 to 34 | 18,270 | 17.0 | 17,245 | 15.5 | 528 | 13,467 | 14.5 | 1,779 | Yes |
| 35 to 44 | 9,325 | 8.7 | 10,555 | 9.5 | 429 | 10,308 | 11.1 | 1,894 | No |
| 45 to 59 | 12,189 | 11.3 | 14,130 | 12.7 | 487 | 13,931 | 15.0 | 2,484 | No |
| 60 or more | 10,533 | 9.8 | 17,270 | 15.5 | 528 | 16,570 | 17.8 | 2,351 | No |
| Mean travel time (minutes) | 28.2 | (X) | 33.2 | (X) | NA | 35.4 | (X) | NA | NA |
W4. ARRIVAL TIME AT Work1 |
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| Workers (Did not work at home) | 107,445 | 100.0 | 111,260 | 100.0 | X | 93,038 | 100.0 | 5,490 | NA |
| 5:00 - 5:59 a.m. | 1,982 | 1.8 | 2,510 | 2.3 | 218 | 2,141 | 2.3 | 678 | No |
| 6:00 - 6:29 a.m. | 3,105 | 2.9 | 3,430 | 3.1 | 254 | 2,396 | 2.6 | 728 | Yes |
| 6:30 - 6:59 a.m. | 7,029 | 6.5 | 6,470 | 5.8 | 344 | 8,345 | 9.0 | 2,043 | No |
| 7:00 - 7:29 a.m. | 9,527 | 8.9 | 9,295 | 8.4 | 406 | 8,407 | 9.0 | 1,639 | No |
| 7:30 - 7:59 a.m. | 14,868 | 13.8 | 13,395 | 12.0 | 476 | 11,699 | 12.6 | 1,812 | No |
| 8:00 - 8:29 a.m. | 18,565 | 17.3 | 17,020 | 15.3 | 525 | 13,928 | 15.0 | 1,851 | Yes |
| 8:30 - 8:59 a.m. | 18,510 | 17.2 | 17,315 | 15.6 | 529 | 15,561 | 16.7 | 2,270 | No |
| 9:00 a.m. - 11:59 p.m. | 32,963 | 30.7 | 39,030 | 35.1 | 684 | 29,439 | 31.6 | 2,795 | Yes |
| 12:00 a.m. - 4:59 a.m. | 896 | 0.8 | 1,300 | 1.2 | 158 | 1,122 | 1.2 | 638 | 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.
