Download an Excel file* of this document: somerville_city_massachusetts.xls.
| Selected Characteristics1 | 1990 | 2000 | 2005 ACS | 2005 ACS MOE3 |
|---|---|---|---|---|
| Includes GQ Pop | Does not include GQ Pop | |||
| Total Persons | 76,210 | 77,478 | x | x |
| Total Persons in Household | 73,995 | 74,963 | 74,869 | x |
| Total Workers, Place of Residence | 42,787 | 44,977 | 44,543 | 6,528 |
| Total Workers, Place of Work | 24,676 | 22,955 | 23,357 | 3,897 |
| Employment-Residence Ratio | 0.58 | 0.51 | 0.52 | 0.20 |
W2. MODE TO WORK1 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|
| 1990 | 2000 | 2005 ACS | Sig. Diff. In Percents2000-2005 | ||||||
| Includes GQ pop | Does not include GQ Pop | ||||||||
| Number | Percent | Number | Percent | MOE (%) | Number | Percent | MOE (%) | ||
| Total Workers | 24,676 | 100.0 | 22,955 | 100.0 | NA | 23,357 | 100.0 | NA | NA |
| Drove alone | 14,534 | 58.9 | 14,270 | 62.2 | 1.4 | 13,685 | 58.6 | 6.0 | No |
| 2-person carpool | 2,245 | 9.1 | 1,895 | 8.3 | 0.8 | 1,577 | 6.8 | 3.8 | No |
| 3-person carpool | 366 | 1.5 | 230 | 1.0 | 0.3 | 57 | 0.2 | 0.4 | Yes |
| 4-or-more-person carpool | 165 | 0.7 | 215 | 0.9 | 0.3 | 130 | 0.6 | 0.6 | No |
| Public Transportation | 2,668 | 10.8 | 2,660 | 11.6 | 0.9 | 3,578 | 15.3 | 4.7 | No |
| Walked | 3,424 | 13.9 | 2,210 | 9.6 | 0.9 | 2,536 | 10.9 | 4.6 | No |
| Taxicab, motorcycle, bike or other | 387 | 1.6 | 395 | 1.7 | 0.4 | 503 | 2.2 | 2.0 | No |
| Worked at home | 887 | 3.6 | 1,075 | 4.7 | 0.6 | 1,291 | 5.5 | 3.3 | No |
W3. TRAVEL TIME TO WORK (Universe = Workers who did not work at home)1 |
|||||||||
| Workers (Did not work at home) | 23,789 | 100.0 | 21,880 | 100.0 | NA | NA | NA | NA | NA |
| Less than 10 minutes | 3,653 | 15.4 | 2,430 | 11.1 | 0.9 | NA | NA | NA | NA |
| 10 to 14 | 4,002 | 16.8 | 2,840 | 13.0 | 1.0 | NA | NA | NA | NA |
| 15 to 19 | 4,502 | 18.9 | 3,105 | 14.2 | 1.0 | NA | NA | NA | NA |
| 20 to 24 | 3,099 | 13.0 | 2,850 | 13.0 | 1.0 | NA | NA | NA | NA |
| 25 to 29 | 1,183 | 5.0 | 1,125 | 5.1 | 0.7 | NA | NA | NA | NA |
| 30 to 34 | 3,034 | 12.8 | 3,340 | 15.3 | 1.1 | NA | NA | NA | NA |
| 35 to 44 | 1,354 | 5.7 | 1,450 | 6.6 | 0.7 | NA | NA | NA | NA |
| 45 to 59 | 1,437 | 6.0 | 2,170 | 9.9 | 0.9 | NA | NA | NA | NA |
| 60 or more | 1,525 | 6.4 | 2,575 | 11.8 | 1.0 | NA | NA | NA | NA |
| Mean travel time (minutes) | 22.3 | (X) | 30.1 | (X) | NA | 24.7 | (X) | 0.0 | NA |
W4. ARRIVAL TIME AT Work1 |
|||||||||
| Workers (Did not work at home) | 23,789 | 100.0 | 21,880 | 100.0 | NA | NA | NA | NA | NA |
| 5:00 - 5:59 a.m. | 605 | 2.5 | 645 | 2.9 | 0.5 | NA | NA | NA | NA |
| 6:00 - 6:29 a.m. | 795 | 3.3 | 1,225 | 5.6 | 0.7 | NA | NA | NA | NA |
| 6:30 - 6:59 a.m. | 1,774 | 7.5 | 1,935 | 8.8 | 0.8 | NA | NA | NA | NA |
| 7:00 - 7:29 a.m. | 2,763 | 11.6 | 2,320 | 10.6 | 0.9 | NA | NA | NA | NA |
| 7:30 - 7:59 a.m. | 3,285 | 13.8 | 2,955 | 13.5 | 1.0 | NA | NA | NA | NA |
| 8:00 - 8:29 a.m. | 3,983 | 16.7 | 3,085 | 14.1 | 1.0 | NA | NA | NA | NA |
| 8:30 - 8:59 a.m. | 3,391 | 14.3 | 2,145 | 9.8 | 0.9 | NA | NA | NA | NA |
| 9:00 a.m. - 11:59 p.m. | 6,843 | 28.8 | 6,730 | 30.8 | 1.4 | NA | NA | NA | NA |
| 12:00 a.m. - 4:59 a.m. | 350 | 1.5 | 425 | 1.9 | 0.4 | NA | NA | NA | NA |
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.
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