American Community Survey: 2005 Transportation Profile
Geographic Area1: District of Columbia
TABLE 1. SELECTED CHARACTERISTICS BY PLACE OF RESIDENCE, 1990, 2000, 2005
| Selected Characteristics1 | 1990 | 2000 | 2005 ACS | 2005 ACS MOE 3 |
 |
||
|---|---|---|---|---|---|---|---|
| Persons in Household | 565,183 | 536,497 | 515,118 | *****4 | |||
| Households | 249,634 | 248,338 | 248,213 | +/-2,990 | |||
| Persons per household | 2.26 | 2.16 | 2.08 | ***** | |||
| Includes GQ pop | Does not include GQ Pop | ||||||
| Total Persons | 606,900 | 572,059 | na | na | |||
| Total Employed2 | 310,077 | 266,381 | 256,545 | ***** | |||
| Workers at Work | 304,428 | 260,884 | 249,865 | +/-4,239 | |||
| Mode to work1 | 1990 | 2000 | 2005 ACS | ||||
| Includes GQ pop | Does not include GQ Pop | ||||||
| Number | Percent | Number | Percent | Number | Percent | MOE (%) | |
| Total Workers | 304,428 | 100.0 | 260,884 | 100.0 | 249,865 | 100.0 | --- |
| Drove alone | 106,694 | 35.0 | 100,168 | 38.4 | 93,803 | 37.5 | +/- 1.5 |
| 2-person carpool | 27,492 | 9.0 | 21,430 | 8.2 | 15,833 | 6.3 | +/- 0.9 |
| 3-person carpool | 5,422 | 1.8 | 4,459 | 1.7 | 1,918 | 0.8 | +/- 0.3 |
| 4-person carpool | 2,173 | 0.7 | 1,266 | 0.5 | 1,282 | 0.5 | +/- 0.4 |
| 5-or-6-person carpool | 635 | 0.2 | 951 | 0.4 | 115 | 0.0 | +/- 0.1 |
| 7-or-more-person carpool | 899 | 0.3 | 501 | 0.2 | 98 | 0.0 | +/- 0.0 |
| Bus or trolley bus | 68,034 | 22.3 | 38,163 | 14.6 | 39,435 | 15.8 | +/- 1.3 |
| Streetcar or trolley car | 566 | 0.2 | 299 | 0.1 | 1,451 | 0.6 | +/- 0.4 |
| Subway or elevated | 39,174 | 12.9 | 45,412 | 17.4 | 52,144 | 20.9 | +/- 1.6 |
| Railroad | 459 | 0.2 | 577 | 0.2 | 1,230 | 0.5 | +/- 0.2 |
| Ferryboat | 7 | 0.0 | 9 | 0.0 | 0 | 0.0 | +/- 0.1 |
| Bicycle | 2,292 | 0.8 | 3,035 | 1.2 | 4,336 | 1.7 | +/- 0.5 |
| Walked | 35,978 | 11.8 | 30,785 | 11.8 | 24,905 | 10.0 | +/- 0.9 |
| Taxicab | 3,182 | 1.0 | 2,033 | 0.8 | 874 | 0.3 | +/- 0.1 |
| Motorcycle | 361 | 0.1 | 202 | 0.1 | 124 | 0.0 | +/- 0.1 |
| Other means | 1,944 | 0.6 | 1,664 | 0.6 | 1,207 | 0.5 | +/- 0.2 |
| Worked at home | 9,116 | 3.0 | 9,930 | 3.8 | 11,110 | 4.4 | +/- 0.8 |
| Travel time to work (Universe = Workers who did not work at home)1 | |||||||
| Workers (Did not work at home) | 295,312 | 100.0 | 250,954 | 100.0 | 238,755 | 100.0 | --- |
| Less than 5 minutes | 5,642 | 1.9 | 3,782 | 1.5 | 2,533 | 1.1 | +/- 0.4 |
| 5 to 9 | 15,940 | 5.4 | 12,404 | 4.9 | 10,849 | 4.5 | +/- 0.8 |
| 10 to 14 | 28,367 | 9.6 | 23,202 | 9.2 | 19,961 | 8.4 | +/- 1.0 |
| 15 to 19 | 43,081 | 14.6 | 34,257 | 13.7 | 30,686 | 12.9 | +/- 1.2 |
| 20 to 29 | 68,582 | 23.2 | 57,658 | 23.0 | 54,094 | 22.7 | +/- 1.4 |
| 30 to 44 | 82,078 | 27.8 | 71,404 | 28.5 | 73,686 | 30.9 | +/- 1.9 |
| 45 to 59 | 29,346 | 9.9 | 25,167 | 10.0 | 27,229 | 11.4 | +/- 1.1 |
| 60 or more | 22,276 | 7.5 | 23,080 | 9.2 | 19,717 | 8.3 | +/- 1.1 |
| Mean travel time (minutes) | 27.1 | (X) | 29.7 | (X) | 29.3 | (X) | +/- 1.01 |
| Departure Time to Work1 | |||||||
| Workers (Did not work at home) | 295,312 | 100.0 | 250,954 | 100.0 | 238,755 | 100.0 | --- |
| 5:00 - 5:59 a.m. | 15,644 | 5.3 | 11,830 | 4.7 | 12,627 | 5.3 | +/- 0.7 |
| 6:00 - 6:59 a.m. | 42,132 | 14.3 | 31,598 | 12.6 | 29,844 | 12.5 | +/- 1.1 |
| 7:00 - 7:59 a.m. | 80,051 | 27.1 | 65,585 | 26.1 | 59,331 | 24.9 | +/- 1.5 |
| 8:00 - 8:59 a.m. | 85,275 | 28.9 | 75,576 | 30.1 | 75,843 | 31.8 | +/- 1.9 |
| 9:00 - 10:59 a.m. | 30,882 | 10.5 | 31,949 | 12.7 | 31,639 | 13.3 | +/- 1.2 |
| 11:00 a.m. - 3:59 p.m. | 20,128 | 6.8 | 16,352 | 6.5 | 13,664 | 5.7 | +/- 0.8 |
| 11:00 a.m. - 3:59 p.m. | 21,200 | 7.2 | 18,064 | 7.2 | 15,807 | 6.6 | +/- 1.0 |
Notes:
1. Please read notes.htm
2. Total Employed includes Civilian Employed and those working in the Armed Forces.
3. MOE: Margin of Error. Please see notes.htm. MOE could not be calculated for Total Employed.
4. ***** Cannot be calculated.
Sources: U.S. Census Bureau - 1990 STF1, 1990 STF3, 2000 SF1, 2000 SF3, 2005 ACS.
American Community Survey: 2005 Transportation Profile
Geographic Area1: District of Columbia
TABLE 2. MODE TO WORK BY TRAVEL TIME, 2000 & 2005
(Universe = Workers who did not work at home)2
| Mean travel time (mins.) |
Total | Less than 10 minutes |
10 to 19 minutes |
20 to 29 minutes |
30 to 44 minutes |
45 to 59 minutes |
60/more minutes |
||
|---|---|---|---|---|---|---|---|---|---|
| Total | 2000 | 29.7 | 250,955 | 16,185 | 57,455 | 57,655 | 71,405 | 25,165 | 23,080 |
| 2005 | 29.3 | 238,755 | 13,382 | 50,647 | 54,094 | 73,686 | 27,229 | 19,717 | |
| 2005 MOE | +/-1.01 | +/-4,380 | +/-2,068 | +/-3,777 | +/-3,471 | +/-4,844 | +/-2,749 | +/-2,665 | |
| Drove alone | 2000 | 26.6 | 100,170 | 5,735 | 27,540 | 26,365 | 26,565 | 8,395 | 5,560 |
| 2005 | 26.1 | 93,803 | 5,832 | 26,149 | 23,831 | 24,464 | 8,328 | 5,199 | |
| 2005 MOE | +/-1.85 | +/-3,992 | +/-1,467 | +/-2,647 | +/-2,181 | +/-2,514 | +/-1,531 | +/-1,245 | |
| 2-person carpool | 2000 | 27.3 | 21,430 | 990 | 5,590 | 5,760 | 6,005 | 1,570 | 1,510 |
| 2005 | 27.5 | 15,833 | 601 | 3,858 | 4,173 | 4,761 | 1,470 | 970 | |
| 2005 MOE | +/-6.49 | +/-2,221 | +/-545 | +/-983 | +/-1,008 | +/-1,433 | +/-879 | +/-531 | |
| 3+ carpool | 2000 | 33.8 | 7,180 | 280 | 1,420 | 1,600 | 2,140 | 690 | 1,060 |
| 2005 | 36.1 | 3,413 | SSS | 835 | SSS | 1,198 | 627 | SSS | |
| 2005 MOE | +/-21.89 | +/-1,212 | SSS | +/-385 | SSS | +/-707 | +/-636 | SSS | |
| Bus or trolley bus | 2000 | 41.8 | 38,165 | 500 | 3,535 | 5,650 | 13,265 | 6,740 | 8,475 |
| 2005 | 38.0 | 39,435 | SSS | 3,187 | 5,547 | 16,830 | 6,809 | 6,602 | |
| 2005 MOE | +/-4.68 | +/-3,250 | SSS | +/-1,116 | +/-1,363 | +/-2,622 | +/-1,274 | +/-1,457 | |
| All other transit3 | 2000 | 36.1 | 46,295 | 195 | 3,875 | 10,830 | 18,960 | 6,859 | 5,570 |
| 2005 | 35.1 | 54,825 | SSS | 3,837 | 13,448 | 22,164 | 8,936 | 6,153 | |
| 2005 MOE | +/-3.97 | +/-4,172 | SSS | +/-1,154 | +/-1,886 | +/-2,835 | +/-1,577 | +/-1,265 | |
| All other modes4 | 2000 | 18.2 | 37,720 | 8,475 | 15,495 | 7,450 | 4,475 | 920 | 910 |
| 2005 | 17.6 | 31,446 | 6,142 | 12,781 | 6,775 | 4,269 | 1,059 | SSS | |
| 2005 MOE | +/-2.41 | +/-2,735 | +/-1,197 | +/-1,740 | +/-1,271 | +/-1,158 | +/-455 | SSS |
TABLE 2. MODE TO WORK BY TRAVEL TIME, PERCENT OF WORKERS, 2000 and 2005
(Universe = Workers who did not work at home)2
| Percent of Workers | Mean travel time (mins.) |
Total | Less than 10 minutes |
10 to 19 minutes |
20 to 29 minutes |
30 to 44 minutes |
45 to 59 minutes |
60/more minutes |
|
|---|---|---|---|---|---|---|---|---|---|
| Total | 2000 | 29.7 | 100.0 | 6.4 | 22.9 | 23.0 | 28.5 | 10.0 | 9.2 |
| 2005 | 29.3 | 100.0 | 5.6 | 21.2 | 22.7 | 30.9 | 11.4 | 8.3 | |
| 2005 MOE | +/-1.01 | ***** | +/-1.8 | +/-1.8 | +/-1.8 | +/-1.7 | +/-1.8 | +/-1.8 | |
| Drove alone | 2000 | 26.6 | 100.0 | 5.7 | 27.5 | 26.3 | 26.5 | 8.4 | 5.6 |
| 2005 | 26.1 | 100.0 | 6.2 | 27.9 | 25.4 | 26.1 | 8.9 | 5.5 | |
| 2005 MOE | +/-1.85 | ***** | +/-4.3 | +/-4.2 | +/-4.2 | +/-4.2 | +/-4.3 | +/-4.3 | |
| 2-person carpool | 2000 | 27.3 | 100.0 | 4.6 | 26.1 | 26.9 | 28.0 | 7.3 | 7.0 |
| 2005 | 27.5 | 100.0 | 3.8 | 24.4 | 26.4 | 30.1 | 9.3 | 6.1 | |
| 2005 MOE | +/-6.49 | ***** | +/-14.0 | +/-13.9 | +/-13.9 | +/-13.8 | +/-14.0 | +/-14.0 | |
| 3+ carpool | 2000 | 33.8 | 100.0 | 3.9 | 19.8 | 22.3 | 29.8 | 9.6 | 14.8 |
| 2005 | 36.1 | 100.0 | SSS | 24.5 | SSS | 35.1 | 18.4 | SSS | |
| 2005 MOE | +/-21.89 | ***** | SSS | +/-35.4 | SSS | +/-34.8 | +/-35.3 | SSS | |
| Bus or trolley bus | 2000 | 41.8 | 100.0 | 1.3 | 9.3 | 14.8 | 34.8 | 17.7 | 22.2 |
| 2005 | 38.0 | 100.0 | SSS | 8.1 | 14.1 | 42.7 | 17.3 | 16.7 | |
| 2005 MOE | +/-4.68 | ***** | SSS | +/-8.2 | +/-8.2 | +/-7.7 | +/-8.2 | +/-8.2 | |
| All other transit3 | 2000 | 36.1 | 100.0 | 0.4 | 8.4 | 23.4 | 41.0 | 14.8 | 12.0 |
| 2005 | 35.1 | 100.0 | SSS | 7.0 | 24.5 | 40.4 | 16.3 | 11.2 | |
| 2005 MOE | +/-3.97 | ***** | SSS | +/-7.6 | +/-7.6 | +/-7.3 | +/-7.6 | +/-7.6 | |
| All other modes4 | 2000 | 18.2 | 100.0 | 22.5 | 41.1 | 19.8 | 11.9 | 2.4 | 2.4 |
| 2005 | 17.6 | 100.0 | 19.5 | 40.6 | 21.5 | 13.6 | 3.4 | SSS | |
| 2005 MOE | +/-2.41 | ***** | +/-8.7 | +/-8.4 | +/-8.7 | +/-8.7 | +/-8.7 | SSS |
Notes:
1. Please read notes.htm
2. ACS did not include group quarter population. For more information, Please read notes.htm
3. Includes streetcar/trolley car, subway/elevated, railroad, and ferryboat.
4. Includes bicycle, walk, motorcycle, taxicab, or other means.
SSS: Not shown because weighted total by mode is less than 500.
***** Cannot be calculated.
