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2005 Transportation Profiles

American Community Survey: 2005 Transportation Profile1

By Place of Work

Geographic Area1: Napa County, California

Download an Excel file* of this document: napa_county_california.xls.

W1. SELECTED CHARACTERISTICS, 1990, 2000, 2005

Selected Characteristics1 1990 2000 2005 ACS 2005 ACS MOE3
  Includes GQ Pop Does not include GQ Pop
Total Persons 110,765 124,279 x x
Total Persons in Household 105,085 119,046 127,445 x
Total Workers, Place of Residence 51,573 57,393 63,078 2,439
Total Workers, Place of Work 48,057 59,875 68,820 3,819
Employment-Residence Ratio 0.93 1.04 1.09 0.11

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 48,057 100.0 59,875 100.0 NA 68,820 100.0 NA NA
Drove alone 36,199 75.3 43,860 73.3 0.9 54,190 78.7 3.6 Yes
2-person carpool 4,413 9.2 6,600 11.0 0.6 4,885 7.1 1.8 Yes
3-person carpool 910 1.9 1,475 2.5 0.3 1,522 2.2 1.2 No
4-or-more-person carpool 513 1.1 1,070 1.8 0.3 617 0.9 0.6 Yes
Public Transportation 337 0.7 567 0.9 0.2 365 0.5 0.4 No
Walked 2,675 5.6 2,365 3.9 0.4 2,044 3.0 1.1 No
Taxicab, motorcycle, bike or other 1,118 2.3 1,020 1.7 0.3 3,059 4.4 2.0 Yes
Worked at home 1,892 3.9 2,915 4.9 0.4 2,138 3.1 1.0 Yes
 

W3. TRAVEL TIME TO WORK (Universe = Workers who did not work at home)1

Workers (Did not work at home) 46,165 100.0 56,960 100.0 NA 66,682 100.0 NA NA
Less than 10 minutes 11,906 25.8 11,240 19.7 0.8 11,558 17.3 2.7 No
10 to 14 9,865 21.4 10,320 18.1 0.8 10,199 15.3 2.1 Yes
15 to 19 7,048 15.3 8,500 14.9 0.7 10,516 15.8 2.4 No
20 to 24 4,620 10.0 5,940 10.4 0.6 7,661 11.5 2.3 No
25 to 29 1,798 3.9 2,865 5.0 0.4 1,782 2.7 1.0 Yes
30 to 34 4,858 10.5 6,610 11.6 0.6 9,622 14.4 3.1 No
35 to 44 1,910 4.1 3,285 5.8 0.5 4,041 6.1 2.1 No
45 to 59 2,083 4.5 3,925 6.9 0.5 6,087 9.1 2.6 No
60 or more 2,077 4.5 4,275 7.5 0.5 5,216 7.8 2.0 No
Mean travel time (minutes) 18.8 (X) 23.6 (X) NA 23.4 (X) 0.0 NA
 

W4. ARRIVAL TIME AT  Work1

Workers (Did not work at home) 46,165 100.0 56,960 100.0 NA 66,682 100.0 NA NA
5:00 - 5:59 a.m. 1,674 3.6 3,090 5.4 0.5 3,764 5.6 1.5 No
6:00 - 6:29 a.m. 2,643 5.7 3,565 6.3 0.5 5,332 8.0 1.9 No
6:30 - 6:59 a.m. 4,368 9.5 5,450 9.6 0.6 8,894 13.3 3.7 No
7:00 - 7:29 a.m. 5,762 12.5 6,270 11.0 0.6 7,389 11.1 2.5 No
7:30 - 7:59 a.m. 7,818 16.9 9,520 16.7 0.7 8,782 13.2 2.0 Yes
8:00 - 8:29 a.m. 7,670 16.6 8,550 15.0 0.7 8,710 13.1 2.4 No
8:30 - 8:59 a.m. 3,633 7.9 4,315 7.6 0.5 5,950 8.9 2.1 No
9:00 a.m. - 11:59 p.m. 11,747 25.4 14,985 26.3 0.9 16,682 25.0 3.8 No
12:00 a.m. - 4:59 a.m. 850 1.8 1,230 2.2 0.3 1,179 1.8 0.8 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.

*To view Excel files, you can use the Microsoft Excel Viewer.

Updated: 6/27/2017
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