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Portland, OR--WA Urbanized Area
S0801. Commuting Characteristics by Sex  More information about this table...
Data Set: 2007 American Community Survey 1-Year Estimates
Survey: American Community Survey

NOTE. For information on confidentiality protection, sampling error, nonsampling error, and definitions, see Survey Methodology.

Subject

Total


Margin of Error

Male


Margin of Error

Female


Margin of Error

Workers 16 years and over

884,041

+/-9,521

479,860

+/-6,184

404,181

+/-6,355

MEANS OF TRANSPORTATION TO WORK

Car, truck, or van

82.6%

+/-0.7

83.4%

+/-1.0

81.7%

+/-0.9

Drove alone

72.3%

+/-1.0

73.0%

+/-1.2

71.6%

+/-1.3

Carpooled

10.3%

+/-0.7

10.4%

+/-0.9

10.2%

+/-0.8

In 2-person carpool

8.5%

+/-0.6

8.5%

+/-0.8

8.6%

+/-0.8

In 3-person carpool

1.3%

+/-0.3

1.4%

+/-0.5

1.2%

+/-0.2

In 4-or-more person carpool

0.5%

+/-0.1

0.6%

+/-0.2

0.4%

+/-0.1

Workers per car, truck, or van

1.30

+/-0.01

1.29

+/-0.02

1.31

+/-0.02

Public transportation (excluding taxicab)

6.5%

+/-0.5

5.7%

+/-0.6

7.6%

+/-0.6

Walked

2.8%

+/-0.3

2.9%

+/-0.4

2.7%

+/-0.4

Bicycle

1.8%

+/-0.3

2.4%

+/-0.4

1.1%

+/-0.2

Taxicab, motorcycle, or other means

0.9%

+/-0.2

1.1%

+/-0.2

0.6%

+/-0.2

Worked at home

5.4%

+/-0.4

4.6%

+/-0.5

6.3%

+/-0.7

 

PLACE OF WORK

Worked in state of residence

91.5%

+/-0.6

89.6%

+/-0.9

93.8%

+/-0.6

Worked in county of residence

67.7%

+/-1.0

64.1%

+/-1.3

72.0%

+/-1.4

Worked outside county of residence

23.8%

+/-0.8

25.5%

+/-1.1

21.8%

+/-1.2

Worked outside state of residence

8.5%

+/-0.6

10.4%

+/-0.9

6.2%

+/-0.6

 

Living in a place

93.0%

+/-0.4

93.2%

+/-0.5

92.8%

+/-0.6

Worked in place of residence

39.1%

+/-1.0

36.6%

+/-1.3

42.1%

+/-1.3

Worked outside place of residence

53.9%

+/-0.9

56.6%

+/-1.2

50.7%

+/-1.3

Not living in a place

7.0%

+/-0.4

6.8%

+/-0.5

7.2%

+/-0.6

 

Living in 12 selected states

N

N

N

N

N

N

Worked in minor civil division of residence

N

N

N

N

N

N

Worked outside minor civil division of residence

N

N

N

N

N

N

Not living in 12 selected states

N

N

N

N

N

N

 

Workers 16 years and over who did not work at home

836,523

+/-10,350

457,951

+/-6,305

378,572

+/-6,596

TIME LEAVING HOME TO GO TO WORK

12:00 a.m. to 4:59 a.m.

4.2%

+/-0.5

5.5%

+/-0.7

2.6%

+/-0.5

5:00 a.m. to 5:29 a.m.

3.1%

+/-0.3

3.9%

+/-0.5

2.3%

+/-0.4

5:30 a.m. to 5:59 a.m.

4.8%

+/-0.5

5.9%

+/-0.7

3.5%

+/-0.5

6:00 a.m. to 6:29 a.m.

8.8%

+/-0.6

10.5%

+/-0.9

6.7%

+/-0.6

6:30 a.m. to 6:59 a.m.

11.0%

+/-0.7

11.1%

+/-0.8

10.9%

+/-0.9

7:00 a.m. to 7:29 a.m.

14.5%

+/-0.7

14.8%

+/-1.0

14.2%

+/-1.0

7:30 a.m. to 7:59 a.m.

12.8%

+/-0.6

11.2%

+/-0.8

14.7%

+/-0.9

8:00 a.m. to 8:29 a.m.

10.7%

+/-0.6

10.1%

+/-0.7

11.4%

+/-0.8

8:30 a.m. to 8:59 a.m.

5.8%

+/-0.4

5.1%

+/-0.6

6.7%

+/-0.5

9:00 a.m. to 11:59 p.m.

24.2%

+/-0.8

22.0%

+/-1.1

27.0%

+/-1.3

 

TRAVEL TIME TO WORK

Less than 10 minutes

11.7%

+/-0.6

10.8%

+/-0.9

12.9%

+/-0.8

10 to 14 minutes

14.2%

+/-0.7

13.5%

+/-0.9

15.0%

+/-0.8

15 to 19 minutes

16.4%

+/-0.7

15.0%

+/-0.9

18.0%

+/-0.9

20 to 24 minutes

17.3%

+/-0.6

17.5%

+/-0.8

17.1%

+/-1.0

25 to 29 minutes

6.9%

+/-0.5

7.3%

+/-0.7

6.5%

+/-0.7

30 to 34 minutes

14.7%

+/-0.7

15.5%

+/-1.0

13.7%

+/-0.8

35 to 44 minutes

6.5%

+/-0.5

6.8%

+/-0.7

6.2%

+/-0.7

45 to 59 minutes

6.9%

+/-0.5

7.4%

+/-0.7

6.2%

+/-0.6

60 or more minutes

5.4%

+/-0.5

6.1%

+/-0.6

4.4%

+/-0.6

Mean travel time to work (minutes)

24.1

+/-0.4

25.1

+/-0.5

22.8

+/-0.5

 

VEHICLES AVAILABLE

Workers 16 years and over in households

879,714

+/-9,449

478,223

+/-6,188

401,491

+/-6,266

No vehicle available

3.5%

+/-0.4

3.7%

+/-0.6

3.2%

+/-0.5

1 vehicle available

24.3%

+/-0.9

22.1%

+/-1.1

27.0%

+/-1.2

2 vehicles available

43.8%

+/-1.1

44.4%

+/-1.3

43.2%

+/-1.3

3 or more vehicles available

28.3%

+/-1.2

29.8%

+/-1.4

26.6%

+/-1.3

 

PERCENT IMPUTED

Means of transportation to work

2.8%

(X)

(X)

(X)

(X)

(X)

Private vehicle occupancy

3.7%

(X)

(X)

(X)

(X)

(X)

Place of work

3.9%

(X)

(X)

(X)

(X)

(X)

Time leaving home to go to work

7.9%

(X)

(X)

(X)

(X)

(X)

Travel time to work

5.8%

(X)

(X)

(X)

(X)

(X)

Vehicles available

0.5%

(X)

(X)

(X)

(X)

(X)

Source: U.S. Census Bureau, 2007 American Community Survey

Data are based on a sample and are subject to sampling variability. The degree of uncertainty for an estimate arising from sampling variability is represented through the use of a margin of error. The value shown here is the 90 percent margin of error. The margin of error can be interpreted roughly as providing a 90 percent probability that the interval defined by the estimate minus the margin of error and the estimate plus the margin of error (the lower and upper confidence bounds) contains the true value. In addition to sampling variability, the ACS estimates are subject to nonsampling error (for a discussion of nonsampling variability, see Accuracy of the Data). The effect of nonsampling error is not represented in these tables.

Notes:
·Workers include members of the Armed Forces and civilians who were at work last week.
·The 12 selected states are Connecticut, Maine, Massachusetts, Michigan, Minnesota, New Hampshire, New Jersey, New York, Pennsylvania, Rhode Island, Vermont, and Wisconsin.
·While the 2007 American Community Survey (ACS) data generally reflect the December 2006 Office of Management and Budget (OMB) definitions of metropolitan and micropolitan statistical areas; in certain instances the names, codes, and boundaries of the principal cities shown in ACS tables may differ from the OMB definitions due to differences in the effective dates of the geographic entities. The 2007 Puerto Rico Community Survey (PRCS) data generally reflect the December 2005 Office of Management and Budget (OMB) definitions of metropolitan and micropolitan statistical areas; in certain instances the names, codes, and boundaries of the principal cities shown in PRCS tables may differ from the OMB definitions due to differences in the effective dates of the geographic entities.
·Estimates of urban and rural population, housing units, and characteristics reflect boundaries of urban areas defined based on Census 2000 data. Boundaries for urban areas have not been updated since Census 2000. As a result, data for urban and rural areas from the ACS do not necessarily reflect the results of ongoing urbanization.

Explanation of Symbols:
1. An '**' entry in the margin of error column indicates that either no sample observations or too few sample observations were available to compute a standard error and thus the margin of error. A statistical test is not appropriate.
2. An '-' entry in the estimate column indicates that either no sample observations or too few sample observations were available to compute an estimate, or a ratio of medians cannot be calculated because one or both of the median estimates falls in the lowest interval or upper interval of an open-ended distribution.
3. An '-' following a median estimate means the median falls in the lowest interval of an open-ended distribution.
4. An '+' following a median estimate means the median falls in the upper interval of an open-ended distribution.
5. An '***' entry in the margin of error column indicates that the median falls in the lowest interval or upper interval of an open-ended distribution. A statistical test is not appropriate.
6. An '*****' entry in the margin of error column indicates that the estimate is controlled. A statistical test for sampling variability is not appropriate.
7. An 'N' entry in the estimate and margin of error columns indicates that data for this geographic area cannot be displayed because the number of sample cases is too small.
8. An '(X)' means that the estimate is not applicable or not available. Selected migration, earnings, and income data are not available for certain geographic areas due to problems with group quarters data collection and imputation. See Errata Note #44 for details.



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