CENSUS TRANSPORTATION PLANNING PACKAGE (CTPP 2000)


Table 1. Profile of Selected 1990 and 2000 Characteristics
Geographic Area: United States

Subject
1990 Census Census 2000 Change 1990 to 2000
Number Percent Number Percent Number Percent
POPULATION            
Total population 248,709,873 100.0 281,421,906 100.0 32,712,033 13.2
In households 242,050,161 97.3 273,637,396 97.2 31,587,235 13.0
In group quarters 6,659,712 2.7 7,784,510 2.8 1,124,798 16.9

HOUSEHOLD SIZE
           
Total households 91,993,582 100.0 105,539,122 100.0 13,545,540 14.7
1-person household 22,421,114 24.4 27,203,724 25.8 4,782,610 21.3
2-person household 29,379,586 31.9 34,261,844 32.5 4,882,258 16.6
3-person household 15,962,545 17.4 17,378,773 16.5 1,416,228 8.9
4-person household 13,956,079 15.2 15,041,414 14.3 1,085,335 7.8
5-or-more-person household 10,274,258 11.2 11,653,367 11.0 1,379,109 13.4
Mean number of persons per household 2.63 (X) 2.59 (X) -0.04 (X)

VEHICLES AVAILABLE1
           
Total households 91,993,582 100.0 105,539,122 100.0 13,545,540 14.7
No vehicle available 10,361,765 11.3 10,747,268 10.2 385,503 3.7
1 vehicle available 30,758,431 33.4 36,031,903 34.1 5,273,472 17.1
2 vehicles available 34,716,509 37.7 40,641,728 38.5 5,925,219 17.1
3 vehicles available 11,656,885 12.7 13,205,172 12.5 1,548,287 13.3
4 vehicles available 3,310,311 3.6 3,571,498 3.4 261,187 7.9
5 or more vehicles available 1,189,681 1.3 1,341,553 1.3 151,872 12.8
Mean vehicles per household 1.68 (X) 1.69 (X) 0.01 (X)

WORKERS BY SEX1
           
Workers 16 years and over 115,070,274 100.0 128,279,230 100.0 13,208,956 11.5
Male 63,140,753 54.9 68,888,025 53.7 5,747,272 9.1
Female 51,929,521 45.1 59,391,205 46.3 7,461,684 14.4

MEANS OF TRANSPORTATION TO WORK
           
Workers 16 years and over 115,070,274 100.0 128,279,228 100.0 13,208,954 11.5
Drove alone 84,215,298 73.2 97,102,050 75.7 12,886,752 15.3
Carpooled 15,377,634 13.4 15,634,051 12.2 256,417 1.7
Public transportation (including taxicab) 6,069,589 5.3 6,067,703 4.7 -1,886 [ <0 ]
Bicycle or walked 4,955,742 4.3 4,247,479 3.3 -708,263 -14.3
Motorcycle or other means 1,045,986 0.9 1,043,722 0.8 -2,264 -0.2
Worked at home 3,406,025 3.0 4,184,223 3.3 778,198 22.8

TRAVEL TIME TO WORK
           
Workers who did not work at home 111,664,249 100.0 124,095,005 100.0 12,430,756 11.1
Less than 5 minutes 4,314,682 3.9 4,180,407 3.4 -134,275 -3.1
5 to 9 minutes 13,943,239 12.5 13,687,604 11.0 -255,635 -1.8
10 to 14 minutes 17,954,128 16.1 18,618,305 15.0 664,177 3.7
15 to 19 minutes 19,026,053 17.0 19,634,328 15.8 608,275 3.2
20 to 29 minutes 22,436,930 20.1 25,172,296 20.3 2,735,366 12.2
30 to 44 minutes 20,053,109 18.0 23,703,903 19.1 3,650,794 18.2
45 or more minutes 13,936,108 12.5 19,098,162 15.4 5,162,054 37.0
Mean travel time to work (minutes) 22.4 (X) 25.5 (X) 3.2 (X)

TIME LEAVING HOME TO GO TO WORK
           
Workers who did not work at home 111,664,249 100.0 124,095,005 100.0 12,430,756 11.1
5:00 a.m. to 6:59 a.m. 29,966,410 26.8 33,636,450 27.1 3,670,040 12.2
7:00 a.m. to 7:59 a.m. 35,346,620 31.7 38,305,923 30.9 2,959,303 8.4
8:00 a.m. to 8:59 a.m. 18,867,326 16.9 19,937,875 16.1 1,070,549 5.7
9:00 a.m. to 9:59 a.m. 5,792,355 5.2 6,835,549 5.5 1,043,194 18.0
10:00 a.m. to 11:59 a.m. 3,417,593 3.1 4,200,554 3.4 782,961 22.9
12:00 p.m. to 11:59 p.m. 15,526,457 13.9 16,940,684 13.7 1,414,227 9.1
12:00 a.m. to 4:59 a.m. 2,747,488 2.5 4,237,970 3.4 1,490,482 54.2
1See the entry for this item in the Technical Notes in the root directory or state subdirectories (filename: tech_notes.txt).
<0Negative value is too near zero to display.
(X)Not applicable.
Source:U.S. Census Bureau. Census of Population and Housing, 1990 and 2000 long-form (sample) data.
CENSUS TRANSPORTATION PLANNING PACKAGE (CTPP 2000)

Table 2. Profile of Selected 2000 Characteristics
Geographic Area: United States

Subject
Census 2000
Number Percent
POPULATION BY AGE    
Total population 281,421,906 100.0
Under 16 years 64,253,829 22.8
16 to 20 years 19,986,871 7.1
21 to 24 years 14,969,567 5.3
25 to 44 years 85,482,828 30.4
45 to 64 years 61,749,839 21.9
65 years and over 34,978,972 12.4
Mean age (years) 35.8 (X)

HOUSEHOLD INCOME IN 19991
   
Total households 105,539,122 100.0
Less than $15,000 16,724,255 15.8
$15,000 to 19,999 6,601,020 6.3
$20,000 to 24,999 6,935,945 6.6
$25,000 to 49,999 30,965,514 29.3
$50,000 to 74,999 20,540,604 19.5
$75,000 to 99,999 10,799,245 10.2
$100,000 or more 12,972,539 12.3
Mean household income (dollars) 56,644 (X)
Median household income (dollars) 41,994 (X)

Household Size by Vehicles Available1
Household Size Mean vehicles per household Vehicles available
Total households No vehicle 1 vehicle 2 vehicles 3 vehicles 4 or more vehicles
Total households 1.69 105,539,120 10,747,270 36,031,905 40,641,730 13,205,170 4,913,050
  Row percent (X) 100.0 10.2 34.1 38.5 12.5 4.7
Column percent (X) 100.0 100.0 100.0 100.0 100.0 100.0
1-person household 0.97 27,203,725 5,668,865 17,837,360 2,987,320 504,510 205,670
  Row percent (X) 100.0 20.8 65.6 11.0 1.9 0.8
Column percent (X) 25.8 52.7 49.5 7.4 3.8 4.2
2-person household 1.76 34,261,845 2,265,575 9,475,315 18,046,305 3,583,415 891,235
  Row percent (X) 100.0 6.6 27.7 52.7 10.5 2.6
Column percent (X) 32.5 21.1 26.3 44.4 27.1 18.1
3-person household 1.99 17,378,775 1,157,670 3,970,145 7,449,140 3,819,985 981,835
  Row percent (X) 100.0 6.7 22.8 42.9 22.0 5.6
Column percent (X) 16.5 10.8 11.0 18.3 28.9 20.0
4-or-more-person household 2.15 26,694,780 1,655,160 4,749,085 12,158,960 5,297,260 2,834,315
  Row percent (X) 100.0 6.2 17.8 45.5 19.8 10.6
Column percent (X) 25.3 15.4 13.2 29.9 40.1 57.7

Means of Transportation to Work by Travel Time to Work1

Means of Transportation
Mean travel time to work (minutes) Travel time to work
Workers who did not work at home Less than 10 minutes 10 to 19 minutes 20 to 29 minutes 30 to 44 minutes 45 or more minutes
Workers who did not work at home 25.5 124,095,005 17,868,010 38,252,635 25,172,295 23,703,905 19,098,160
  Row percent (X) 100.0 14.4 30.8 20.3 19.1 15.4
Column percent (X) 100.0 100.0 100.0 100.0 100.0 100.0
Drove alone 24.1 97,102,050 13,792,235 31,467,895 20,885,100 18,384,965 12,571,855
  Row percent (X) 100.0 14.2 32.4 21.5 18.9 12.9
Column percent (X) 78.2 77.2 82.3 83.0 77.6 65.8
Carpooled 28.5 15,634,050 1,744,090 4,522,410 3,014,595 3,314,380 3,038,570
  Row percent (X) 100.0 11.2 28.9 19.3 21.2 19.4
Column percent (X) 12.6 9.8 11.8 12.0 14.0 15.9
Public transportation (including taxicab) 47.7 6,067,705 108,390 573,575 715,670 1,579,225 3,090,845
  Row percent (X) 100.0 1.8 9.5 11.8 26.0 50.9
Column percent (X) 4.9 0.6 1.5 2.8 6.7 16.2
Bicycle or walked 12.6 4,247,480 2,032,860 1,389,955 411,980 263,390 149,295
  Row percent (X) 100.0 47.9 32.7 9.7 6.2 3.5
Column percent (X) 3.4 11.4 3.6 1.6 1.1 0.8
Motorcycle or other means 39.4 1,043,720 190,435 298,790 144,955 161,945 247,600
  Row percent (X) 100.0 18.2 28.6 13.9 15.5 23.7
Column percent (X) 0.8 1.1 0.8 0.6 0.7 1.3
1See the entry for this item in the Technical Notes in the root directory or state subdirectories (filename: tech_notes.txt).
(X)Not applicable.
Source:U.S. Census Bureau. Census of Population and Housing, 1990 and 2000 long-form (sample) data.