CENSUS TRANSPORTATION PLANNING PACKAGE (CTPP 2000)


Table 1. Profile of Selected 1990 and 2000 Characteristics
Geographic Area: Montgomery County, Maryland

Subject
1990 Census Census 2000 Change 1990 to 2000
Number Percent Number Percent Number Percent
POPULATION            
Total population 757,027 100.0 873,341 100.0 116,314 15.4
In households 749,321 99.0 863,876 98.9 114,555 15.3
In group quarters 7,706 1.0 9,465 1.1 1,759 22.8

HOUSEHOLD SIZE
           
Total households 282,903 100.0 324,940 100.0 42,037 14.9
1-person household 62,812 22.2 79,246 24.4 16,434 26.2
2-person household 91,603 32.4 101,647 31.3 10,044 11.0
3-person household 52,949 18.7 54,680 16.8 1,731 3.3
4-person household 45,935 16.2 51,400 15.8 5,465 11.9
5-or-more-person household 29,604 10.5 37,967 11.7 8,363 28.2
Mean number of persons per household 2.65 (X) 2.66 (X) 0.01 (X)

VEHICLES AVAILABLE1
           
Total households 282,903 100.0 324,940 100.0 42,037 14.9
No vehicle available 19,464 6.9 24,374 7.5 4,910 25.2
1 vehicle available 89,899 31.8 111,304 34.3 21,405 23.8
2 vehicles available 119,386 42.2 135,316 41.6 15,930 13.3
3 vehicles available 39,118 13.8 40,614 12.5 1,496 3.8
4 vehicles available 11,228 4.0 10,025 3.1 -1,203 -10.7
5 or more vehicles available 3,808 1.3 3,307 1.0 -501 -13.2
Mean vehicles per household 1.81 (X) 1.73 (X) -0.08 (X)

WORKERS BY SEX1
           
Workers 16 years and over 429,700 100.0 455,330 100.0 25,630 6.0
Male 227,306 52.9 235,950 51.8 8,644 3.8
Female 202,394 47.1 219,380 48.2 16,986 8.4

MEANS OF TRANSPORTATION TO WORK
           
Workers 16 years and over 429,700 100.0 455,331 100.0 25,631 6.0
Drove alone 291,140 67.8 313,935 68.9 22,795 7.8
Carpooled 54,943 12.8 49,802 10.9 -5,141 -9.4
Public transportation (including taxicab) 54,083 12.6 57,528 12.6 3,445 6.4
Bicycle or walked 10,339 2.4 10,037 2.2 -302 -2.9
Motorcycle or other means 2,154 0.5 2,093 0.5 -61 -2.8
Worked at home 17,041 4.0 21,936 4.8 4,895 28.7

TRAVEL TIME TO WORK
           
Workers who did not work at home 412,659 100.0 433,395 100.0 20,736 5.0
Less than 5 minutes 5,662 1.4 4,730 1.1 -932 -16.5
5 to 9 minutes 23,642 5.7 20,316 4.7 -3,326 -14.1
10 to 14 minutes 39,456 9.6 37,491 8.7 -1,965 -5.0
15 to 19 minutes 50,498 12.2 48,690 11.2 -1,808 -3.6
20 to 29 minutes 83,724 20.3 82,469 19.0 -1,255 -1.5
30 to 44 minutes 111,551 27.0 117,175 27.0 5,624 5.0
45 or more minutes 98,126 23.8 122,524 28.3 24,398 24.9
Mean travel time to work (minutes) 29.5 (X) 32.8 (X) 3.3 (X)

TIME LEAVING HOME TO GO TO WORK
           
Workers who did not work at home 412,659 100.0 433,395 100.0 20,736 5.0
5:00 a.m. to 6:59 a.m. 90,815 22.0 93,842 21.7 3,027 3.3
7:00 a.m. to 7:59 a.m. 136,240 33.0 137,125 31.6 885 0.6
8:00 a.m. to 8:59 a.m. 105,436 25.6 109,319 25.2 3,883 3.7
9:00 a.m. to 9:59 a.m. 31,520 7.6 38,181 8.8 6,661 21.1
10:00 a.m. to 11:59 a.m. 13,289 3.2 16,529 3.8 3,240 24.4
12:00 p.m. to 11:59 p.m. 30,972 7.5 31,156 7.2 184 0.6
12:00 a.m. to 4:59 a.m. 4,387 1.1 7,243 1.7 2,856 65.1
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.
CENSUS TRANSPORTATION PLANNING PACKAGE (CTPP 2000)

Table 2. Profile of Selected 2000 Characteristics
Geographic Area: Montgomery County, Maryland

Subject
Census 2000
Number Percent
POPULATION BY AGE    
Total population 873,341 100.0
Under 16 years 198,222 22.7
16 to 20 years 46,350 5.3
21 to 24 years 34,735 4.0
25 to 44 years 286,004 32.7
45 to 64 years 210,573 24.1
65 years and over 97,457 11.2
Mean age (years) 36.2 (X)

HOUSEHOLD INCOME IN 19991
   
Total households 324,940 100.0
Less than $15,000 20,086 6.2
$15,000 to 19,999 8,004 2.5
$20,000 to 24,999 10,321 3.2
$25,000 to 49,999 65,654 20.2
$50,000 to 74,999 65,955 20.3
$75,000 to 99,999 49,573 15.3
$100,000 or more 105,347 32.4
Mean household income (dollars) 95,078 (X)
Median household income (dollars) 71,551 (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 1.73 324,940 24,375 111,305 135,315 40,615 13,330
  Row percent (X) 100.0 7.5 34.3 41.6 12.5 4.1
Column percent (X) 100.0 100.0 100.0 100.0 100.0 100.0
1-person household 0.95 79,245 13,385 58,165 6,550 840 305
  Row percent (X) 100.0 16.9 73.4 8.3 1.1 0.4
Column percent (X) 24.4 54.9 52.3 4.8 2.1 2.3
2-person household 1.77 101,645 5,255 27,465 57,390 9,620 1,920
  Row percent (X) 100.0 5.2 27.0 56.5 9.5 1.9
Column percent (X) 31.3 21.6 24.7 42.4 23.7 14.4
3-person household 2.02 54,680 2,390 11,795 25,990 12,030 2,475
  Row percent (X) 100.0 4.4 21.6 47.5 22.0 4.5
Column percent (X) 16.8 9.8 10.6 19.2 29.6 18.6
4-or-more-person household 2.20 89,365 3,345 13,875 45,385 18,125 8,635
  Row percent (X) 100.0 3.7 15.5 50.8 20.3 9.7
Column percent (X) 27.5 13.7 12.5 33.5 44.6 64.8

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 32.8 433,395 25,045 86,180 82,470 117,175 122,525
  Row percent (X) 100.0 5.8 19.9 19.0 27.0 28.3
Column percent (X) 100.0 100.0 100.0 100.0 100.0 100.0
Drove alone 30.1 313,935 18,325 71,080 67,815 86,265 70,450
  Row percent (X) 100.0 5.8 22.6 21.6 27.5 22.4
Column percent (X) 72.4 73.2 82.5 82.2 73.6 57.5
Carpooled 33.8 49,800 2,280 8,730 9,105 14,650 15,035
  Row percent (X) 100.0 4.6 17.5 18.3 29.4 30.2
Column percent (X) 11.5 9.1 10.1 11.0 12.5 12.3
Public transportation (including taxicab) 49.1 57,530 435 2,320 4,045 14,990 35,740
  Row percent (X) 100.0 0.8 4.0 7.0 26.1 62.1
Column percent (X) 13.3 1.7 2.7 4.9 12.8 29.2
Bicycle or walked 15.5 10,035 3,835 3,605 1,115 890 595
  Row percent (X) 100.0 38.2 35.9 11.1 8.9 5.9
Column percent (X) 2.3 15.3 4.2 1.4 0.8 0.5
Motorcycle or other means 54.0 2,095 170 445 395 380 705
  Row percent (X) 100.0 8.1 21.2 18.9 18.1 33.7
Column percent (X) 0.5 0.7 0.5 0.5 0.3 0.6
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.