| CENSUS TRANSPORTATION PLANNING PACKAGE (CTPP 2000) Table 1. Profile of Selected 1990 and 2000 Characteristics | |||||||||
| Geographic Area: Black Hawk County, Iowa | |||||||||
Subject |
1990 Census | Census 2000 | Change 1990 to 2000 | ||||||
| Number | Percent | Number | Percent | Number | Percent | ||||
| POPULATION | |||||||||
| Total population | 123,798 | 100.0 | 128,012 | 100.0 | 4,214 | 3.4 | |||
| In households | 117,476 | 94.9 | 121,553 | 95.0 | 4,077 | 3.5 | |||
| In group quarters | 6,322 | 5.1 | 6,459 | 5.0 | 137 | 2.2 | |||
HOUSEHOLD SIZE |
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| Total households | 47,162 | 100.0 | 49,736 | 100.0 | 2,574 | 5.5 | |||
| 1-person household | 12,045 | 25.5 | 13,449 | 27.0 | 1,404 | 11.7 | |||
| 2-person household | 16,397 | 34.8 | 17,585 | 35.4 | 1,188 | 7.2 | |||
| 3-person household | 7,567 | 16.0 | 7,856 | 15.8 | 289 | 3.8 | |||
| 4-person household | 6,841 | 14.5 | 6,715 | 13.5 | -126 | -1.8 | |||
| 5-or-more-person household | 4,312 | 9.1 | 4,131 | 8.3 | -181 | -4.2 | |||
| Mean number of persons per household | 2.49 | (X) | 2.44 | (X) | -0.05 | (X) | |||
VEHICLES AVAILABLE1 |
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| Total households | 47,162 | 100.0 | 49,736 | 100.0 | 2,574 | 5.5 | |||
| No vehicle available | 3,678 | 7.8 | 3,845 | 7.7 | 167 | 4.5 | |||
| 1 vehicle available | 15,424 | 32.7 | 15,658 | 31.5 | 234 | 1.5 | |||
| 2 vehicles available | 18,685 | 39.6 | 19,504 | 39.2 | 819 | 4.4 | |||
| 3 vehicles available | 6,637 | 14.1 | 7,129 | 14.3 | 492 | 7.4 | |||
| 4 vehicles available | 1,882 | 4.0 | 2,587 | 5.2 | 705 | 37.5 | |||
| 5 or more vehicles available | 856 | 1.8 | 1,013 | 2.0 | 157 | 18.3 | |||
| Mean vehicles per household | 1.80 | (X) | 1.85 | (X) | 0.05 | (X) | |||
WORKERS BY SEX1 |
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| Workers 16 years and over | 55,582 | 100.0 | 62,895 | 100.0 | 7,313 | 13.2 | |||
| Male | 29,381 | 52.9 | 31,815 | 50.6 | 2,434 | 8.3 | |||
| Female | 26,201 | 47.1 | 31,080 | 49.4 | 4,879 | 18.6 | |||
MEANS OF TRANSPORTATION TO WORK |
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| Workers 16 years and over | 55,582 | 100.0 | 62,897 | 100.0 | 7,315 | 13.2 | |||
| Drove alone | 45,080 | 81.1 | 52,078 | 82.8 | 6,998 | 15.5 | |||
| Carpooled | 4,289 | 7.7 | 5,312 | 8.4 | 1,023 | 23.9 | |||
| Public transportation (including taxicab) | 454 | 0.8 | 508 | 0.8 | 54 | 11.9 | |||
| Bicycle or walked | 3,482 | 6.3 | 2,897 | 4.6 | -585 | -16.8 | |||
| Motorcycle or other means | 239 | 0.4 | 269 | 0.4 | 30 | 12.6 | |||
| Worked at home | 2,038 | 3.7 | 1,833 | 2.9 | -205 | -10.1 | |||
TRAVEL TIME TO WORK |
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| Workers who did not work at home | 53,544 | 100.0 | 61,064 | 100.0 | 7,520 | 14.0 | |||
| Less than 5 minutes | 3,119 | 5.8 | 2,931 | 4.8 | -188 | -6.0 | |||
| 5 to 9 minutes | 10,828 | 20.2 | 12,004 | 19.7 | 1,176 | 10.9 | |||
| 10 to 14 minutes | 13,501 | 25.2 | 16,514 | 27.0 | 3,013 | 22.3 | |||
| 15 to 19 minutes | 11,754 | 22.0 | 13,845 | 22.7 | 2,091 | 17.8 | |||
| 20 to 29 minutes | 9,638 | 18.0 | 10,139 | 16.6 | 501 | 5.2 | |||
| 30 to 44 minutes | 2,938 | 5.5 | 3,199 | 5.2 | 261 | 8.9 | |||
| 45 or more minutes | 1,766 | 3.3 | 2,432 | 4.0 | 666 | 37.7 | |||
| Mean travel time to work (minutes) | 14.9 | (X) | 15.7 | (X) | 0.8 | (X) | |||
TIME LEAVING HOME TO GO TO WORK |
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| Workers who did not work at home | 53,544 | 100.0 | 61,064 | 100.0 | 7,520 | 14.0 | |||
| 5:00 a.m. to 6:59 a.m. | 14,471 | 27.0 | 15,929 | 26.1 | 1,458 | 10.1 | |||
| 7:00 a.m. to 7:59 a.m. | 15,953 | 29.8 | 18,056 | 29.6 | 2,103 | 13.2 | |||
| 8:00 a.m. to 8:59 a.m. | 7,340 | 13.7 | 7,975 | 13.1 | 635 | 8.7 | |||
| 9:00 a.m. to 9:59 a.m. | 2,796 | 5.2 | 2,760 | 4.5 | -36 | -1.3 | |||
| 10:00 a.m. to 11:59 a.m. | 1,896 | 3.5 | 2,019 | 3.3 | 123 | 6.5 | |||
| 12:00 p.m. to 11:59 p.m. | 10,080 | 18.8 | 12,265 | 20.1 | 2,185 | 21.7 | |||
| 12:00 a.m. to 4:59 a.m. | 1,008 | 1.9 | 2,060 | 3.4 | 1,052 | 104.4 | |||
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| CENSUS TRANSPORTATION PLANNING PACKAGE (CTPP 2000) Table 2. Profile of Selected 2000 Characteristics | |||||||||||
| Geographic Area: Black Hawk County, Iowa | |||||||||||
Subject |
Census 2000 | ||||||||||
| Number | Percent | ||||||||||
| POPULATION BY AGE | |||||||||||
| Total population | 128,012 | 100.0 | |||||||||
| Under 16 years | 26,158 | 20.4 | |||||||||
| 16 to 20 years | 12,004 | 9.4 | |||||||||
| 21 to 24 years | 11,449 | 8.9 | |||||||||
| 25 to 44 years | 32,315 | 25.2 | |||||||||
| 45 to 64 years | 28,170 | 22.0 | |||||||||
| 65 years and over | 17,916 | 14.0 | |||||||||
| Mean age (years) | 36.4 | (X) | |||||||||
HOUSEHOLD INCOME IN 19991 |
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| Total households | 49,736 | 100.0 | |||||||||
| Less than $15,000 | 8,482 | 17.1 | |||||||||
| $15,000 to 19,999 | 3,558 | 7.2 | |||||||||
| $20,000 to 24,999 | 3,635 | 7.3 | |||||||||
| $25,000 to 49,999 | 16,437 | 33.0 | |||||||||
| $50,000 to 74,999 | 9,886 | 19.9 | |||||||||
| $75,000 to 99,999 | 4,224 | 8.5 | |||||||||
| $100,000 or more | 3,514 | 7.1 | |||||||||
| Mean household income (dollars) | 47,679 | (X) | |||||||||
| Median household income (dollars) | 37,266 | (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 | 1.85 | 49,735 | 3,845 | 15,660 | 19,505 | 7,130 | 3,600 | ||||
| Row percent | (X) | 100.0 | 7.7 | 31.5 | 39.2 | 14.3 | 7.2 | ||||
| Column percent | (X) | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | ||||
| 1-person household | 1.02 | 13,450 | 2,695 | 8,535 | 1,725 | 335 | 165 | ||||
| Row percent | (X) | 100.0 | 20.0 | 63.5 | 12.8 | 2.5 | 1.2 | ||||
| Column percent | (X) | 27.0 | 70.1 | 54.5 | 8.8 | 4.7 | 4.6 | ||||
| 2-person household | 1.92 | 17,585 | 620 | 4,110 | 10,005 | 2,095 | 755 | ||||
| Row percent | (X) | 100.0 | 3.5 | 23.4 | 56.9 | 11.9 | 4.3 | ||||
| Column percent | (X) | 35.4 | 16.1 | 26.2 | 51.3 | 29.4 | 21.0 | ||||
| 3-person household | 2.21 | 7,855 | 235 | 1,505 | 3,285 | 2,185 | 645 | ||||
| Row percent | (X) | 100.0 | 3.0 | 19.2 | 41.8 | 27.8 | 8.2 | ||||
| Column percent | (X) | 15.8 | 6.1 | 9.6 | 16.8 | 30.6 | 17.9 | ||||
| 4-or-more-person household | 2.49 | 10,845 | 300 | 1,510 | 4,495 | 2,515 | 2,035 | ||||
| Row percent | (X) | 100.0 | 2.8 | 13.9 | 41.4 | 23.2 | 18.8 | ||||
| Column percent | (X) | 21.8 | 7.8 | 9.6 | 23.0 | 35.3 | 56.5 | ||||
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 | 15.7 | 61,065 | 14,935 | 30,360 | 10,140 | 3,200 | 2,430 | ||||
| Row percent | (X) | 100.0 | 24.5 | 49.7 | 16.6 | 5.2 | 4.0 | ||||
| Column percent | (X) | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | ||||
| Drove alone | 15.4 | 52,080 | 12,120 | 26,940 | 8,680 | 2,500 | 1,835 | ||||
| Row percent | (X) | 100.0 | 23.3 | 51.7 | 16.7 | 4.8 | 3.5 | ||||
| Column percent | (X) | 85.3 | 81.2 | 88.7 | 85.6 | 78.1 | 75.5 | ||||
| Carpooled | 18.9 | 5,310 | 890 | 2,455 | 1,145 | 480 | 340 | ||||
| Row percent | (X) | 100.0 | 16.8 | 46.2 | 21.6 | 9.0 | 6.4 | ||||
| Column percent | (X) | 8.7 | 6.0 | 8.1 | 11.3 | 15.0 | 14.0 | ||||
| Public transportation (including taxicab) | 28.9 | 510 | 35 | 100 | 145 | 140 | 90 | ||||
| Row percent | (X) | 100.0 | 6.9 | 19.6 | 28.4 | 27.5 | 17.6 | ||||
| Column percent | (X) | 0.8 | 0.2 | 0.3 | 1.4 | 4.4 | 3.7 | ||||
| Bicycle or walked | 9.3 | 2,895 | 1,850 | 795 | 85 | 65 | 100 | ||||
| Row percent | (X) | 100.0 | 63.9 | 27.5 | 2.9 | 2.2 | 3.5 | ||||
| Column percent | (X) | 4.7 | 12.4 | 2.6 | 0.8 | 2.0 | 4.1 | ||||
| Motorcycle or other means | 41.6 | 270 | 35 | 75 | 80 | 10 | 65 | ||||
| Row percent | (X) | 100.0 | 13.0 | 27.8 | 29.6 | 3.7 | 24.1 | ||||
| Column percent | (X) | 0.4 | 0.2 | 0.2 | 0.8 | 0.3 | 2.7 | ||||
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