| CENSUS TRANSPORTATION PLANNING PACKAGE (CTPP 2000) Table 1. Profile of Selected 1990 and 2000 Characteristics | |||||||||
| Geographic Area: Sonoma County, California | |||||||||
Subject |
1990 Census | Census 2000 | Change 1990 to 2000 | ||||||
| Number | Percent | Number | Percent | Number | Percent | ||||
| POPULATION | |||||||||
| Total population | 388,222 | 100.0 | 458,614 | 100.0 | 70,392 | 18.1 | |||
| In households | 380,900 | 98.1 | 447,492 | 97.6 | 66,592 | 17.5 | |||
| In group quarters | 7,322 | 1.9 | 11,122 | 2.4 | 3,800 | 51.9 | |||
HOUSEHOLD SIZE |
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| Total households | 149,382 | 100.0 | 172,690 | 100.0 | 23,308 | 15.6 | |||
| 1-person household | 36,617 | 24.5 | 44,374 | 25.7 | 7,757 | 21.2 | |||
| 2-person household | 52,374 | 35.1 | 58,517 | 33.9 | 6,143 | 11.7 | |||
| 3-person household | 24,461 | 16.4 | 27,121 | 15.7 | 2,660 | 10.9 | |||
| 4-person household | 21,561 | 14.4 | 23,929 | 13.9 | 2,368 | 11.0 | |||
| 5-or-more-person household | 14,369 | 9.6 | 18,749 | 10.9 | 4,380 | 30.5 | |||
| Mean number of persons per household | 2.55 | (X) | 2.59 | (X) | 0.04 | (X) | |||
VEHICLES AVAILABLE1 |
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| Total households | 149,382 | 100.0 | 172,690 | 100.0 | 23,308 | 15.6 | |||
| No vehicle available | 8,731 | 5.8 | 9,895 | 5.7 | 1,164 | 13.3 | |||
| 1 vehicle available | 46,070 | 30.8 | 54,393 | 31.5 | 8,323 | 18.1 | |||
| 2 vehicles available | 60,234 | 40.3 | 69,455 | 40.2 | 9,221 | 15.3 | |||
| 3 vehicles available | 23,946 | 16.0 | 26,709 | 15.5 | 2,763 | 11.5 | |||
| 4 vehicles available | 7,445 | 5.0 | 8,583 | 5.0 | 1,138 | 15.3 | |||
| 5 or more vehicles available | 2,956 | 2.0 | 3,655 | 2.1 | 699 | 23.6 | |||
| Mean vehicles per household | 1.90 | (X) | 1.90 | (X) | -0.01 | (X) | |||
WORKERS BY SEX1 |
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| Workers 16 years and over | 190,431 | 100.0 | 224,945 | 100.0 | 34,514 | 18.1 | |||
| Male | 103,829 | 54.5 | 120,950 | 53.8 | 17,121 | 16.5 | |||
| Female | 86,602 | 45.5 | 103,995 | 46.2 | 17,393 | 20.1 | |||
MEANS OF TRANSPORTATION TO WORK |
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| Workers 16 years and over | 190,431 | 100.0 | 224,947 | 100.0 | 34,516 | 18.1 | |||
| Drove alone | 142,074 | 74.6 | 168,134 | 74.7 | 26,060 | 18.3 | |||
| Carpooled | 24,760 | 13.0 | 28,283 | 12.6 | 3,523 | 14.2 | |||
| Public transportation (including taxicab) | 4,351 | 2.3 | 5,507 | 2.4 | 1,156 | 26.6 | |||
| Bicycle or walked | 8,184 | 4.3 | 8,673 | 3.9 | 489 | 6.0 | |||
| Motorcycle or other means | 1,746 | 0.9 | 2,104 | 0.9 | 358 | 20.5 | |||
| Worked at home | 9,316 | 4.9 | 12,246 | 5.4 | 2,930 | 31.5 | |||
TRAVEL TIME TO WORK |
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| Workers who did not work at home | 181,115 | 100.0 | 212,701 | 100.0 | 31,586 | 17.4 | |||
| Less than 5 minutes | 7,254 | 4.0 | 7,785 | 3.7 | 531 | 7.3 | |||
| 5 to 9 minutes | 25,110 | 13.9 | 26,254 | 12.3 | 1,144 | 4.6 | |||
| 10 to 14 minutes | 30,513 | 16.8 | 34,447 | 16.2 | 3,934 | 12.9 | |||
| 15 to 19 minutes | 30,109 | 16.6 | 34,520 | 16.2 | 4,411 | 14.7 | |||
| 20 to 29 minutes | 32,255 | 17.8 | 39,033 | 18.4 | 6,778 | 21.0 | |||
| 30 to 44 minutes | 26,688 | 14.7 | 33,451 | 15.7 | 6,763 | 25.3 | |||
| 45 or more minutes | 29,186 | 16.1 | 37,211 | 17.5 | 8,025 | 27.5 | |||
| Mean travel time to work (minutes) | 24.1 | (X) | 26.8 | (X) | 2.8 | (X) | |||
TIME LEAVING HOME TO GO TO WORK |
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| Workers who did not work at home | 181,115 | 100.0 | 212,701 | 100.0 | 31,586 | 17.4 | |||
| 5:00 a.m. to 6:59 a.m. | 45,363 | 25.0 | 54,563 | 25.7 | 9,200 | 20.3 | |||
| 7:00 a.m. to 7:59 a.m. | 55,247 | 30.5 | 63,360 | 29.8 | 8,113 | 14.7 | |||
| 8:00 a.m. to 8:59 a.m. | 35,033 | 19.3 | 37,732 | 17.7 | 2,699 | 7.7 | |||
| 9:00 a.m. to 9:59 a.m. | 11,593 | 6.4 | 15,248 | 7.2 | 3,655 | 31.5 | |||
| 10:00 a.m. to 11:59 a.m. | 7,169 | 4.0 | 9,097 | 4.3 | 1,928 | 26.9 | |||
| 12:00 p.m. to 11:59 p.m. | 21,202 | 11.7 | 23,434 | 11.0 | 2,232 | 10.5 | |||
| 12:00 a.m. to 4:59 a.m. | 5,508 | 3.0 | 9,267 | 4.4 | 3,759 | 68.2 | |||
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| CENSUS TRANSPORTATION PLANNING PACKAGE (CTPP 2000) Table 2. Profile of Selected 2000 Characteristics | |||||||||||
| Geographic Area: Sonoma County, California | |||||||||||
Subject |
Census 2000 | ||||||||||
| Number | Percent | ||||||||||
| POPULATION BY AGE | |||||||||||
| Total population | 458,614 | 100.0 | |||||||||
| Under 16 years | 98,878 | 21.6 | |||||||||
| 16 to 20 years | 31,473 | 6.9 | |||||||||
| 21 to 24 years | 21,699 | 4.7 | |||||||||
| 25 to 44 years | 134,867 | 29.4 | |||||||||
| 45 to 64 years | 114,179 | 24.9 | |||||||||
| 65 years and over | 57,518 | 12.5 | |||||||||
| Mean age (years) | 37.0 | (X) | |||||||||
HOUSEHOLD INCOME IN 19991 |
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| Total households | 172,690 | 100.0 | |||||||||
| Less than $15,000 | 17,775 | 10.3 | |||||||||
| $15,000 to 19,999 | 7,591 | 4.4 | |||||||||
| $20,000 to 24,999 | 8,832 | 5.1 | |||||||||
| $25,000 to 49,999 | 45,842 | 26.5 | |||||||||
| $50,000 to 74,999 | 38,103 | 22.1 | |||||||||
| $75,000 to 99,999 | 23,321 | 13.5 | |||||||||
| $100,000 or more | 31,226 | 18.1 | |||||||||
| Mean household income (dollars) | 67,258 | (X) | |||||||||
| Median household income (dollars) | 53,076 | (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 | 1.90 | 172,690 | 9,895 | 54,395 | 69,455 | 26,710 | 12,240 | ||||
| Row percent | (X) | 100.0 | 5.7 | 31.5 | 40.2 | 15.5 | 7.1 | ||||
| Column percent | (X) | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | ||||
| 1-person household | 1.09 | 44,375 | 6,190 | 30,335 | 6,305 | 1,045 | 505 | ||||
| Row percent | (X) | 100.0 | 13.9 | 68.4 | 14.2 | 2.4 | 1.1 | ||||
| Column percent | (X) | 25.7 | 62.6 | 55.8 | 9.1 | 3.9 | 4.1 | ||||
| 2-person household | 1.95 | 58,515 | 1,870 | 13,735 | 31,795 | 8,610 | 2,510 | ||||
| Row percent | (X) | 100.0 | 3.2 | 23.5 | 54.3 | 14.7 | 4.3 | ||||
| Column percent | (X) | 33.9 | 18.9 | 25.3 | 45.8 | 32.2 | 20.5 | ||||
| 3-person household | 2.22 | 27,120 | 710 | 5,075 | 12,005 | 7,055 | 2,275 | ||||
| Row percent | (X) | 100.0 | 2.6 | 18.7 | 44.3 | 26.0 | 8.4 | ||||
| Column percent | (X) | 15.7 | 7.2 | 9.3 | 17.3 | 26.4 | 18.6 | ||||
| 4-or-more-person household | 2.45 | 42,680 | 1,130 | 5,250 | 19,350 | 10,000 | 6,950 | ||||
| Row percent | (X) | 100.0 | 2.6 | 12.3 | 45.3 | 23.4 | 16.3 | ||||
| Column percent | (X) | 24.7 | 11.4 | 9.7 | 27.9 | 37.4 | 56.8 | ||||
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 | 26.8 | 212,700 | 34,040 | 68,965 | 39,035 | 33,450 | 37,210 | ||||
| Row percent | (X) | 100.0 | 16.0 | 32.4 | 18.4 | 15.7 | 17.5 | ||||
| Column percent | (X) | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | ||||
| Drove alone | 25.2 | 168,135 | 26,435 | 56,800 | 32,840 | 26,660 | 25,400 | ||||
| Row percent | (X) | 100.0 | 15.7 | 33.8 | 19.5 | 15.9 | 15.1 | ||||
| Column percent | (X) | 79.0 | 77.7 | 82.4 | 84.1 | 79.7 | 68.3 | ||||
| Carpooled | 31.5 | 28,285 | 2,875 | 8,345 | 4,770 | 5,400 | 6,895 | ||||
| Row percent | (X) | 100.0 | 10.2 | 29.5 | 16.9 | 19.1 | 24.4 | ||||
| Column percent | (X) | 13.3 | 8.4 | 12.1 | 12.2 | 16.1 | 18.5 | ||||
| Public transportation (including taxicab) | 69.0 | 5,505 | 130 | 485 | 380 | 645 | 3,865 | ||||
| Row percent | (X) | 100.0 | 2.4 | 8.8 | 6.9 | 11.7 | 70.2 | ||||
| Column percent | (X) | 2.6 | 0.4 | 0.7 | 1.0 | 1.9 | 10.4 | ||||
| Bicycle or walked | 12.5 | 8,675 | 4,250 | 2,700 | 810 | 510 | 405 | ||||
| Row percent | (X) | 100.0 | 49.0 | 31.1 | 9.3 | 5.9 | 4.7 | ||||
| Column percent | (X) | 4.1 | 12.5 | 3.9 | 2.1 | 1.5 | 1.1 | ||||
| Motorcycle or other means | 39.9 | 2,105 | 350 | 635 | 235 | 240 | 645 | ||||
| Row percent | (X) | 100.0 | 16.6 | 30.2 | 11.2 | 11.4 | 30.6 | ||||
| Column percent | (X) | 1.0 | 1.0 | 0.9 | 0.6 | 0.7 | 1.7 | ||||
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