CENSUS TRANSPORTATION PLANNING PACKAGE (CTPP 2000)
Geographic Area: Working in Sonoma County, California
TABLE 1. SELECTED CHARACTERISTICS BY PLACE OF WORK, 1990 and 2000
Selected Characteristics (Universe: All Workers)		1990		2000		Change 1990 to 2000
Selected Characteristics (Universe: All Workers)		Number	Percent	Number	Percent	Number	Percent
Workers 16 years or over		166,297	100	200,360	100	34,063	20.5
Sex
Male		87,101	52.4	106,030	52.9	18,929	21.7
Female		79,196	47.6	94,330	47.1	15,134	19.1
Mode to work
Drove alone		126,746	76.2	150,900	75.3	24,154	19.1
2-person carpool		14,765	8.9	18,080	9.0	3,315	22.5
3-or-more-person carpool		3,781	2.3	6,090	3.0	2,309	61.1
Bus or trolley bus		1,793	1.1	2,590	1.3	797	44.5
All other transit¹		0	0.0	149	0.1	149	**
Bicycle or walked		8,269	5.0	8,625	4.3	356	4.3
Taxicab, motorcycle, or other mode		1,627	1.0	1,680	0.8	53	3.3
Worked at home		9,316	5.6	12,245	6.1	2,929	31.4
Travel time to work (Universe = Workers who did not work at home)
Less than 5		7,122	4.5	7,635	4.1	513	7.2
5 to 9		25,041	16.0	26,005	13.8	964	3.8
10 to 14		29,723	18.9	34,065	18.1	4,342	14.6
15 to 19		29,705	18.9	33,855	18.0	4,150	14.0
20 to 29		31,017	19.8	37,730	20.1	6,713	21.6
30 to 44		22,416	14.3	28,470	15.1	6,054	27.0
45- 59		5,736	3.7	8,215	4.4	2,479	43.2
60 or more		6,221	4.0	12,135	6.5	5,914	95.1
Mean travel time (minutes)		19.2	(X)	22.4	(X)	3.2	(X)
Median travel time (minutes)		17.8	(X)	15.8	(X)	-2.0	(X)

TABLE 2. MODE TO WORK BY TRAVEL TIME, 2000
(Universe = Workers who did not work at home)
	Mean travel time (mins.)	Total	Less than 10 minutes	10 to 19 minutes	20 to 29 minutes	30 to 44 minutes	45 -59 minutes	60 or more minutes
Total	22.4	188,115	33,640	67,920	37,730	28,470	8,215	12,135
Row percent		100	17.9	36.1	20.1	15.1	4.4	6.5
Column percent		100	100	100	100	100	100	100
Drove alone	21.8	150,900	26,040	56,090	31,530	22,760	6,170	8,305
Row percent		100	17.3	37.2	20.9	15.1	4.1	5.5
Column percent		80.2	77.4	82.6	83.6	79.9	75.1	68.4
2-person carpool	25.3	18,080	2,345	6,215	3,815	3,080	910	1,720
Row percent		100	13.0	34.4	21.1	17.0	5.0	9.5
Column percent		9.6	7.0	9.2	10.1	10.8	11.1	14.2
3+ carpool	30.3	6,090	495	1,955	1,000	1,380	515	745
Row percent		100	8.1	32.1	16.4	22.7	8.5	12.2
Column percent		3.2	1.5	2.9	2.7	4.8	6.3	6.1
Bus or trolley bus	47.2	2,590	115	420	285	550	290	930
Row percent		100	4.4	16.2	11.0	21.2	11.2	35.9
Column percent		1.4	0.3	0.6	0.8	1.9	3.5	7.7
All other transit¹	48.8	149	15	29	25	15	10	55
Row percent		100	0.0	0.0	0.0	0.0	0.0	0.1
Column percent		0.1	0.0	0.0	0.1	0.1	0.1	0.5
Bicycle or walked	12.1	8,625	4,305	2,605	820	520	214	154
Row percent		100	49.9	30.2	9.5	6.0	2.5	1.8
Column percent		4.6	12.8	3.8	2.2	1.8	2.6	1.3
All other modes¹	28.6	1,680	315	610	260	155	104	230
Row percent		100	18.8	36.3	15.5	9.2	6.2	13.7
Column percent		0.9	0.9	0.9	0.7	0.5	1.3	1.9
Notes:
1. See notes1.htm
2. Workers-at-work shown here differs from local employment in many ways. For more information, please read notes2.htm

CENSUS TRANSPORTATION PLANNING PACKAGE (CTPP 2000)
Geographic Area: Working in Sonoma County, California
TABLE 3. MODE TO WORK BY VEHICLES AVAILABLE IN HOUSEHOLDS
Mode to Work (Universe = Workers living in households)				Workers living in households…
Mode to Work (Universe = Workers living in households)				Total	Without a vehicle	With 1 vehicle	With 2+ vehicles
Total				197,745	5,515	38,570	153,655
Drove alone				150,390	2,930	26,945	120,520
2-person carpool				17,850	655	4,005	13,195
3-or-more-person carpool				5,625	290	1,360	3,975
Bus or trolley bus				2,335	480	755	1,100
Streetcar, trolley car, subway, or elevated, Railroad or Ferryboat				124	4	30	89
Bicycle or walked				7,675	680	2,455	4,540
Taxicab, motorcycle or other means				1,555	215	350	990
Worked at Home				12,190	260	2,670	9,260

TABLE 4. SEX OF WORKER BY INDUSTRY¹ AND OCCUPATON¹
(Universe = All Workers)				All Workers	Sex
(Universe = All Workers)				All Workers	Male	Female
Workers 16 years and over				200,360	106,030	94,330
Industry
Agriculture, forestry, fishing and hunting and mining				5,890	4,890	1,000
Construction				15,765	14,385	1,380
Manufacturing				28,050	18,015	10,035
Wholesale trade				6,265	4,270	1,995
Retail trade				24,305	12,225	12,080
Transportation and warehousing and utilities				6,930	5,095	1,830
Information				4,890	2,890	2,000
Finance, insurance, real estate and rental and leasing				14,660	5,725	8,935
Profess., scientific, management, administrative, waste management				20,630	11,330	9,295
Educational, health and social services				38,345	10,155	28,190
Arts, entertainment, recreation, accommodation and food services				16,255	8,230	8,025
Other services (except public administration)				10,965	4,840	6,125
Public administration				6,680	3,385	3,295
Armed forces				735	595	140
Occupation
Management				17,775	10,275	7,500
Farmers and farm managers				1,345	1,090	255
Business and financial operations specialists				8,765	3,785	4,985
Computer and mathematical				4,220	2,950	1,270
Architecture and engineering				5,075	4,395	680
Life, physical and social science				1,720	850	870
Community and social service				3,295	1,375	1,920
Legal				2,060	1,080	980
Education, training and library				11,460	3,075	8,385
Arts, design, entertainment, sports and media				4,920	2,160	2,760
Healthcare practitioners and technicians				8,915	2,845	6,070
Healthcare support				3,785	695	3,090
Protective service				2,545	2,135	410
Food preparation and serving related				9,695	4,715	4,980
Building and grounds cleaning and maintenance				7,760	5,180	2,580
Personal care and service				6,575	1,065	5,505
Sales and related				23,180	11,985	11,195
Office and administrative support				30,435	7,120	23,315
Farming, fishing, and forestry				3,750	3,355	395
Construction and excavation				12,095	11,860	235
Installation, maintenance and repairs				7,170	6,780	390
Production				14,520	9,675	4,845
Transportation and material moving				9,120	7,465	1,655
Armed Forces				175	130	50