CENSUS TRANSPORTATION PLANNING PACKAGE (CTPP 2000)
Geographic Area: Working in Contra Costa 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		333,103	100	338,410	100	5,307	1.6
Sex
Male		175,980	52.8	172,045	50.8	-3,935	-2.2
Female		157,123	47.2	166,365	49.2	9,242	5.9
Mode to work
Drove alone		255,787	76.8	256,645	75.8	858	0.3
2-person carpool		32,029	9.6	31,260	9.2	-769	-2.4
3-or-more-person carpool		10,355	3.1	11,200	3.3	845	8.2
Bus or trolley bus		5,544	1.7	5,645	1.7	101	1.8
All other transit¹		3,365	1.0	3,320	1.0	-45	-1.3
Bicycle or walked		9,023	2.7	8,400	2.5	-623	-6.9
Taxicab, motorcycle, or other mode		3,347	1.0	2,970	0.9	-377	-11.3
Worked at home		13,653	4.1	18,975	5.6	5,322	39.0
Travel time to work (Universe = Workers who did not work at home)
Less than 5		8,225	2.6	7,075	2.2	-1,150	-14.0
5 to 9		34,085	10.7	31,705	9.9	-2,380	-7.0
10 to 14		50,505	15.8	46,610	14.6	-3,895	-7.7
15 to 19		50,480	15.8	47,330	14.8	-3,150	-6.2
20 to 29		58,590	18.3	59,040	18.5	450	0.8
30 to 44		65,009	20.4	63,505	19.9	-1,504	-2.3
45- 59		27,425	8.6	28,810	9.0	1,385	5.1
60 or more		25,131	7.9	35,370	11.1	10,239	40.7
Mean travel time (minutes)		24.8	(X)	28.0	(X)	3.2	(X)
Median travel time (minutes)		22.0	(X)	20.6	(X)	-1.4	(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	28.0	319,435	38,780	93,940	59,040	63,505	28,810	35,370
Row percent		100	12.1	29.4	18.5	19.9	9.0	11.1
Column percent		100	100	100	100	100	100	100
Drove alone	26.7	256,645	30,810	79,240	50,060	50,720	22,085	23,735
Row percent		100	12.0	30.9	19.5	19.8	8.6	9.2
Column percent		80.3	79.4	84.4	84.8	79.9	76.7	67.1
2-person carpool	31.1	31,260	3,135	8,135	5,300	6,715	3,420	4,555
Row percent		100	10.0	26.0	17.0	21.5	10.9	14.6
Column percent		9.8	8.1	8.7	9.0	10.6	11.9	12.9
3+ carpool	37.0	11,200	690	2,060	1,490	2,915	1,620	2,420
Row percent		100	6.2	18.4	13.3	26.0	14.5	21.6
Column percent		3.5	1.8	2.2	2.5	4.6	5.6	6.8
Bus or trolley bus	47.7	5,645	165	710	540	1,505	795	1,930
Row percent		100	2.9	12.6	9.6	26.7	14.1	34.2
Column percent		1.8	0.4	0.8	0.9	2.4	2.8	5.5
All other transit¹	59.2	3,320	30	109	220	660	494	1,805
Row percent		100	0.0	0.0	0.0	0.0	0.0	0.0
Column percent		1.0	0.1	0.1	0.4	1.0	1.7	5.1
Bicycle or walked	14.7	8,400	3,640	2,685	1,060	575	135	310
Row percent		100	43.3	32.0	12.6	6.8	1.6	3.7
Column percent		2.6	9.4	2.9	1.8	0.9	0.5	0.9
All other modes¹	37.8	2,970	305	1,000	375	410	255	620
Row percent		100	10.3	33.7	12.6	13.8	8.6	20.9
Column percent		0.9	0.8	1.1	0.6	0.6	0.9	1.8
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 Contra Costa 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				336,990	10,965	66,470	259,555
Drove alone				256,240	4,850	47,115	204,275
2-person carpool				31,160	1,205	7,090	22,865
3-or-more-person carpool				11,120	600	2,445	8,080
Bus or trolley bus				5,470	1,525	1,855	2,090
Streetcar, trolley car, subway, or elevated, Railroad or Ferryboat				3,260	710	1,075	1,475
Bicycle or walked				7,975	1,265	2,675	4,035
Taxicab, motorcycle or other means				2,895	435	810	1,650
Worked at Home				18,870	370	3,410	15,090

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				338,410	172,045	166,365
Industry
Agriculture, forestry, fishing and hunting and mining				2,340	1,605	735
Construction				25,120	22,095	3,025
Manufacturing				26,695	18,505	8,190
Wholesale trade				9,885	6,500	3,385
Retail trade				42,560	21,675	20,885
Transportation and warehousing and utilities				14,585	10,940	3,645
Information				18,010	9,370	8,640
Finance, insurance, real estate and rental and leasing				36,785	15,110	21,675
Profess., scientific, management, administrative, waste management				44,770	24,450	20,315
Educational, health and social services				64,785	15,470	49,315
Arts, entertainment, recreation, accommodation and food services				22,635	11,785	10,845
Other services (except public administration)				18,220	8,410	9,815
Public administration				11,710	5,860	5,850
Armed forces				310	265	45
Occupation
Management				37,320	21,535	15,785
Farmers and farm managers				405	310	95
Business and financial operations specialists				20,285	8,940	11,345
Computer and mathematical				12,590	8,275	4,315
Architecture and engineering				7,845	6,620	1,220
Life, physical and social science				4,300	2,370	1,930
Community and social service				4,720	1,720	3,000
Legal				4,020	1,875	2,145
Education, training and library				20,250	4,750	15,500
Arts, design, entertainment, sports and media				6,450	3,045	3,405
Healthcare practitioners and technicians				14,195	4,300	9,895
Healthcare support				6,930	855	6,075
Protective service				5,550	4,385	1,160
Food preparation and serving related				13,985	6,785	7,200
Building and grounds cleaning and maintenance				11,645	7,905	3,740
Personal care and service				11,165	2,070	9,095
Sales and related				43,655	22,070	21,585
Office and administrative support				53,430	12,320	41,110
Farming, fishing, and forestry				925	685	245
Construction and excavation				18,290	17,745	540
Installation, maintenance and repairs				11,480	10,645	835
Production				14,865	10,985	3,880
Transportation and material moving				14,020	11,770	2,255
Armed Forces				90	80	10