CENSUS TRANSPORTATION PLANNING PACKAGE (CTPP 2000)
Geographic Area: Working in Prince William County, Virginia
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		69,913	100	85,795	100	15,882	22.7
Sex
Male		38,727	55.4	46,560	54.3	7,833	20.2
Female		31,186	44.6	39,235	45.7	8,049	25.8
Mode to work
Drove alone		51,016	73.0	64,760	75.5	13,744	26.9
2-person carpool		7,612	10.9	8,890	10.4	1,278	16.8
3-or-more-person carpool		2,910	4.2	3,385	3.9	475	16.3
Bus or trolley bus		358	0.5	610	0.7	252	70.4
All other transit¹		118	0.2	120	0.1	2	1.7
Bicycle or walked		4,034	5.8	2,460	2.9	-1,574	-39.0
Taxicab, motorcycle, or other mode		913	1.3	1,135	1.3	222	24.3
Worked at home		2,952	4.2	4,435	5.2	1,483	50.2
Travel time to work (Universe = Workers who did not work at home)
Less than 5		2,689	4.0	1,960	2.4	-729	-27.1
5 to 9		8,791	13.1	7,925	9.7	-866	-9.9
10 to 14		10,957	16.4	12,830	15.8	1,873	17.1
15 to 19		11,171	16.7	12,890	15.8	1,719	15.4
20 to 29		10,670	15.9	14,815	18.2	4,145	38.8
30 to 44		12,164	18.2	15,890	19.5	3,726	30.6
45- 59		5,299	7.9	7,160	8.8	1,861	35.1
60 or more		5,220	7.8	7,890	9.7	2,670	51.1
Mean travel time (minutes)		23.4	(X)	26.8	(X)	3.4	(X)
Median travel time (minutes)		19.9	(X)	20.5	(X)	0.6	(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	26.8	81,360	9,885	25,720	14,815	15,890	7,160	7,890
Row percent		100	12.1	31.6	18.2	19.5	8.8	9.7
Column percent		100	100	100	100	100	100	100
Drove alone	26.2	64,760	7,295	20,760	12,750	13,020	5,420	5,520
Row percent		100	11.3	32.1	19.7	20.1	8.4	8.5
Column percent		79.6	73.8	80.7	86.1	81.9	75.7	70.0
2-person carpool	29.8	8,890	850	2,935	1,325	1,635	955	1,190
Row percent		100	9.6	33.0	14.9	18.4	10.7	13.4
Column percent		10.9	8.6	11.4	8.9	10.3	13.3	15.1
3+ carpool	37.1	3,385	340	795	345	595	510	795
Row percent		100	10.0	23.5	10.2	17.6	15.1	23.5
Column percent		4.2	3.4	3.1	2.3	3.7	7.1	10.1
Bus or trolley bus	36.5	610	35	105	65	210	54	140
Row percent		100	5.7	17.2	10.7	34.4	8.9	23.0
Column percent		0.7	0.4	0.4	0.4	1.3	0.8	1.8
All other transit¹	52.9	120	0	0	14	28	25	55
Row percent		100	0.0	0.0	0.0	0.0	0.0	0.0
Column percent		0.1	0.0	0.0	0.1	0.2	0.3	0.7
Bicycle or walked	15.2	2,460	1,225	710	175	185	60	109
Row percent		100	49.8	28.9	7.1	7.5	2.4	4.4
Column percent		3.0	12.4	2.8	1.2	1.2	0.8	1.4
All other modes¹	27.3	1,135	145	410	140	220	140	75
Row percent		100	12.8	36.1	12.3	19.4	12.3	6.6
Column percent		1.4	1.5	1.6	0.9	1.4	2.0	1.0
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 Prince William County, Virginia
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				84,025	1,905	14,035	68,085
Drove alone				64,180	815	9,460	53,905
2-person carpool				8,685	340	1,925	6,420
3-or-more-person carpool				3,230	250	825	2,150
Bus or trolley bus				595	120	170	305
Streetcar, trolley car, subway, or elevated, Railroad or Ferryboat				120	0	24	99
Bicycle or walked				1,680	150	630	900
Taxicab, motorcycle or other means				1,105	130	405	570
Worked at Home				4,425	100	595	3,725

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				85,795	46,560	39,235
Industry
Agriculture, forestry, fishing and hunting and mining				415	315	100
Construction				10,145	9,045	1,100
Manufacturing				3,100	2,165	935
Wholesale trade				2,110	1,595	515
Retail trade				13,765	6,540	7,225
Transportation and warehousing and utilities				3,200	2,450	750
Information				2,095	1,100	995
Finance, insurance, real estate and rental and leasing				3,605	1,530	2,075
Profess., scientific, management, administrative, waste management				7,480	4,110	3,370
Educational, health and social services				16,245	3,125	13,120
Arts, entertainment, recreation, accommodation and food services				7,530	3,540	3,990
Other services (except public administration)				4,110	1,905	2,205
Public administration				5,570	3,260	2,305
Armed forces				6,430	5,885	545
Occupation
Management				7,715	4,745	2,975
Farmers and farm managers				110	105	4
Business and financial operations specialists				3,505	1,835	1,675
Computer and mathematical				1,995	1,530	465
Architecture and engineering				1,330	1,175	150
Life, physical and social science				485	300	185
Community and social service				1,125	440	690
Legal				395	240	155
Education, training and library				6,765	1,465	5,295
Arts, design, entertainment, sports and media				1,345	600	745
Healthcare practitioners and technicians				2,635	670	1,965
Healthcare support				1,060	105	950
Protective service				2,075	1,730	345
Food preparation and serving related				4,650	2,010	2,640
Building and grounds cleaning and maintenance				2,780	1,740	1,040
Personal care and service				3,450	470	2,980
Sales and related				12,200	5,630	6,570
Office and administrative support				11,655	3,385	8,270
Farming, fishing, and forestry				190	150	40
Construction and excavation				7,045	6,895	155
Installation, maintenance and repairs				3,560	3,395	165
Production				2,810	1,955	855
Transportation and material moving				4,645	3,840	805
Armed Forces				2,270	2,140	125