CENSUS TRANSPORTATION PLANNING PACKAGE (CTPP 2000)
Geographic Area: Working in Middlesex County, Massachusetts
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		796,579	100	829,255	100	32,676	4.1
Sex
Male		440,195	55.3	454,755	54.8	14,560	3.3
Female		356,384	44.7	374,500	45.2	18,116	5.1
Mode to work
Drove alone		603,070	75.7	637,240	76.8	34,170	5.7
2-person carpool		69,062	8.7	58,735	7.1	-10,327	-15.0
3-or-more-person carpool		14,164	1.8	11,745	1.4	-2,419	-17.1
Bus or trolley bus		21,454	2.7	20,345	2.5	-1,109	-5.2
All other transit¹		20,349	2.6	26,690	3.2	6,341	31.2
Bicycle or walked		44,106	5.5	40,935	4.9	-3,171	-7.2
Taxicab, motorcycle, or other mode		5,011	0.6	5,850	0.7	839	16.7
Worked at home		19,363	2.4	27,725	3.3	8,362	43.2
Travel time to work (Universe = Workers who did not work at home)
Less than 5		20,280	2.6	16,620	2.1	-3,660	-18.0
5 to 9		81,009	10.4	64,120	8.0	-16,889	-20.8
10 to 14		109,579	14.1	94,070	11.7	-15,509	-14.2
15 to 19		112,215	14.4	98,570	12.3	-13,645	-12.2
20 to 29		149,645	19.3	148,045	18.5	-1,600	-1.1
30 to 44		177,132	22.8	197,690	24.7	20,558	11.6
45- 59		72,853	9.4	92,790	11.6	19,937	27.4
60 or more		54,503	7.0	89,615	11.2	35,112	64.4
Mean travel time (minutes)		25.0	(X)	30.0	(X)	5.0	(X)
Median travel time (minutes)		23.2	(X)	25.6	(X)	2.4	(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	30.0	801,530	80,740	192,640	148,045	197,690	92,790	89,615
Row percent		100	10.1	24.0	18.5	24.7	11.6	11.2
Column percent		100	100	100	100	100	100	100
Drove alone	29.7	637,240	58,370	151,570	123,285	162,925	75,340	65,750
Row percent		100	9.2	23.8	19.3	25.6	11.8	10.3
Column percent		79.5	72.3	78.7	83.3	82.4	81.2	73.4
2-person carpool	29.9	58,735	5,240	15,465	10,275	14,400	6,475	6,880
Row percent		100	8.9	26.3	17.5	24.5	11.0	11.7
Column percent		7.3	6.5	8.0	6.9	7.3	7.0	7.7
3+ carpool	34.7	11,745	805	2,805	1,850	2,745	1,444	2,095
Row percent		100	6.9	23.9	15.8	23.4	12.3	17.8
Column percent		1.5	1.0	1.5	1.2	1.4	1.6	2.3
Bus or trolley bus	40.1	20,345	370	3,155	3,195	6,165	3,215	4,240
Row percent		100	1.8	15.5	15.7	30.3	15.8	20.8
Column percent		2.5	0.5	1.6	2.2	3.1	3.5	4.7
All other transit¹	48.0	26,690	120	1,560	3,115	7,720	5,500	8,670
Row percent		100	0.0	0.0	0.0	0.0	0.0	0.0
Column percent		3.3	0.1	0.8	2.1	3.9	5.9	9.7
Bicycle or walked	13.7	40,935	15,015	16,355	5,480	2,785	520	790
Row percent		100	36.7	40.0	13.4	6.8	1.3	1.9
Column percent		5.1	18.6	8.5	3.7	1.4	0.6	0.9
All other modes¹	44.4	5,850	825	1,725	845	960	295	1,195
Row percent		100	14.1	29.5	14.4	16.4	5.0	20.4
Column percent		0.7	1.0	0.9	0.6	0.5	0.3	1.3
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 Middlesex County, Massachusetts
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				812,975	40,230	197,190	575,555
Drove alone				634,570	14,060	135,115	485,395
2-person carpool				58,120	2,765	18,955	36,400
3-or-more-person carpool				11,160	1,250	3,640	6,270
Bus or trolley bus				19,755	6,640	7,940	5,170
Streetcar, trolley car, subway, or elevated, Railroad or Ferryboat				26,015	6,395	10,345	9,270
Bicycle or walked				31,040	7,285	13,085	10,665
Taxicab, motorcycle or other means				5,505	1,140	1,690	2,670
Worked at Home				26,810	695	6,410	19,705

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				829,255	454,755	374,500
Industry
Agriculture, forestry, fishing and hunting and mining				1,630	1,075	555
Construction				41,760	37,420	4,340
Manufacturing				124,515	85,605	38,910
Wholesale trade				27,885	19,340	8,545
Retail trade				90,050	49,335	40,710
Transportation and warehousing and utilities				27,680	21,305	6,375
Information				45,815	25,975	19,840
Finance, insurance, real estate and rental and leasing				48,520	22,165	26,355
Profess., scientific, management, administrative, waste management				139,365	83,715	55,650
Educational, health and social services				175,475	52,805	122,670
Arts, entertainment, recreation, accommodation and food services				43,775	21,730	22,045
Other services (except public administration)				34,110	16,390	17,715
Public administration				26,840	16,530	10,310
Armed forces				1,845	1,365	480
Occupation
Management				102,175	63,955	38,215
Farmers and farm managers				415	290	125
Business and financial operations specialists				47,940	23,480	24,460
Computer and mathematical				59,690	44,005	15,685
Architecture and engineering				35,230	30,315	4,910
Life, physical and social science				20,130	11,490	8,640
Community and social service				11,460	3,890	7,570
Legal				7,740	4,015	3,725
Education, training and library				56,000	17,100	38,900
Arts, design, entertainment, sports and media				22,665	10,490	12,175
Healthcare practitioners and technicians				34,680	8,685	25,995
Healthcare support				12,280	1,860	10,420
Protective service				14,420	12,100	2,315
Food preparation and serving related				28,150	13,345	14,805
Building and grounds cleaning and maintenance				19,650	13,130	6,515
Personal care and service				18,200	3,565	14,635
Sales and related				83,870	47,040	36,830
Office and administrative support				119,610	33,650	85,960
Farming, fishing, and forestry				770	500	270
Construction and excavation				32,710	31,810	900
Installation, maintenance and repairs				23,785	22,380	1,405
Production				46,840	31,245	15,595
Transportation and material moving				30,410	26,055	4,350
Armed Forces				445	355	95