CENSUS TRANSPORTATION PLANNING PACKAGE (CTPP 2000) Table 1. Profile of Selected 1990 and 2000 Characteristics
Geographic Area: Massachusetts
Subject	1990 Census		Census 2000		Change 1990 to 2000
	Number	Percent	Number	Percent	Number	Percent
POPULATION
Total population	6,016,425	100.0	6,349,097	100.0	332,672	5.5
In households	5,801,539	96.4	6,127,400	96.5	325,861	5.6
In group quarters	214,886	3.6	221,697	3.5	6,811	3.2
HOUSEHOLD SIZE
Total households	2,244,406	100.0	2,444,588	100.0	200,182	8.9
1-person household	576,230	25.7	683,708	28.0	107,478	18.7
2-person household	697,272	31.1	770,616	31.5	73,344	10.5
3-person household	392,399	17.5	398,190	16.3	5,791	1.5
4-person household	345,434	15.4	354,904	14.5	9,470	2.7
5-or-more-person household	233,071	10.4	237,170	9.7	4,099	1.8
Mean number of persons per household	2.58	(X)	2.51	(X)	-0.08	(X)
VEHICLES AVAILABLE1
Total households	2,244,406	100.0	2,444,588	100.0	200,182	8.9
No vehicle available	313,744	14.0	307,384	12.6	-6,360	-2.0
1 vehicle available	811,993	36.2	902,162	36.9	90,169	11.1
2 vehicles available	812,272	36.2	927,181	37.9	114,909	14.1
3 vehicles available	216,808	9.7	229,727	9.4	12,919	6.0
4 vehicles available	66,946	3.0	58,440	2.4	-8,506	-12.7
5 or more vehicles available	22,643	1.0	19,694	0.8	-2,949	-13.0
Mean vehicles per household	1.55	(X)	1.55	(X)	[ <0 ]	(X)
WORKERS BY SEX1
Workers 16 years and over	2,979,594	100.0	3,102,835	100.0	123,241	4.1
Male	1,569,121	52.7	1,611,595	51.9	42,474	2.7
Female	1,410,473	47.3	1,491,245	48.1	80,772	5.7
MEANS OF TRANSPORTATION TO WORK
Workers 16 years and over	2,979,594	100.0	3,102,837	100.0	123,243	4.1
Drove alone	2,148,065	72.1	2,290,258	73.8	142,193	6.6
Carpooled	318,026	10.7	279,111	9.0	-38,915	-12.2
Public transportation (including taxicab)	247,381	8.3	270,742	8.7	23,361	9.4
Bicycle or walked	173,105	5.8	146,921	4.7	-26,184	-15.1
Motorcycle or other means	18,162	0.6	18,301	0.6	139	0.8
Worked at home	74,855	2.5	97,504	3.1	22,649	30.3
TRAVEL TIME TO WORK
Workers who did not work at home	2,904,739	100.0	3,005,333	100.0	100,594	3.5
Less than 5 minutes	102,183	3.5	85,006	2.8	-17,177	-16.8
5 to 9 minutes	361,194	12.4	306,086	10.2	-55,108	-15.3
10 to 14 minutes	469,108	16.1	426,161	14.2	-42,947	-9.2
15 to 19 minutes	463,341	16.0	423,798	14.1	-39,543	-8.5
20 to 29 minutes	557,787	19.2	578,159	19.2	20,372	3.7
30 to 44 minutes	564,104	19.4	634,385	21.1	70,281	12.5
45 or more minutes	387,022	13.3	551,738	18.4	164,716	42.6
Mean travel time to work (minutes)	22.7	(X)	27.0	(X)	4.2	(X)
TIME LEAVING HOME TO GO TO WORK
Workers who did not work at home	2,904,739	100.0	3,005,333	100.0	100,594	3.5
5:00 a.m. to 6:59 a.m.	678,465	23.4	734,516	24.4	56,051	8.3
7:00 a.m. to 7:59 a.m.	892,924	30.7	911,929	30.3	19,005	2.1
8:00 a.m. to 8:59 a.m.	638,109	22.0	623,554	20.7	-14,555	-2.3
9:00 a.m. to 9:59 a.m.	164,432	5.7	181,108	6.0	16,676	10.1
10:00 a.m. to 11:59 a.m.	88,447	3.0	100,893	3.4	12,446	14.1
12:00 p.m. to 11:59 p.m.	396,498	13.7	382,513	12.7	-13,985	-3.5
12:00 a.m. to 4:59 a.m.	45,864	1.6	70,820	2.4	24,956	54.4
1See the entry for this item in the Technical Notes in the root directory or state subdirectories (filename: tech_notes.txt). <0Negative value is too near zero to display. (X)Not applicable. Source:U.S. Census Bureau. Census of Population and Housing, 1990 and 2000 long-form (sample) data.

CENSUS TRANSPORTATION PLANNING PACKAGE (CTPP 2000) Table 2. Profile of Selected 2000 Characteristics
Geographic Area: Massachusetts
Subject	Census 2000
	Number	Percent
POPULATION BY AGE
Total population	6,349,097	100.0
Under 16 years	1,338,856	21.1
16 to 20 years	416,940	6.6
21 to 24 years	320,026	5.0
25 to 44 years	1,996,306	31.4
45 to 64 years	1,417,368	22.3
65 years and over	859,601	13.5
Mean age (years)	37.0	(X)
HOUSEHOLD INCOME IN 19991
Total households	2,444,588	100.0
Less than $15,000	351,887	14.4
$15,000 to 19,999	123,756	5.1
$20,000 to 24,999	124,452	5.1
$25,000 to 49,999	608,320	24.9
$50,000 to 74,999	490,998	20.1
$75,000 to 99,999	312,741	12.8
$100,000 or more	432,434	17.7
Mean household income (dollars)	66,365	(X)
Median household income (dollars)	50,502	(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		1.55	2,444,590	307,385	902,160	927,180	229,725	78,135
	Row percent	(X)	100.0	12.6	36.9	37.9	9.4	3.2
	Column percent	(X)	100.0	100.0	100.0	100.0	100.0	100.0
1-person household		0.84	683,710	182,055	448,305	43,320	6,280	3,750
	Row percent	(X)	100.0	26.6	65.6	6.3	0.9	0.5
	Column percent	(X)	28.0	59.2	49.7	4.7	2.7	4.8
2-person household		1.59	770,615	64,440	254,800	399,365	42,900	9,110
	Row percent	(X)	100.0	8.4	33.1	51.8	5.6	1.2
	Column percent	(X)	31.5	21.0	28.2	43.1	18.7	11.7
3-person household		1.90	398,190	27,565	96,275	180,155	81,625	12,565
	Row percent	(X)	100.0	6.9	24.2	45.2	20.5	3.2
	Column percent	(X)	16.3	9.0	10.7	19.4	35.5	16.1
4-or-more-person household		2.09	592,075	33,325	102,785	304,335	98,920	52,705
	Row percent	(X)	100.0	5.6	17.4	51.4	16.7	8.9
	Column percent	(X)	24.2	10.8	11.4	32.8	43.1	67.5
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		27.0	3,005,335	391,090	849,960	578,160	634,385	551,740
	Row percent	(X)	100.0	13.0	28.3	19.2	21.1	18.4
	Column percent	(X)	100.0	100.0	100.0	100.0	100.0	100.0
Drove alone		25.7	2,290,260	290,365	682,870	470,945	480,535	365,550
	Row percent	(X)	100.0	12.7	29.8	20.6	21.0	16.0
	Column percent	(X)	76.2	74.2	80.3	81.5	75.7	66.3
Carpooled		27.4	279,110	32,735	84,805	51,570	57,210	52,790
	Row percent	(X)	100.0	11.7	30.4	18.5	20.5	18.9
	Column percent	(X)	9.3	8.4	10.0	8.9	9.0	9.6
Public transportation (including taxicab)		43.6	270,740	3,270	23,065	35,655	84,505	124,250
	Row percent	(X)	100.0	1.2	8.5	13.2	31.2	45.9
	Column percent	(X)	9.0	0.8	2.7	6.2	13.3	22.5
Bicycle or walked		13.0	146,920	61,540	53,955	17,780	9,355	4,290
	Row percent	(X)	100.0	41.9	36.7	12.1	6.4	2.9
	Column percent	(X)	4.9	15.7	6.3	3.1	1.5	0.8
Motorcycle or other means		45.5	18,300	3,185	5,260	2,215	2,785	4,860
	Row percent	(X)	100.0	17.4	28.7	12.1	15.2	26.6
	Column percent	(X)	0.6	0.8	0.6	0.4	0.4	0.9
1See the entry for this item in the Technical Notes in the root directory or state subdirectories (filename: tech_notes.txt). (X)Not applicable. Source:U.S. Census Bureau. Census of Population and Housing, 1990 and 2000 long-form (sample) data.