CENSUS TRANSPORTATION PLANNING PACKAGE (CTPP 2000) Table 1. Profile of Selected 1990 and 2000 Characteristics
Geographic Area: King County, Washington
Subject	1990 Census		Census 2000		Change 1990 to 2000
	Number	Percent	Number	Percent	Number	Percent
POPULATION
Total population	1,507,319	100.0	1,737,034	100.0	229,715	15.2
In households	1,477,168	98.0	1,699,416	97.8	222,248	15.0
In group quarters	30,151	2.0	37,618	2.2	7,467	24.8
HOUSEHOLD SIZE
Total households	616,691	100.0	711,235	100.0	94,544	15.3
1-person household	179,110	29.0	217,007	30.5	37,897	21.2
2-person household	211,841	34.4	238,613	33.5	26,772	12.6
3-person household	97,614	15.8	106,416	15.0	8,802	9.0
4-person household	79,982	13.0	90,498	12.7	10,516	13.1
5-or-more-person household	48,144	7.8	58,701	8.3	10,557	21.9
Mean number of persons per household	2.40	(X)	2.39	(X)	-0.01	(X)
VEHICLES AVAILABLE1
Total households	616,691	100.0	711,235	100.0	94,544	15.3
No vehicle available	54,349	8.8	66,095	9.3	11,746	21.6
1 vehicle available	200,013	32.4	250,599	35.2	50,586	25.3
2 vehicles available	235,380	38.2	267,999	37.7	32,619	13.9
3 vehicles available	89,513	14.5	90,851	12.8	1,338	1.5
4 vehicles available	26,482	4.3	25,285	3.6	-1,197	-4.5
5 or more vehicles available	10,954	1.8	10,406	1.5	-548	-5.0
Mean vehicles per household	1.79	(X)	1.71	(X)	-0.08	(X)
WORKERS BY SEX1
Workers 16 years and over	805,782	100.0	911,675	100.0	105,893	13.1
Male	439,828	54.6	492,600	54.0	52,772	12.0
Female	365,954	45.4	419,080	46.0	53,126	14.5
MEANS OF TRANSPORTATION TO WORK
Workers 16 years and over	805,782	100.0	911,677	100.0	105,895	13.1
Drove alone	575,037	71.4	626,576	68.7	51,539	9.0
Carpooled	91,259	11.3	109,573	12.0	18,314	20.1
Public transportation (including taxicab)	69,711	8.7	87,298	9.6	17,587	25.2
Bicycle or walked	35,007	4.3	40,956	4.5	5,949	17.0
Motorcycle or other means	7,044	0.9	6,859	0.8	-185	-2.6
Worked at home	27,724	3.4	40,415	4.4	12,691	45.8
TRAVEL TIME TO WORK
Workers who did not work at home	778,058	100.0	871,262	100.0	93,204	12.0
Less than 5 minutes	17,561	2.3	17,995	2.1	434	2.5
5 to 9 minutes	64,092	8.2	64,993	7.5	901	1.4
10 to 14 minutes	102,592	13.2	104,065	11.9	1,473	1.4
15 to 19 minutes	125,915	16.2	130,658	15.0	4,743	3.8
20 to 29 minutes	188,480	24.2	208,505	23.9	20,025	10.6
30 to 44 minutes	182,276	23.4	214,440	24.6	32,164	17.6
45 or more minutes	97,142	12.5	130,606	15.0	33,464	34.4
Mean travel time to work (minutes)	24.2	(X)	26.5	(X)	2.3	(X)
TIME LEAVING HOME TO GO TO WORK
Workers who did not work at home	778,058	100.0	871,262	100.0	93,204	12.0
5:00 a.m. to 6:59 a.m.	233,221	30.0	235,343	27.0	2,122	0.9
7:00 a.m. to 7:59 a.m.	228,990	29.4	247,736	28.4	18,746	8.2
8:00 a.m. to 8:59 a.m.	124,090	15.9	152,610	17.5	28,520	23.0
9:00 a.m. to 9:59 a.m.	43,894	5.6	64,832	7.4	20,938	47.7
10:00 a.m. to 11:59 a.m.	29,077	3.7	37,857	4.3	8,780	30.2
12:00 p.m. to 11:59 p.m.	99,729	12.8	104,527	12.0	4,798	4.8
12:00 a.m. to 4:59 a.m.	19,057	2.4	28,357	3.3	9,300	48.8
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.

CENSUS TRANSPORTATION PLANNING PACKAGE (CTPP 2000) Table 2. Profile of Selected 2000 Characteristics
Geographic Area: King County, Washington
Subject	Census 2000
	Number	Percent
POPULATION BY AGE
Total population	1,737,034	100.0
Under 16 years	347,320	20.0
16 to 20 years	107,797	6.2
21 to 24 years	93,177	5.4
25 to 44 years	607,790	35.0
45 to 64 years	399,065	23.0
65 years and over	181,885	10.5
Mean age (years)	36.0	(X)
HOUSEHOLD INCOME IN 19991
Total households	711,235	100.0
Less than $15,000	75,680	10.6
$15,000 to 19,999	30,575	4.3
$20,000 to 24,999	35,839	5.0
$25,000 to 49,999	188,544	26.5
$50,000 to 74,999	150,548	21.2
$75,000 to 99,999	96,885	13.6
$100,000 or more	133,164	18.7
Mean household income (dollars)	71,101	(X)
Median household income (dollars)	53,157	(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		1.71	711,235	66,095	250,600	268,000	90,850	35,690
	Row percent	(X)	100.0	9.3	35.2	37.7	12.8	5.0
	Column percent	(X)	100.0	100.0	100.0	100.0	100.0	100.0
1-person household		0.97	217,005	43,700	144,610	23,055	3,870	1,770
	Row percent	(X)	100.0	20.1	66.6	10.6	1.8	0.8
	Column percent	(X)	30.5	66.1	57.7	8.6	4.3	5.0
2-person household		1.82	238,615	13,175	63,200	126,905	27,970	7,365
	Row percent	(X)	100.0	5.5	26.5	53.2	11.7	3.1
	Column percent	(X)	33.5	19.9	25.2	47.4	30.8	20.6
3-person household		2.11	106,415	4,535	21,650	47,380	25,620	7,230
	Row percent	(X)	100.0	4.3	20.3	44.5	24.1	6.8
	Column percent	(X)	15.0	6.9	8.6	17.7	28.2	20.3
4-or-more-person household		2.33	149,200	4,685	21,135	70,660	33,395	19,325
	Row percent	(X)	100.0	3.1	14.2	47.4	22.4	13.0
	Column percent	(X)	21.0	7.1	8.4	26.4	36.8	54.1
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		26.5	871,260	82,990	234,725	208,505	214,440	130,605
	Row percent	(X)	100.0	9.5	26.9	23.9	24.6	15.0
	Column percent	(X)	100.0	100.0	100.0	100.0	100.0	100.0
Drove alone		24.8	626,575	60,060	182,085	158,570	150,195	75,670
	Row percent	(X)	100.0	9.6	29.1	25.3	24.0	12.1
	Column percent	(X)	71.9	72.4	77.6	76.1	70.0	57.9
Carpooled		28.1	109,575	7,805	27,335	26,075	29,100	19,260
	Row percent	(X)	100.0	7.1	24.9	23.8	26.6	17.6
	Column percent	(X)	12.6	9.4	11.6	12.5	13.6	14.7
Public transportation (including taxicab)		39.4	87,300	875	8,940	16,360	29,445	31,675
	Row percent	(X)	100.0	1.0	10.2	18.7	33.7	36.3
	Column percent	(X)	10.0	1.1	3.8	7.8	13.7	24.3
Bicycle or walked		15.8	40,955	13,275	14,710	6,480	4,590	1,905
	Row percent	(X)	100.0	32.4	35.9	15.8	11.2	4.7
	Column percent	(X)	4.7	16.0	6.3	3.1	2.1	1.5
Motorcycle or other means		51.8	6,860	975	1,655	1,020	1,110	2,095
	Row percent	(X)	100.0	14.2	24.1	14.9	16.2	30.5
	Column percent	(X)	0.8	1.2	0.7	0.5	0.5	1.6
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.