CENSUS TRANSPORTATION PLANNING PACKAGE (CTPP 2000) Table 1. Profile of Selected 1990 and 2000 Characteristics
Geographic Area: Multnomah County, Oregon
Subject	1990 Census		Census 2000		Change 1990 to 2000
	Number	Percent	Number	Percent	Number	Percent
POPULATION
Total population	583,887	100.0	660,486	100.0	76,599	13.1
In households	570,508	97.7	643,770	97.5	73,262	12.8
In group quarters	13,379	2.3	16,716	2.5	3,337	24.9
HOUSEHOLD SIZE
Total households	242,320	100.0	272,356	100.0	30,036	12.4
1-person household	77,088	31.8	88,275	32.4	11,187	14.5
2-person household	80,038	33.0	90,288	33.2	10,250	12.8
3-person household	36,365	15.0	39,901	14.7	3,536	9.7
4-person household	29,417	12.1	30,367	11.1	950	3.2
5-or-more-person household	19,412	8.0	23,525	8.6	4,113	21.2
Mean number of persons per household	2.35	(X)	2.36	(X)	0.01	(X)
VEHICLES AVAILABLE1
Total households	242,320	100.0	272,356	100.0	30,036	12.4
No vehicle available	32,583	13.4	34,489	12.7	1,906	5.8
1 vehicle available	89,553	37.0	104,448	38.3	14,895	16.6
2 vehicles available	85,865	35.4	95,843	35.2	9,978	11.6
3 vehicles available	25,697	10.6	28,043	10.3	2,346	9.1
4 vehicles available	6,275	2.6	6,925	2.5	650	10.4
5 or more vehicles available	2,347	1.0	2,608	1.0	261	11.1
Mean vehicles per household	1.55	(X)	1.55	(X)	[ <0 ]	(X)
WORKERS BY SEX1
Workers 16 years and over	286,600	100.0	335,180	100.0	48,580	17.0
Male	154,988	54.1	178,345	53.2	23,357	15.1
Female	131,612	45.9	156,835	46.8	25,223	19.2
MEANS OF TRANSPORTATION TO WORK
Workers 16 years and over	286,600	100.0	335,182	100.0	48,582	17.0
Drove alone	193,762	67.6	220,006	65.6	26,244	13.5
Carpooled	36,933	12.9	40,282	12.0	3,349	9.1
Public transportation (including taxicab)	27,601	9.6	37,300	11.1	9,699	35.1
Bicycle or walked	15,899	5.5	20,297	6.1	4,398	27.7
Motorcycle or other means	2,664	0.9	2,822	0.8	158	5.9
Worked at home	9,741	3.4	14,475	4.3	4,734	48.6
TRAVEL TIME TO WORK
Workers who did not work at home	276,859	100.0	320,707	100.0	43,848	15.8
Less than 5 minutes	8,072	2.9	7,556	2.4	-516	-6.4
5 to 9 minutes	27,688	10.0	27,507	8.6	-181	-0.7
10 to 14 minutes	44,955	16.2	46,598	14.5	1,643	3.7
15 to 19 minutes	54,510	19.7	58,690	18.3	4,180	7.7
20 to 29 minutes	71,208	25.7	80,745	25.2	9,537	13.4
30 to 44 minutes	48,269	17.4	64,940	20.2	16,671	34.5
45 or more minutes	22,157	8.0	34,671	10.8	12,514	56.5
Mean travel time to work (minutes)	21.1	(X)	23.8	(X)	2.7	(X)
TIME LEAVING HOME TO GO TO WORK
Workers who did not work at home	276,859	100.0	320,707	100.0	43,848	15.8
5:00 a.m. to 6:59 a.m.	68,713	24.8	78,050	24.3	9,337	13.6
7:00 a.m. to 7:59 a.m.	88,083	31.8	95,660	29.8	7,577	8.6
8:00 a.m. to 8:59 a.m.	45,880	16.6	54,149	16.9	8,269	18.0
9:00 a.m. to 9:59 a.m.	14,499	5.2	20,228	6.3	5,729	39.5
10:00 a.m. to 11:59 a.m.	10,821	3.9	14,886	4.6	4,065	37.6
12:00 p.m. to 11:59 p.m.	41,889	15.1	46,636	14.5	4,747	11.3
12:00 a.m. to 4:59 a.m.	6,974	2.5	11,098	3.5	4,124	59.1
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: Multnomah County, Oregon
Subject	Census 2000
	Number	Percent
POPULATION BY AGE
Total population	660,486	100.0
Under 16 years	131,435	19.9
16 to 20 years	42,896	6.5
21 to 24 years	39,833	6.0
25 to 44 years	224,646	34.0
45 to 64 years	147,848	22.4
65 years and over	73,828	11.2
Mean age (years)	35.9	(X)
HOUSEHOLD INCOME IN 19991
Total households	272,356	100.0
Less than $15,000	41,742	15.3
$15,000 to 19,999	16,850	6.2
$20,000 to 24,999	18,419	6.8
$25,000 to 49,999	84,472	31.0
$50,000 to 74,999	55,219	20.3
$75,000 to 99,999	27,060	9.9
$100,000 or more	28,594	10.5
Mean household income (dollars)	53,941	(X)
Median household income (dollars)	41,278	(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	272,355	34,490	104,450	95,845	28,045	9,535
	Row percent	(X)	100.0	12.7	38.4	35.2	10.3	3.5
	Column percent	(X)	100.0	100.0	100.0	100.0	100.0	100.0
1-person household		0.90	88,275	22,420	55,540	8,240	1,530	550
	Row percent	(X)	100.0	25.4	62.9	9.3	1.7	0.6
	Column percent	(X)	32.4	65.0	53.2	8.6	5.5	5.8
2-person household		1.69	90,290	6,500	28,015	45,490	8,305	1,975
	Row percent	(X)	100.0	7.2	31.0	50.4	9.2	2.2
	Column percent	(X)	33.2	18.8	26.8	47.5	29.6	20.7
3-person household		1.92	39,900	2,635	10,145	17,345	8,015	1,760
	Row percent	(X)	100.0	6.6	25.4	43.5	20.1	4.4
	Column percent	(X)	14.6	7.6	9.7	18.1	28.6	18.5
4-or-more-person household		2.11	53,890	2,930	10,750	24,770	10,195	5,250
	Row percent	(X)	100.0	5.4	19.9	46.0	18.9	9.7
	Column percent	(X)	19.8	8.5	10.3	25.8	36.4	55.1
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		23.8	320,705	35,065	105,290	80,745	64,940	34,670
	Row percent	(X)	100.0	10.9	32.8	25.2	20.2	10.8
	Column percent	(X)	100.0	100.0	100.0	100.0	100.0	100.0
Drove alone		21.8	220,005	23,270	79,615	59,695	42,140	15,280
	Row percent	(X)	100.0	10.6	36.2	27.1	19.2	6.9
	Column percent	(X)	68.6	66.4	75.6	73.9	64.9	44.1
Carpooled		24.5	40,280	3,270	13,245	10,645	8,820	4,310
	Row percent	(X)	100.0	8.1	32.9	26.4	21.9	10.7
	Column percent	(X)	12.6	9.3	12.6	13.2	13.6	12.4
Public transportation (including taxicab)		38.9	37,300	370	4,915	6,795	11,780	13,435
	Row percent	(X)	100.0	1.0	13.2	18.2	31.6	36.0
	Column percent	(X)	11.6	1.1	4.7	8.4	18.1	38.8
Bicycle or walked		14.5	20,295	7,860	6,840	3,085	1,690	820
	Row percent	(X)	100.0	38.7	33.7	15.2	8.3	4.0
	Column percent	(X)	6.3	22.4	6.5	3.8	2.6	2.4
Motorcycle or other means		40.3	2,820	295	675	525	505	825
	Row percent	(X)	100.0	10.5	23.9	18.6	17.9	29.3
	Column percent	(X)	0.9	0.8	0.6	0.7	0.8	2.4
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.