CENSUS TRANSPORTATION PLANNING PACKAGE (CTPP 2000) Table 1. Profile of Selected 1990 and 2000 Characteristics
Geographic Area: Prince George's County, Maryland
Subject	1990 Census		Census 2000		Change 1990 to 2000
	Number	Percent	Number	Percent	Number	Percent
POPULATION
Total population	729,268	100.0	801,515	100.0	72,247	9.9
In households	712,977	97.8	784,120	97.8	71,143	10.0
In group quarters	16,291	2.2	17,395	2.2	1,104	6.8
HOUSEHOLD SIZE
Total households	257,689	100.0	286,650	100.0	28,961	11.2
1-person household	55,368	21.5	69,004	24.1	13,636	24.6
2-person household	75,398	29.3	82,673	28.8	7,275	9.6
3-person household	52,980	20.6	54,379	19.0	1,399	2.6
4-person household	41,878	16.3	42,664	14.9	786	1.9
5-or-more-person household	32,065	12.4	37,930	13.2	5,865	18.3
Mean number of persons per household	2.77	(X)	2.74	(X)	-0.03	(X)
VEHICLES AVAILABLE1
Total households	257,689	100.0	286,650	100.0	28,961	11.2
No vehicle available	23,789	9.2	29,499	10.3	5,710	24.0
1 vehicle available	89,073	34.6	110,495	38.5	21,422	24.0
2 vehicles available	93,177	36.2	97,740	34.1	4,563	4.9
3 vehicles available	35,979	14.0	35,559	12.4	-420	-1.2
4 vehicles available	11,681	4.5	9,545	3.3	-2,136	-18.3
5 or more vehicles available	3,990	1.5	3,812	1.3	-178	-4.5
Mean vehicles per household	1.75	(X)	1.64	(X)	-0.11	(X)
WORKERS BY SEX1
Workers 16 years and over	414,918	100.0	397,405	100.0	-17,513	-4.2
Male	210,631	50.8	192,310	48.4	-18,321	-8.7
Female	204,287	49.2	205,095	51.6	808	0.4
MEANS OF TRANSPORTATION TO WORK
Workers 16 years and over	414,918	100.0	397,403	100.0	-17,515	-4.2
Drove alone	264,620	63.8	265,309	66.8	689	0.3
Carpooled	77,429	18.7	64,325	16.2	-13,104	-16.9
Public transportation (including taxicab)	51,995	12.5	47,320	11.9	-4,675	-9.0
Bicycle or walked	12,191	2.9	9,604	2.4	-2,587	-21.2
Motorcycle or other means	2,532	0.6	2,794	0.7	262	10.3
Worked at home	6,151	1.5	8,051	2.0	1,900	30.9
TRAVEL TIME TO WORK
Workers who did not work at home	408,767	100.0	389,352	100.0	-19,415	-4.7
Less than 5 minutes	6,319	1.5	4,268	1.1	-2,051	-32.5
5 to 9 minutes	22,175	5.4	16,891	4.3	-5,284	-23.8
10 to 14 minutes	36,109	8.8	29,711	7.6	-6,398	-17.7
15 to 19 minutes	46,798	11.4	37,996	9.8	-8,802	-18.8
20 to 29 minutes	79,787	19.5	65,949	16.9	-13,838	-17.3
30 to 44 minutes	115,898	28.4	107,648	27.6	-8,250	-7.1
45 or more minutes	101,681	24.9	126,889	32.6	25,208	24.8
Mean travel time to work (minutes)	30.0	(X)	35.9	(X)	5.9	(X)
TIME LEAVING HOME TO GO TO WORK
Workers who did not work at home	408,767	100.0	389,352	100.0	-19,415	-4.7
5:00 a.m. to 6:59 a.m.	130,202	31.9	124,629	32.0	-5,573	-4.3
7:00 a.m. to 7:59 a.m.	128,263	31.4	116,598	29.9	-11,665	-9.1
8:00 a.m. to 8:59 a.m.	65,875	16.1	58,391	15.0	-7,484	-11.4
9:00 a.m. to 9:59 a.m.	19,223	4.7	21,169	5.4	1,946	10.1
10:00 a.m. to 11:59 a.m.	10,609	2.6	12,450	3.2	1,841	17.4
12:00 p.m. to 11:59 p.m.	45,468	11.1	44,043	11.3	-1,425	-3.1
12:00 a.m. to 4:59 a.m.	9,127	2.2	12,072	3.1	2,945	32.3
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: Prince George's County, Maryland
Subject	Census 2000
	Number	Percent
POPULATION BY AGE
Total population	801,515	100.0
Under 16 years	192,864	24.1
16 to 20 years	59,022	7.4
21 to 24 years	45,931	5.7
25 to 44 years	265,541	33.1
45 to 64 years	176,342	22.0
65 years and over	61,815	7.7
Mean age (years)	33.3	(X)
HOUSEHOLD INCOME IN 19991
Total households	286,650	100.0
Less than $15,000	22,929	8.0
$15,000 to 19,999	10,398	3.6
$20,000 to 24,999	12,758	4.5
$25,000 to 49,999	80,709	28.2
$50,000 to 74,999	67,370	23.5
$75,000 to 99,999	43,778	15.3
$100,000 or more	48,708	17.0
Mean household income (dollars)	64,422	(X)
Median household income (dollars)	55,256	(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		1.64	286,650	29,500	110,495	97,740	35,560	13,355
	Row percent	(X)	100.0	10.3	38.5	34.1	12.4	4.7
	Column percent	(X)	100.0	100.0	100.0	100.0	100.0	100.0
1-person household		1.01	69,005	11,845	47,360	8,150	1,250	400
	Row percent	(X)	100.0	17.2	68.6	11.8	1.8	0.6
	Column percent	(X)	24.1	40.2	42.9	8.3	3.5	3.0
2-person household		1.65	82,675	7,245	27,890	36,900	8,675	1,965
	Row percent	(X)	100.0	8.8	33.7	44.6	10.5	2.4
	Column percent	(X)	28.8	24.6	25.2	37.8	24.4	14.7
3-person household		1.86	54,380	4,295	15,995	20,850	10,370	2,870
	Row percent	(X)	100.0	7.9	29.4	38.3	19.1	5.3
	Column percent	(X)	19.0	14.6	14.5	21.3	29.2	21.5
4-or-more-person household		2.04	80,595	6,115	19,245	31,835	15,265	8,130
	Row percent	(X)	100.0	7.6	23.9	39.5	18.9	10.1
	Column percent	(X)	28.1	20.7	17.4	32.6	42.9	60.9
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		35.9	389,350	21,160	67,705	65,950	107,650	126,890
	Row percent	(X)	100.0	5.4	17.4	16.9	27.6	32.6
	Column percent	(X)	100.0	100.0	100.0	100.0	100.0	100.0
Drove alone		33.2	265,310	14,165	51,005	51,680	76,375	72,080
	Row percent	(X)	100.0	5.3	19.2	19.5	28.8	27.2
	Column percent	(X)	68.1	66.9	75.3	78.4	70.9	56.8
Carpooled		37.3	64,325	2,785	9,995	9,920	18,845	22,785
	Row percent	(X)	100.0	4.3	15.5	15.4	29.3	35.4
	Column percent	(X)	16.5	13.2	14.8	15.0	17.5	18.0
Public transportation (including taxicab)		53.2	47,320	435	2,180	2,970	11,090	30,650
	Row percent	(X)	100.0	0.9	4.6	6.3	23.4	64.8
	Column percent	(X)	12.2	2.1	3.2	4.5	10.3	24.2
Bicycle or walked		13.9	9,605	3,610	4,010	950	650	380
	Row percent	(X)	100.0	37.6	41.7	9.9	6.8	4.0
	Column percent	(X)	2.5	17.1	5.9	1.4	0.6	0.3
Motorcycle or other means		40.4	2,795	160	515	430	690	995
	Row percent	(X)	100.0	5.7	18.4	15.4	24.7	35.6
	Column percent	(X)	0.7	0.8	0.8	0.7	0.6	0.8
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.