CENSUS TRANSPORTATION PLANNING PACKAGE (CTPP 2000) Table 1. Profile of Selected 1990 and 2000 Characteristics
Geographic Area: Gibson County, Tennessee
Subject	1990 Census		Census 2000		Change 1990 to 2000
	Number	Percent	Number	Percent	Number	Percent
POPULATION
Total population	46,315	100.0	48,152	100.0	1,837	4.0
In households	45,554	98.4	47,085	97.8	1,531	3.4
In group quarters	761	1.6	1,067	2.2	306	40.2
HOUSEHOLD SIZE
Total households	18,324	100.0	19,500	100.0	1,176	6.4
1-person household	4,562	24.9	5,337	27.4	775	17.0
2-person household	6,261	34.2	6,681	34.3	420	6.7
3-person household	3,472	18.9	3,468	17.8	-4	-0.1
4-person household	2,680	14.6	2,608	13.4	-72	-2.7
5-or-more-person household	1,349	7.4	1,406	7.2	57	4.2
Mean number of persons per household	2.49	(X)	2.41	(X)	-0.07	(X)
VEHICLES AVAILABLE1
Total households	18,324	100.0	19,500	100.0	1,176	6.4
No vehicle available	1,918	10.5	1,483	7.6	-435	-22.7
1 vehicle available	6,322	34.5	6,542	33.5	220	3.5
2 vehicles available	6,988	38.1	7,997	41.0	1,009	14.4
3 vehicles available	2,360	12.9	2,734	14.0	374	15.8
4 vehicles available	633	3.5	598	3.1	-35	-5.5
5 or more vehicles available	103	0.6	146	0.7	43	41.7
Mean vehicles per household	1.66	(X)	1.74	(X)	0.08	(X)
WORKERS BY SEX1
Workers 16 years and over	19,610	100.0	21,000	100.0	1,390	7.1
Male	10,377	52.9	11,365	54.1	988	9.5
Female	9,233	47.1	9,630	45.9	397	4.3
MEANS OF TRANSPORTATION TO WORK
Workers 16 years and over	19,610	100.0	20,998	100.0	1,388	7.1
Drove alone	15,513	79.1	17,764	84.6	2,251	14.5
Carpooled	2,951	15.0	2,447	11.7	-504	-17.1
Public transportation (including taxicab)	32	0.2	38	0.2	6	18.8
Bicycle or walked	480	2.4	210	1.0	-270	-56.2
Motorcycle or other means	204	1.0	214	1.0	10	4.9
Worked at home	430	2.2	325	1.5	-105	-24.4
TRAVEL TIME TO WORK
Workers who did not work at home	19,180	100.0	20,673	100.0	1,493	7.8
Less than 5 minutes	1,287	6.7	1,230	5.9	-57	-4.4
5 to 9 minutes	4,208	21.9	3,139	15.2	-1,069	-25.4
10 to 14 minutes	3,346	17.4	3,224	15.6	-122	-3.6
15 to 19 minutes	2,958	15.4	3,054	14.8	96	3.2
20 to 29 minutes	3,149	16.4	3,967	19.2	818	26.0
30 to 44 minutes	2,796	14.6	4,032	19.5	1,236	44.2
45 or more minutes	1,436	7.5	2,027	9.8	591	41.2
Mean travel time to work (minutes)	17.9	(X)	22.1	(X)	4.2	(X)
TIME LEAVING HOME TO GO TO WORK
Workers who did not work at home	19,180	100.0	20,673	100.0	1,493	7.8
5:00 a.m. to 6:59 a.m.	6,987	36.4	7,629	36.9	642	9.2
7:00 a.m. to 7:59 a.m.	5,928	30.9	5,788	28.0	-140	-2.4
8:00 a.m. to 8:59 a.m.	1,821	9.5	1,625	7.9	-196	-10.8
9:00 a.m. to 9:59 a.m.	438	2.3	395	1.9	-43	-9.8
10:00 a.m. to 11:59 a.m.	281	1.5	325	1.6	44	15.7
12:00 p.m. to 11:59 p.m.	3,209	16.7	4,098	19.8	889	27.7
12:00 a.m. to 4:59 a.m.	516	2.7	813	3.9	297	57.6
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.

CENSUS TRANSPORTATION PLANNING PACKAGE (CTPP 2000) Table 2. Profile of Selected 2000 Characteristics
Geographic Area: Gibson County, Tennessee
Subject	Census 2000
	Number	Percent
POPULATION BY AGE
Total population	48,152	100.0
Under 16 years	10,263	21.3
16 to 20 years	3,098	6.4
21 to 24 years	2,040	4.2
25 to 44 years	12,966	26.9
45 to 64 years	11,328	23.5
65 years and over	8,457	17.6
Mean age (years)	39.1	(X)
HOUSEHOLD INCOME IN 19991
Total households	19,500	100.0
Less than $15,000	4,221	21.6
$15,000 to 19,999	1,533	7.9
$20,000 to 24,999	1,889	9.7
$25,000 to 49,999	6,489	33.3
$50,000 to 74,999	3,399	17.4
$75,000 to 99,999	1,171	6.0
$100,000 or more	798	4.1
Mean household income (dollars)	39,678	(X)
Median household income (dollars)	31,105	(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		1.74	19,500	1,485	6,540	7,995	2,735	745
	Row percent	(X)	100.0	7.6	33.5	41.0	14.0	3.8
	Column percent	(X)	100.0	100.0	100.0	100.0	100.0	100.0
1-person household		1.00	5,335	985	3,465	805	65	20
	Row percent	(X)	100.0	18.5	64.9	15.1	1.2	0.4
	Column percent	(X)	27.4	66.3	53.0	10.1	2.4	2.7
2-person household		1.83	6,680	215	1,745	3,840	770	110
	Row percent	(X)	100.0	3.2	26.1	57.5	11.5	1.6
	Column percent	(X)	34.3	14.5	26.7	48.0	28.2	14.8
3-person household		2.06	3,470	135	740	1,545	870	180
	Row percent	(X)	100.0	3.9	21.3	44.5	25.1	5.2
	Column percent	(X)	17.8	9.1	11.3	19.3	31.8	24.2
4-or-more-person household		2.29	4,015	150	585	1,810	1,030	435
	Row percent	(X)	100.0	3.7	14.6	45.1	25.7	10.8
	Column percent	(X)	20.6	10.1	8.9	22.6	37.7	58.4
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		22.1	20,675	4,370	6,280	3,965	4,030	2,025
	Row percent	(X)	100.0	21.1	30.4	19.2	19.5	9.8
	Column percent	(X)	100.0	100.0	100.0	100.0	100.0	100.0
Drove alone		22.2	17,765	3,620	5,460	3,545	3,410	1,735
	Row percent	(X)	100.0	20.4	30.7	20.0	19.2	9.8
	Column percent	(X)	85.9	82.8	86.9	89.4	84.6	85.7
Carpooled		22.4	2,445	530	725	385	555	250
	Row percent	(X)	100.0	21.7	29.7	15.7	22.7	10.2
	Column percent	(X)	11.8	12.1	11.5	9.7	13.8	12.3
Public transportation (including taxicab)		14.2	40	4	20	0	10	0
	Row percent	(X)	100.0	10.0	50.0	0.0	25.0	0.0
	Column percent	(X)	0.2	0.1	0.3	0.0	0.2	0.0
Bicycle or walked		8.0	210	140	45	10	20	0
	Row percent	(X)	100.0	66.7	21.4	4.8	9.5	0.0
	Column percent	(X)	1.0	3.2	0.7	0.3	0.5	0.0
Motorcycle or other means		23.8	215	75	25	30	40	45
	Row percent	(X)	100.0	34.9	11.6	14.0	18.6	20.9
	Column percent	(X)	1.0	1.7	0.4	0.8	1.0	2.2
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.