CENSUS TRANSPORTATION PLANNING PACKAGE (CTPP 2000) Table 1. Profile of Selected 1990 and 2000 Characteristics
Geographic Area: Polk County, Tennessee
Subject	1990 Census		Census 2000		Change 1990 to 2000
	Number	Percent	Number	Percent	Number	Percent
POPULATION
Total population	13,643	100.0	16,050	100.0	2,407	17.6
In households	13,541	99.3	15,855	98.8	2,314	17.1
In group quarters	102	0.7	195	1.2	93	91.2
HOUSEHOLD SIZE
Total households	5,079	100.0	6,458	100.0	1,379	27.2
1-person household	996	19.6	1,498	23.2	502	50.4
2-person household	1,714	33.7	2,392	37.0	678	39.6
3-person household	1,082	21.3	1,272	19.7	190	17.6
4-person household	839	16.5	903	14.0	64	7.6
5-or-more-person household	448	8.8	393	6.1	-55	-12.3
Mean number of persons per household	2.67	(X)	2.46	(X)	-0.21	(X)
VEHICLES AVAILABLE1
Total households	5,079	100.0	6,458	100.0	1,379	27.2
No vehicle available	363	7.1	399	6.2	36	9.9
1 vehicle available	1,270	25.0	1,819	28.2	549	43.2
2 vehicles available	2,087	41.1	2,554	39.5	467	22.4
3 vehicles available	918	18.1	1,182	18.3	264	28.8
4 vehicles available	284	5.6	372	5.8	88	31.0
5 or more vehicles available	157	3.1	132	2.0	-25	-15.9
Mean vehicles per household	2.00	(X)	1.96	(X)	-0.04	(X)
WORKERS BY SEX1
Workers 16 years and over	5,838	100.0	6,785	100.0	947	16.2
Male	3,241	55.5	3,825	56.4	584	18.0
Female	2,597	44.5	2,965	43.7	368	14.2
MEANS OF TRANSPORTATION TO WORK
Workers 16 years and over	5,838	100.0	6,786	100.0	948	16.2
Drove alone	4,195	71.9	5,125	75.5	930	22.2
Carpooled	1,285	22.0	1,258	18.5	-27	-2.1
Public transportation (including taxicab)	5	0.1	27	0.4	22	440.0
Bicycle or walked	143	2.4	139	2.0	-4	-2.8
Motorcycle or other means	11	0.2	32	0.5	21	190.9
Worked at home	199	3.4	205	3.0	6	3.0
TRAVEL TIME TO WORK
Workers who did not work at home	5,639	100.0	6,581	100.0	942	16.7
Less than 5 minutes	329	5.8	305	4.6	-24	-7.3
5 to 9 minutes	472	8.4	482	7.3	10	2.1
10 to 14 minutes	499	8.8	600	9.1	101	20.2
15 to 19 minutes	670	11.9	507	7.7	-163	-24.3
20 to 29 minutes	1,160	20.6	1,574	23.9	414	35.7
30 to 44 minutes	1,362	24.2	1,625	24.7	263	19.3
45 or more minutes	1,147	20.3	1,488	22.6	341	29.7
Mean travel time to work (minutes)	27.3	(X)	30.1	(X)	2.8	(X)
TIME LEAVING HOME TO GO TO WORK
Workers who did not work at home	5,639	100.0	6,581	100.0	942	16.7
5:00 a.m. to 6:59 a.m.	2,414	42.8	2,400	36.5	-14	-0.6
7:00 a.m. to 7:59 a.m.	1,409	25.0	1,907	29.0	498	35.3
8:00 a.m. to 8:59 a.m.	658	11.7	535	8.1	-123	-18.7
9:00 a.m. to 9:59 a.m.	181	3.2	240	3.6	59	32.6
10:00 a.m. to 11:59 a.m.	99	1.8	103	1.6	4	4.0
12:00 p.m. to 11:59 p.m.	727	12.9	1,111	16.9	384	52.8
12:00 a.m. to 4:59 a.m.	151	2.7	285	4.3	134	88.7
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: Polk County, Tennessee
Subject	Census 2000
	Number	Percent
POPULATION BY AGE
Total population	16,050	100.0
Under 16 years	3,251	20.3
16 to 20 years	862	5.4
21 to 24 years	824	5.1
25 to 44 years	4,569	28.5
45 to 64 years	4,225	26.3
65 years and over	2,319	14.4
Mean age (years)	38.5	(X)
HOUSEHOLD INCOME IN 19991
Total households	6,458	100.0
Less than $15,000	1,519	23.5
$15,000 to 19,999	565	8.7
$20,000 to 24,999	550	8.5
$25,000 to 49,999	2,231	34.5
$50,000 to 74,999	936	14.5
$75,000 to 99,999	336	5.2
$100,000 or more	321	5.0
Mean household income (dollars)	39,416	(X)
Median household income (dollars)	29,643	(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		1.96	6,460	400	1,820	2,555	1,180	505
	Row percent	(X)	100.0	6.2	28.2	39.6	18.3	7.8
	Column percent	(X)	100.0	100.0	100.0	100.0	100.0	100.0
1-person household		1.12	1,500	280	880	250	65	25
	Row percent	(X)	100.0	18.7	58.7	16.7	4.3	1.7
	Column percent	(X)	23.2	70.0	48.4	9.8	5.5	5.0
2-person household		2.00	2,390	80	530	1,215	475	95
	Row percent	(X)	100.0	3.3	22.2	50.8	19.9	4.0
	Column percent	(X)	37.0	20.0	29.1	47.6	40.3	18.8
3-person household		2.38	1,270	30	180	565	340	160
	Row percent	(X)	100.0	2.4	14.2	44.5	26.8	12.6
	Column percent	(X)	19.7	7.5	9.9	22.1	28.8	31.7
4-or-more-person household		2.43	1,295	10	230	520	305	230
	Row percent	(X)	100.0	0.8	17.8	40.2	23.6	17.8
	Column percent	(X)	20.0	2.5	12.6	20.4	25.8	45.5
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		30.1	6,580	785	1,105	1,575	1,625	1,490
	Row percent	(X)	100.0	11.9	16.8	23.9	24.7	22.6
	Column percent	(X)	100.0	100.0	100.0	100.0	100.0	100.0
Drove alone		28.6	5,125	510	945	1,285	1,405	975
	Row percent	(X)	100.0	10.0	18.4	25.1	27.4	19.0
	Column percent	(X)	77.9	65.0	85.5	81.6	86.5	65.4
Carpooled		37.7	1,260	160	120	285	210	480
	Row percent	(X)	100.0	12.7	9.5	22.6	16.7	38.1
	Column percent	(X)	19.1	20.4	10.9	18.1	12.9	32.2
Public transportation (including taxicab)		88.0	25	4	4	4	0	15
	Row percent	(X)	100.0	16.0	16.0	16.0	0.0	60.0
	Column percent	(X)	0.4	0.5	0.4	0.3	0.0	1.0
Bicycle or walked		6.1	140	115	20	0	0	4
	Row percent	(X)	100.0	82.1	14.3	0.0	0.0	2.9
	Column percent	(X)	2.1	14.6	1.8	0.0	0.0	0.3
Motorcycle or other means		29.5	30	0	10	0	10	10
	Row percent	(X)	100.0	0.0	33.3	0.0	33.3	33.3
	Column percent	(X)	0.5	0.0	0.9	0.0	0.6	0.7
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.