CENSUS TRANSPORTATION PLANNING PACKAGE (CTPP 2000) Table 1. Profile of Selected 1990 and 2000 Characteristics
Geographic Area: Clay County, South Dakota
Subject	1990 Census		Census 2000		Change 1990 to 2000
	Number	Percent	Number	Percent	Number	Percent
POPULATION
Total population	13,186	100.0	13,537	100.0	351	2.7
In households	10,623	80.6	11,329	83.7	706	6.6
In group quarters	2,563	19.4	2,208	16.3	-355	-13.9
HOUSEHOLD SIZE
Total households	4,436	100.0	4,872	100.0	436	9.8
1-person household	1,289	29.1	1,520	31.2	231	17.9
2-person household	1,567	35.3	1,727	35.4	160	10.2
3-person household	657	14.8	688	14.1	31	4.7
4-person household	555	12.5	550	11.3	-5	-0.9
5-or-more-person household	368	8.3	387	7.9	19	5.2
Mean number of persons per household	2.39	(X)	2.33	(X)	-0.07	(X)
VEHICLES AVAILABLE1
Total households	4,436	100.0	4,872	100.0	436	9.8
No vehicle available	211	4.8	236	4.8	25	11.8
1 vehicle available	1,508	34.0	1,800	36.9	292	19.4
2 vehicles available	1,719	38.8	1,768	36.3	49	2.9
3 vehicles available	625	14.1	645	13.2	20	3.2
4 vehicles available	276	6.2	275	5.6	-1	-0.4
5 or more vehicles available	97	2.2	148	3.0	51	52.6
Mean vehicles per household	1.91	(X)	1.88	(X)	-0.03	(X)
WORKERS BY SEX1
Workers 16 years and over	6,382	100.0	6,765	100.0	383	6.0
Male	3,300	51.7	3,540	52.3	240	7.3
Female	3,082	48.3	3,220	47.6	138	4.5
MEANS OF TRANSPORTATION TO WORK
Workers 16 years and over	6,382	100.0	6,763	100.0	381	6.0
Drove alone	3,720	58.3	4,728	69.9	1,008	27.1
Carpooled	695	10.9	680	10.1	-15	-2.2
Public transportation (including taxicab)	0	0.0	32	0.5	32	0.0
Bicycle or walked	1,254	19.6	940	13.9	-314	-25.0
Motorcycle or other means	55	0.9	16	0.2	-39	-70.9
Worked at home	658	10.3	367	5.4	-291	-44.2
TRAVEL TIME TO WORK
Workers who did not work at home	5,724	100.0	6,396	100.0	672	11.7
Less than 5 minutes	958	16.7	1,027	16.1	69	7.2
5 to 9 minutes	2,037	35.6	2,185	34.2	148	7.3
10 to 14 minutes	1,300	22.7	893	14.0	-407	-31.3
15 to 19 minutes	381	6.7	523	8.2	142	37.3
20 to 29 minutes	313	5.5	429	6.7	116	37.1
30 to 44 minutes	372	6.5	721	11.3	349	93.8
45 or more minutes	363	6.3	618	9.7	255	70.2
Mean travel time to work (minutes)	12.8	(X)	16.3	(X)	3.5	(X)
TIME LEAVING HOME TO GO TO WORK
Workers who did not work at home	5,724	100.0	6,396	100.0	672	11.7
5:00 a.m. to 6:59 a.m.	638	11.1	897	14.0	259	40.6
7:00 a.m. to 7:59 a.m.	1,621	28.3	1,893	29.6	272	16.8
8:00 a.m. to 8:59 a.m.	1,091	19.1	1,060	16.6	-31	-2.8
9:00 a.m. to 9:59 a.m.	528	9.2	477	7.5	-51	-9.7
10:00 a.m. to 11:59 a.m.	369	6.4	380	5.9	11	3.0
12:00 p.m. to 11:59 p.m.	1,397	24.4	1,583	24.7	186	13.3
12:00 a.m. to 4:59 a.m.	80	1.4	106	1.7	26	32.5
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: Clay County, South Dakota
Subject	Census 2000
	Number	Percent
POPULATION BY AGE
Total population	13,537	100.0
Under 16 years	2,323	17.2
16 to 20 years	2,312	17.1
21 to 24 years	2,183	16.1
25 to 44 years	3,162	23.4
45 to 64 years	2,175	16.1
65 years and over	1,382	10.2
Mean age (years)	32.2	(X)
HOUSEHOLD INCOME IN 19991
Total households	4,872	100.0
Less than $15,000	1,426	29.3
$15,000 to 19,999	415	8.5
$20,000 to 24,999	450	9.2
$25,000 to 49,999	1,260	25.9
$50,000 to 74,999	798	16.4
$75,000 to 99,999	258	5.3
$100,000 or more	265	5.4
Mean household income (dollars)	37,456	(X)
Median household income (dollars)	27,535	(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		1.88	4,870	235	1,800	1,770	645	425
	Row percent	(X)	100.0	4.8	37.0	36.3	13.2	8.7
	Column percent	(X)	100.0	100.0	100.0	100.0	100.0	100.0
1-person household		1.08	1,520	160	1,160	150	25	20
	Row percent	(X)	100.0	10.5	76.3	9.9	1.6	1.3
	Column percent	(X)	31.2	68.1	64.4	8.5	3.9	4.7
2-person household		1.87	1,725	70	415	995	190	60
	Row percent	(X)	100.0	4.1	24.1	57.7	11.0	3.5
	Column percent	(X)	35.4	29.8	23.1	56.2	29.5	14.1
3-person household		2.33	690	4	120	290	200	70
	Row percent	(X)	100.0	0.6	17.4	42.0	29.0	10.1
	Column percent	(X)	14.2	1.7	6.7	16.4	31.0	16.5
4-or-more-person household		2.86	935	4	100	330	230	270
	Row percent	(X)	100.0	0.4	10.7	35.3	24.6	28.9
	Column percent	(X)	19.2	1.7	5.6	18.6	35.7	63.5
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		16.3	6,395	3,210	1,415	430	720	620
	Row percent	(X)	100.0	50.2	22.1	6.7	11.3	9.7
	Column percent	(X)	100.0	100.0	100.0	100.0	100.0	100.0
Drove alone		16.4	4,730	2,395	970	340	550	475
	Row percent	(X)	100.0	50.6	20.5	7.2	11.6	10.0
	Column percent	(X)	74.0	74.6	68.6	79.1	76.4	76.6
Carpooled		22.9	680	230	115	75	140	120
	Row percent	(X)	100.0	33.8	16.9	11.0	20.6	17.6
	Column percent	(X)	10.6	7.2	8.1	17.4	19.4	19.4
Public transportation (including taxicab)		27.2	30	0	10	0	20	4
	Row percent	(X)	100.0	0.0	33.3	0.0	66.7	13.3
	Column percent	(X)	0.5	0.0	0.7	0.0	2.8	0.6
Bicycle or walked		9.2	940	590	315	15	10	15
	Row percent	(X)	100.0	62.8	33.5	1.6	1.1	1.6
	Column percent	(X)	14.7	18.4	22.3	3.5	1.4	2.4
Motorcycle or other means		97.5	15	0	10	0	0	4
	Row percent	(X)	100.0	0.0	66.7	0.0	0.0	26.7
	Column percent	(X)	0.2	0.0	0.7	0.0	0.0	0.6
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.