CENSUS TRANSPORTATION PLANNING PACKAGE (CTPP 2000) Table 1. Profile of Selected 1990 and 2000 Characteristics
Geographic Area: Lake County, South Dakota
Subject	1990 Census		Census 2000		Change 1990 to 2000
	Number	Percent	Number	Percent	Number	Percent
POPULATION
Total population	10,550	100.0	11,276	100.0	726	6.9
In households	10,082	95.6	10,541	93.5	459	4.6
In group quarters	468	4.4	735	6.5	267	57.1
HOUSEHOLD SIZE
Total households	4,053	100.0	4,369	100.0	316	7.8
1-person household	1,154	28.5	1,274	29.2	120	10.4
2-person household	1,383	34.1	1,628	37.3	245	17.7
3-person household	515	12.7	539	12.3	24	4.7
4-person household	552	13.6	546	12.5	-6	-1.1
5-or-more-person household	449	11.1	382	8.7	-67	-14.9
Mean number of persons per household	2.49	(X)	2.41	(X)	-0.07	(X)
VEHICLES AVAILABLE1
Total households	4,053	100.0	4,369	100.0	316	7.8
No vehicle available	250	6.2	171	3.9	-79	-31.6
1 vehicle available	1,167	28.8	1,273	29.1	106	9.1
2 vehicles available	1,617	39.9	1,761	40.3	144	8.9
3 vehicles available	619	15.3	709	16.2	90	14.5
4 vehicles available	265	6.5	335	7.7	70	26.4
5 or more vehicles available	135	3.3	120	2.7	-15	-11.1
Mean vehicles per household	1.98	(X)	2.04	(X)	0.06	(X)
WORKERS BY SEX1
Workers 16 years and over	5,045	100.0	5,850	100.0	805	16.0
Male	2,852	56.5	3,110	53.2	258	9.0
Female	2,193	43.5	2,740	46.8	547	24.9
MEANS OF TRANSPORTATION TO WORK
Workers 16 years and over	5,045	100.0	5,848	100.0	803	15.9
Drove alone	3,360	66.6	4,451	76.1	1,091	32.5
Carpooled	555	11.0	734	12.6	179	32.3
Public transportation (including taxicab)	8	0.2	7	0.1	-1	-12.5
Bicycle or walked	497	9.9	319	5.5	-178	-35.8
Motorcycle or other means	26	0.5	10	0.2	-16	-61.5
Worked at home	599	11.9	327	5.6	-272	-45.4
TRAVEL TIME TO WORK
Workers who did not work at home	4,446	100.0	5,521	100.0	1,075	24.2
Less than 5 minutes	639	14.4	639	11.6	0	0.0
5 to 9 minutes	1,687	37.9	1,848	33.5	161	9.5
10 to 14 minutes	818	18.4	1,086	19.7	268	32.8
15 to 19 minutes	446	10.0	472	8.5	26	5.8
20 to 29 minutes	320	7.2	500	9.1	180	56.2
30 to 44 minutes	203	4.6	473	8.6	270	133.0
45 or more minutes	333	7.5	503	9.1	170	51.1
Mean travel time to work (minutes)	13.2	(X)	15.8	(X)	2.6	(X)
TIME LEAVING HOME TO GO TO WORK
Workers who did not work at home	4,446	100.0	5,521	100.0	1,075	24.2
5:00 a.m. to 6:59 a.m.	953	21.4	1,412	25.6	459	48.2
7:00 a.m. to 7:59 a.m.	1,523	34.3	1,846	33.4	323	21.2
8:00 a.m. to 8:59 a.m.	925	20.8	786	14.2	-139	-15.0
9:00 a.m. to 9:59 a.m.	152	3.4	206	3.7	54	35.5
10:00 a.m. to 11:59 a.m.	153	3.4	164	3.0	11	7.2
12:00 p.m. to 11:59 p.m.	653	14.7	895	16.2	242	37.1
12:00 a.m. to 4:59 a.m.	87	2.0	212	3.8	125	143.7
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: Lake County, South Dakota
Subject	Census 2000
	Number	Percent
POPULATION BY AGE
Total population	11,276	100.0
Under 16 years	2,265	20.1
16 to 20 years	1,276	11.3
21 to 24 years	818	7.3
25 to 44 years	2,673	23.7
45 to 64 years	2,407	21.3
65 years and over	1,837	16.3
Mean age (years)	37.5	(X)
HOUSEHOLD INCOME IN 19991
Total households	4,369	100.0
Less than $15,000	811	18.6
$15,000 to 19,999	304	7.0
$20,000 to 24,999	441	10.1
$25,000 to 49,999	1,549	35.5
$50,000 to 74,999	853	19.5
$75,000 to 99,999	226	5.2
$100,000 or more	185	4.2
Mean household income (dollars)	41,271	(X)
Median household income (dollars)	34,087	(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		2.04	4,370	170	1,275	1,760	710	455
	Row percent	(X)	100.0	3.9	29.2	40.3	16.2	10.4
	Column percent	(X)	100.0	100.0	100.0	100.0	100.0	100.0
1-person household		1.25	1,275	110	830	260	65	15
	Row percent	(X)	100.0	8.6	65.1	20.4	5.1	1.2
	Column percent	(X)	29.2	64.7	65.1	14.8	9.2	3.3
2-person household		2.04	1,630	40	320	935	250	80
	Row percent	(X)	100.0	2.5	19.6	57.4	15.3	4.9
	Column percent	(X)	37.3	23.5	25.1	53.1	35.2	17.6
3-person household		2.62	540	4	85	170	165	110
	Row percent	(X)	100.0	0.7	15.7	31.5	30.6	20.4
	Column percent	(X)	12.4	2.4	6.7	9.7	23.2	24.2
4-or-more-person household		2.81	930	15	35	395	230	250
	Row percent	(X)	100.0	1.6	3.8	42.5	24.7	26.9
	Column percent	(X)	21.3	8.8	2.7	22.4	32.4	54.9
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		15.8	5,520	2,485	1,560	500	475	505
	Row percent	(X)	100.0	45.0	28.3	9.1	8.6	9.1
	Column percent	(X)	100.0	100.0	100.0	100.0	100.0	100.0
Drove alone		15.5	4,450	2,005	1,280	410	360	390
	Row percent	(X)	100.0	45.1	28.8	9.2	8.1	8.8
	Column percent	(X)	80.6	80.7	82.1	82.0	75.8	77.2
Carpooled		22.6	735	185	240	85	110	110
	Row percent	(X)	100.0	25.2	32.7	11.6	15.0	15.0
	Column percent	(X)	13.3	7.4	15.4	17.0	23.2	21.8
Public transportation (including taxicab)		17.1	4	0	4	4	0	0
	Row percent	(X)	100.0	0.0	100.0	100.0	0.0	0.0
	Column percent	(X)	0.1	0.0	0.3	0.8	0.0	0.0
Bicycle or walked		4.6	320	290	30	0	0	0
	Row percent	(X)	100.0	90.6	9.4	0.0	0.0	0.0
	Column percent	(X)	5.8	11.7	1.9	0.0	0.0	0.0
Motorcycle or other means		44.0	10	10	0	0	0	4
	Row percent	(X)	100.0	100.0	0.0	0.0	0.0	40.0
	Column percent	(X)	0.2	0.4	0.0	0.0	0.0	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.