CENSUS TRANSPORTATION PLANNING PACKAGE (CTPP 2000) Table 1. Profile of Selected 1990 and 2000 Characteristics
Geographic Area: Iowa County, Wisconsin
Subject	1990 Census		Census 2000		Change 1990 to 2000
	Number	Percent	Number	Percent	Number	Percent
POPULATION
Total population	20,150	100.0	22,780	100.0	2,630	13.1
In households	19,950	99.0	22,460	98.6	2,510	12.6
In group quarters	200	1.0	320	1.4	120	60.0
HOUSEHOLD SIZE
Total households	7,394	100.0	8,777	100.0	1,383	18.7
1-person household	1,727	23.4	2,125	24.2	398	23.0
2-person household	2,316	31.3	3,106	35.4	790	34.1
3-person household	1,198	16.2	1,306	14.9	108	9.0
4-person household	1,177	15.9	1,337	15.2	160	13.6
5-or-more-person household	976	13.2	903	10.3	-73	-7.5
Mean number of persons per household	2.70	(X)	2.56	(X)	-0.14	(X)
VEHICLES AVAILABLE1
Total households	7,394	100.0	8,777	100.0	1,383	18.7
No vehicle available	487	6.6	397	4.5	-90	-18.5
1 vehicle available	2,058	27.8	2,345	26.7	287	13.9
2 vehicles available	3,124	42.3	3,844	43.8	720	23.0
3 vehicles available	1,184	16.0	1,486	16.9	302	25.5
4 vehicles available	387	5.2	513	5.8	126	32.6
5 or more vehicles available	154	2.1	192	2.2	38	24.7
Mean vehicles per household	1.93	(X)	2.00	(X)	0.07	(X)
WORKERS BY SEX1
Workers 16 years and over	10,168	100.0	12,465	100.0	2,297	22.6
Male	5,443	53.5	6,505	52.2	1,062	19.5
Female	4,725	46.5	5,960	47.8	1,235	26.1
MEANS OF TRANSPORTATION TO WORK
Workers 16 years and over	10,168	100.0	12,467	100.0	2,299	22.6
Drove alone	6,625	65.2	9,296	74.6	2,671	40.3
Carpooled	1,421	14.0	1,567	12.6	146	10.3
Public transportation (including taxicab)	18	0.2	24	0.2	6	33.3
Bicycle or walked	783	7.7	490	3.9	-293	-37.4
Motorcycle or other means	72	0.7	48	0.4	-24	-33.3
Worked at home	1,249	12.3	1,042	8.4	-207	-16.6
TRAVEL TIME TO WORK
Workers who did not work at home	8,919	100.0	11,425	100.0	2,506	28.1
Less than 5 minutes	1,034	11.6	1,084	9.5	50	4.8
5 to 9 minutes	1,932	21.7	1,855	16.2	-77	-4.0
10 to 14 minutes	1,181	13.2	1,573	13.8	392	33.2
15 to 19 minutes	1,091	12.2	1,277	11.2	186	17.0
20 to 29 minutes	1,221	13.7	1,769	15.5	548	44.9
30 to 44 minutes	1,090	12.2	1,769	15.5	679	62.3
45 or more minutes	1,370	15.4	2,098	18.4	728	53.1
Mean travel time to work (minutes)	20.3	(X)	24.7	(X)	4.4	(X)
TIME LEAVING HOME TO GO TO WORK
Workers who did not work at home	8,919	100.0	11,425	100.0	2,506	28.1
5:00 a.m. to 6:59 a.m.	3,247	36.4	4,098	35.9	851	26.2
7:00 a.m. to 7:59 a.m.	2,652	29.7	3,547	31.0	895	33.7
8:00 a.m. to 8:59 a.m.	1,008	11.3	1,100	9.6	92	9.1
9:00 a.m. to 9:59 a.m.	257	2.9	347	3.0	90	35.0
10:00 a.m. to 11:59 a.m.	217	2.4	260	2.3	43	19.8
12:00 p.m. to 11:59 p.m.	1,106	12.4	1,499	13.1	393	35.5
12:00 a.m. to 4:59 a.m.	432	4.8	574	5.0	142	32.9
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: Iowa County, Wisconsin
Subject	Census 2000
	Number	Percent
POPULATION BY AGE
Total population	22,780	100.0
Under 16 years	5,366	23.6
16 to 20 years	1,521	6.7
21 to 24 years	793	3.5
25 to 44 years	6,945	30.5
45 to 64 years	5,112	22.4
65 years and over	3,043	13.4
Mean age (years)	36.6	(X)
HOUSEHOLD INCOME IN 19991
Total households	8,777	100.0
Less than $15,000	1,090	12.4
$15,000 to 19,999	544	6.2
$20,000 to 24,999	603	6.9
$25,000 to 49,999	2,915	33.2
$50,000 to 74,999	2,148	24.5
$75,000 to 99,999	882	10.0
$100,000 or more	595	6.8
Mean household income (dollars)	50,225	(X)
Median household income (dollars)	42,518	(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		2.00	8,775	395	2,345	3,845	1,485	705
	Row percent	(X)	100.0	4.5	26.7	43.8	16.9	8.0
	Column percent	(X)	100.0	100.0	100.0	100.0	100.0	100.0
1-person household		1.12	2,125	290	1,380	375	70	10
	Row percent	(X)	100.0	13.6	64.9	17.6	3.3	0.5
	Column percent	(X)	24.2	73.4	58.8	9.8	4.7	1.4
2-person household		2.01	3,105	65	565	1,935	410	135
	Row percent	(X)	100.0	2.1	18.2	62.3	13.2	4.3
	Column percent	(X)	35.4	16.5	24.1	50.3	27.6	19.1
3-person household		2.41	1,305	15	195	540	400	155
	Row percent	(X)	100.0	1.1	14.9	41.4	30.7	11.9
	Column percent	(X)	14.9	3.8	8.3	14.0	26.9	22.0
4-or-more-person household		2.58	2,240	30	205	990	610	405
	Row percent	(X)	100.0	1.3	9.2	44.2	27.2	18.1
	Column percent	(X)	25.5	7.6	8.7	25.7	41.1	57.4
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		24.7	11,425	2,940	2,850	1,770	1,770	2,100
	Row percent	(X)	100.0	25.7	24.9	15.5	15.5	18.4
	Column percent	(X)	100.0	100.0	100.0	100.0	100.0	100.0
Drove alone		24.1	9,295	2,295	2,415	1,555	1,445	1,585
	Row percent	(X)	100.0	24.7	26.0	16.7	15.5	17.1
	Column percent	(X)	81.4	78.1	84.7	87.9	81.6	75.5
Carpooled		34.1	1,565	210	360	200	300	500
	Row percent	(X)	100.0	13.4	23.0	12.8	19.2	31.9
	Column percent	(X)	13.7	7.1	12.6	11.3	16.9	23.8
Public transportation (including taxicab)		41.9	25	4	4	4	10	10
	Row percent	(X)	100.0	16.0	16.0	16.0	40.0	40.0
	Column percent	(X)	0.2	0.1	0.1	0.2	0.6	0.5
Bicycle or walked		5.1	490	410	60	10	10	0
	Row percent	(X)	100.0	83.7	12.2	2.0	2.0	0.0
	Column percent	(X)	4.3	13.9	2.1	0.6	0.6	0.0
Motorcycle or other means		19.6	50	25	15	0	4	4
	Row percent	(X)	100.0	50.0	30.0	0.0	8.0	8.0
	Column percent	(X)	0.4	0.9	0.5	0.0	0.2	0.2
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.