CENSUS TRANSPORTATION PLANNING PACKAGE (CTPP 2000) Table 1. Profile of Selected 1990 and 2000 Characteristics
Geographic Area: Humboldt County, Iowa
Subject	1990 Census		Census 2000		Change 1990 to 2000
	Number	Percent	Number	Percent	Number	Percent
POPULATION
Total population	10,756	100.0	10,381	100.0	-375	-3.5
In households	10,589	98.4	10,219	98.4	-370	-3.5
In group quarters	167	1.6	162	1.6	-5	-3.0
HOUSEHOLD SIZE
Total households	4,360	100.0	4,305	100.0	-55	-1.3
1-person household	1,136	26.1	1,283	29.8	147	12.9
2-person household	1,654	37.9	1,564	36.3	-90	-5.4
3-person household	553	12.7	545	12.7	-8	-1.4
4-person household	614	14.1	539	12.5	-75	-12.2
5-or-more-person household	403	9.2	374	8.7	-29	-7.2
Mean number of persons per household	2.43	(X)	2.37	(X)	-0.05	(X)
VEHICLES AVAILABLE1
Total households	4,360	100.0	4,305	100.0	-55	-1.3
No vehicle available	143	3.3	190	4.4	47	32.9
1 vehicle available	1,382	31.7	1,287	29.9	-95	-6.9
2 vehicles available	1,903	43.6	1,736	40.3	-167	-8.8
3 vehicles available	672	15.4	726	16.9	54	8.0
4 vehicles available	203	4.7	285	6.6	82	40.4
5 or more vehicles available	57	1.3	81	1.9	24	42.1
Mean vehicles per household	1.91	(X)	1.98	(X)	0.07	(X)
WORKERS BY SEX1
Workers 16 years and over	4,588	100.0	4,845	100.0	257	5.6
Male	2,640	57.5	2,720	56.1	80	3.0
Female	1,948	42.5	2,130	44.0	182	9.3
MEANS OF TRANSPORTATION TO WORK
Workers 16 years and over	4,588	100.0	4,846	100.0	258	5.6
Drove alone	3,374	73.5	3,937	81.2	563	16.7
Carpooled	437	9.5	434	9.0	-3	-0.7
Public transportation (including taxicab)	8	0.2	16	0.3	8	100.0
Bicycle or walked	275	6.0	161	3.3	-114	-41.5
Motorcycle or other means	31	0.7	32	0.7	1	3.2
Worked at home	463	10.1	266	5.5	-197	-42.5
TRAVEL TIME TO WORK
Workers who did not work at home	4,125	100.0	4,580	100.0	455	11.0
Less than 5 minutes	561	13.6	616	13.4	55	9.8
5 to 9 minutes	1,289	31.2	1,190	26.0	-99	-7.7
10 to 14 minutes	728	17.6	646	14.1	-82	-11.3
15 to 19 minutes	396	9.6	499	10.9	103	26.0
20 to 29 minutes	550	13.3	751	16.4	201	36.5
30 to 44 minutes	417	10.1	522	11.4	105	25.2
45 or more minutes	184	4.5	356	7.8	172	93.5
Mean travel time to work (minutes)	14.2	(X)	18.8	(X)	4.6	(X)
TIME LEAVING HOME TO GO TO WORK
Workers who did not work at home	4,125	100.0	4,580	100.0	455	11.0
5:00 a.m. to 6:59 a.m.	1,051	25.5	1,421	31.0	370	35.2
7:00 a.m. to 7:59 a.m.	1,557	37.7	1,722	37.6	165	10.6
8:00 a.m. to 8:59 a.m.	552	13.4	495	10.8	-57	-10.3
9:00 a.m. to 9:59 a.m.	154	3.7	153	3.3	-1	-0.6
10:00 a.m. to 11:59 a.m.	108	2.6	97	2.1	-11	-10.2
12:00 p.m. to 11:59 p.m.	594	14.4	566	12.4	-28	-4.7
12:00 a.m. to 4:59 a.m.	109	2.6	126	2.8	17	15.6
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: Humboldt County, Iowa
Subject	Census 2000
	Number	Percent
POPULATION BY AGE
Total population	10,381	100.0
Under 16 years	2,255	21.7
16 to 20 years	723	7.0
21 to 24 years	325	3.1
25 to 44 years	2,543	24.5
45 to 64 years	2,355	22.7
65 years and over	2,180	21.0
Mean age (years)	40.7	(X)
HOUSEHOLD INCOME IN 19991
Total households	4,305	100.0
Less than $15,000	657	15.3
$15,000 to 19,999	331	7.7
$20,000 to 24,999	322	7.5
$25,000 to 49,999	1,543	35.8
$50,000 to 74,999	943	21.9
$75,000 to 99,999	264	6.1
$100,000 or more	245	5.7
Mean household income (dollars)	43,989	(X)
Median household income (dollars)	38,201	(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		1.98	4,305	190	1,285	1,735	725	365
	Row percent	(X)	100.0	4.4	29.8	40.3	16.8	8.5
	Column percent	(X)	100.0	100.0	100.0	100.0	100.0	100.0
1-person household		1.19	1,285	145	875	185	55	25
	Row percent	(X)	100.0	11.3	68.1	14.4	4.3	1.9
	Column percent	(X)	29.8	76.3	68.1	10.7	7.6	6.8
2-person household		2.10	1,565	30	275	905	265	95
	Row percent	(X)	100.0	1.9	17.6	57.8	16.9	6.1
	Column percent	(X)	36.4	15.8	21.4	52.2	36.6	26.0
3-person household		2.31	545	4	75	275	130	55
	Row percent	(X)	100.0	0.7	13.8	50.5	23.9	10.1
	Column percent	(X)	12.7	2.1	5.8	15.9	17.9	15.1
4-or-more-person household		2.69	915	10	65	370	275	195
	Row percent	(X)	100.0	1.1	7.1	40.4	30.1	21.3
	Column percent	(X)	21.3	5.3	5.1	21.3	37.9	53.4
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		18.8	4,580	1,805	1,145	750	520	355
	Row percent	(X)	100.0	39.4	25.0	16.4	11.4	7.8
	Column percent	(X)	100.0	100.0	100.0	100.0	100.0	100.0
Drove alone		18.6	3,935	1,610	940	640	450	295
	Row percent	(X)	100.0	40.9	23.9	16.3	11.4	7.5
	Column percent	(X)	85.9	89.2	82.1	85.3	86.5	83.1
Carpooled		23.2	435	55	155	110	70	40
	Row percent	(X)	100.0	12.6	35.6	25.3	16.1	9.2
	Column percent	(X)	9.5	3.0	13.5	14.7	13.5	11.3
Public transportation (including taxicab)		56.6	15	0	4	0	0	10
	Row percent	(X)	100.0	0.0	26.7	0.0	0.0	66.7
	Column percent	(X)	0.3	0.0	0.3	0.0	0.0	2.8
Bicycle or walked		9.8	160	135	20	0	0	10
	Row percent	(X)	100.0	84.4	12.5	0.0	0.0	6.2
	Column percent	(X)	3.5	7.5	1.7	0.0	0.0	2.8
Motorcycle or other means		18.9	30	4	20	4	0	4
	Row percent	(X)	100.0	13.3	66.7	13.3	0.0	13.3
	Column percent	(X)	0.7	0.2	1.7	0.5	0.0	1.1
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.