CENSUS TRANSPORTATION PLANNING PACKAGE (CTPP 2000) Table 1. Profile of Selected 1990 and 2000 Characteristics
Geographic Area: Silver Bow County, Montana
Subject	1990 Census		Census 2000		Change 1990 to 2000
	Number	Percent	Number	Percent	Number	Percent
POPULATION
Total population	33,941	100.0	34,606	100.0	665	2.0
In households	33,242	97.9	33,507	96.8	265	0.8
In group quarters	699	2.1	1,099	3.2	400	57.2
HOUSEHOLD SIZE
Total households	13,825	100.0	14,465	100.0	640	4.6
1-person household	4,383	31.7	4,728	32.7	345	7.9
2-person household	4,366	31.6	4,762	32.9	396	9.1
3-person household	2,039	14.7	2,031	14.0	-8	-0.4
4-person household	1,841	13.3	1,789	12.4	-52	-2.8
5-or-more-person household	1,196	8.7	1,155	8.0	-41	-3.4
Mean number of persons per household	2.40	(X)	2.32	(X)	-0.09	(X)
VEHICLES AVAILABLE1
Total households	13,825	100.0	14,465	100.0	640	4.6
No vehicle available	1,458	10.5	1,457	10.1	-1	-0.1
1 vehicle available	4,496	32.5	4,521	31.3	25	0.6
2 vehicles available	4,828	34.9	5,150	35.6	322	6.7
3 vehicles available	2,138	15.5	2,326	16.1	188	8.8
4 vehicles available	634	4.6	759	5.2	125	19.7
5 or more vehicles available	271	2.0	252	1.7	-19	-7.0
Mean vehicles per household	1.78	(X)	1.81	(X)	0.03	(X)
WORKERS BY SEX1
Workers 16 years and over	13,732	100.0	15,600	100.0	1,868	13.6
Male	7,567	55.1	8,110	52.0	543	7.2
Female	6,165	44.9	7,490	48.0	1,325	21.5
MEANS OF TRANSPORTATION TO WORK
Workers 16 years and over	13,732	100.0	15,601	100.0	1,869	13.6
Drove alone	10,627	77.4	12,664	81.2	2,037	19.2
Carpooled	1,638	11.9	1,639	10.5	1	0.1
Public transportation (including taxicab)	44	0.3	90	0.6	46	104.5
Bicycle or walked	909	6.6	673	4.3	-236	-26.0
Motorcycle or other means	74	0.5	110	0.7	36	48.6
Worked at home	440	3.2	425	2.7	-15	-3.4
TRAVEL TIME TO WORK
Workers who did not work at home	13,292	100.0	15,176	100.0	1,884	14.2
Less than 5 minutes	874	6.6	1,031	6.8	157	18.0
5 to 9 minutes	3,458	26.0	3,865	25.5	407	11.8
10 to 14 minutes	4,133	31.1	5,058	33.3	925	22.4
15 to 19 minutes	2,445	18.4	2,616	17.2	171	7.0
20 to 29 minutes	1,031	7.8	1,294	8.5	263	25.5
30 to 44 minutes	580	4.4	477	3.1	-103	-17.8
45 or more minutes	771	5.8	835	5.5	64	8.3
Mean travel time to work (minutes)	14.4	(X)	14.3	(X)	-0.1	(X)
TIME LEAVING HOME TO GO TO WORK
Workers who did not work at home	13,292	100.0	15,176	100.0	1,884	14.2
5:00 a.m. to 6:59 a.m.	2,397	18.0	2,802	18.5	405	16.9
7:00 a.m. to 7:59 a.m.	4,082	30.7	4,865	32.1	783	19.2
8:00 a.m. to 8:59 a.m.	2,723	20.5	3,129	20.6	406	14.9
9:00 a.m. to 9:59 a.m.	1,019	7.7	960	6.3	-59	-5.8
10:00 a.m. to 11:59 a.m.	730	5.5	607	4.0	-123	-16.8
12:00 p.m. to 11:59 p.m.	2,120	15.9	2,485	16.4	365	17.2
12:00 a.m. to 4:59 a.m.	221	1.7	328	2.2	107	48.4
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: Silver Bow County, Montana
Subject	Census 2000
	Number	Percent
POPULATION BY AGE
Total population	34,606	100.0
Under 16 years	7,237	20.9
16 to 20 years	2,392	6.9
21 to 24 years	1,880	5.4
25 to 44 years	9,294	26.9
45 to 64 years	8,304	24.0
65 years and over	5,499	15.9
Mean age (years)	38.5	(X)
HOUSEHOLD INCOME IN 19991
Total households	14,465	100.0
Less than $15,000	3,334	23.0
$15,000 to 19,999	1,254	8.7
$20,000 to 24,999	1,384	9.6
$25,000 to 49,999	4,529	31.3
$50,000 to 74,999	2,472	17.1
$75,000 to 99,999	776	5.4
$100,000 or more	716	4.9
Mean household income (dollars)	40,016	(X)
Median household income (dollars)	30,402	(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		1.81	14,465	1,455	4,520	5,150	2,325	1,010
	Row percent	(X)	100.0	10.1	31.2	35.6	16.1	7.0
	Column percent	(X)	100.0	100.0	100.0	100.0	100.0	100.0
1-person household		1.02	4,730	1,035	2,780	730	150	30
	Row percent	(X)	100.0	21.9	58.8	15.4	3.2	0.6
	Column percent	(X)	32.7	71.1	61.5	14.2	6.5	3.0
2-person household		1.99	4,760	270	970	2,465	790	270
	Row percent	(X)	100.0	5.7	20.4	51.8	16.6	5.7
	Column percent	(X)	32.9	18.6	21.5	47.9	34.0	26.7
3-person household		2.29	2,030	65	400	710	670	190
	Row percent	(X)	100.0	3.2	19.7	35.0	33.0	9.4
	Column percent	(X)	14.0	4.5	8.8	13.8	28.8	18.8
4-or-more-person household		2.47	2,945	90	375	1,245	720	520
	Row percent	(X)	100.0	3.1	12.7	42.3	24.4	17.7
	Column percent	(X)	20.4	6.2	8.3	24.2	31.0	51.5
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		14.3	15,175	4,895	7,675	1,295	475	835
	Row percent	(X)	100.0	32.3	50.6	8.5	3.1	5.5
	Column percent	(X)	100.0	100.0	100.0	100.0	100.0	100.0
Drove alone		13.4	12,665	4,235	6,610	1,045	335	445
	Row percent	(X)	100.0	33.4	52.2	8.3	2.6	3.5
	Column percent	(X)	83.5	86.5	86.1	80.7	70.5	53.3
Carpooled		23.1	1,640	295	710	165	100	370
	Row percent	(X)	100.0	18.0	43.3	10.1	6.1	22.6
	Column percent	(X)	10.8	6.0	9.3	12.7	21.1	44.3
Public transportation (including taxicab)		27.7	90	0	30	15	25	20
	Row percent	(X)	100.0	0.0	33.3	16.7	27.8	22.2
	Column percent	(X)	0.6	0.0	0.4	1.2	5.3	2.4
Bicycle or walked		9.0	675	350	235	70	15	0
	Row percent	(X)	100.0	51.9	34.8	10.4	2.2	0.0
	Column percent	(X)	4.4	7.2	3.1	5.4	3.2	0.0
Motorcycle or other means		12.6	110	15	95	0	0	4
	Row percent	(X)	100.0	13.6	86.4	0.0	0.0	3.6
	Column percent	(X)	0.7	0.3	1.2	0.0	0.0	0.5
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.