Petroleum County, MT

Designated Market Area: Billings, MT-WY
USDA County Type (2015): Farming, Recreation/Tourism
American Communities Project County Type (2023): Aging Farmlands

Places in Petroleum County, MT [Sort places by name]

2022 population: 524 ( 30 from 2010 , 28 from 2020)
Land area: 1655.6 square miles
Population density: 0.3 persons per square mile

2022 Census data
White:	493	94.08%	1.4%
Black:	1	0.19%	0.0%
Indian:	10	1.91%	0.0%
Asian:	0	0.00%	0.0%
2+ races:	8	1.53%	166.7%
Hispanic:	12	2.29%	140.0%

Total non-White:	31	5.92%	287.5%

2020-2022 Components	Number	Rate
Births:	17	17.1
Deaths:	11	11.1
Net Migration:	25	25.2
Net Immigration:	0	0.0

Change in White population:	7	1.4
Change in Non-White pop.:	23	4.7

Race Breakdown with Components of Population Change

[Display all years]

Year:

Total population:

White:

Black:

Indian:

Asian:

2+ races:

Hispanic:

Total non-White:

2010
494
486	98.38%
0	0.00%
0	0.00%
0	0.00%
3	0.61%
5	1.01%
8	1.62%

2000
493
484	98.17%
0	0.00%
1	0.20%
0	0.00%
2	0.41%
6	1.22%
9	1.83%

1990
519
513	98.84%
0	0.00%
6	1.16%
0	0.00%
n/a
0	0.00%
6	1.16%

1980
655
655	100.00%
0	0.00%
0	0.00%
0	0.00%
n/a
0	0.00%
0	0.00%

1970
675
673	99.70%
0	0.00%
2	0.30%
0	0.00%
n/a
0	0.00%
2	0.30%

Decade:

Components:

Births:

Deaths:

Net Migration:

Net Immigration:

Change in White population:

Change in Non-White pop.:

Number	Rate
2000's
35	7.1
27	5.5
-66	-13.4
6	1.2

2	0.4
-1	-0.2

Number	Rate
1990's
54	10.4
41	7.9
-16	-3.1
-1	-0.2

-29	-5.6
3	0.6

Number	Rate
1980's
92	14.0
44	6.7
-168	-25.6
n/a

-142	-21.7
6	0.9

Number	Rate
1970's
n/a
n/a
-89	-13.2
n/a

-18	-2.7
-2	-0.3

Age, Family & Household Data for Petroleum County, MT

[Display all years]

Year:

Median Age:

Under 18:

Voting Age Population:

Over 65:

Households:

Persons Per HH:

Families (%HH):

Married Couples (%Fams):

Single Mothers (%Fams):

Non-Family (%HH):

2022
Number	Percent
49.6
72	13.7%
452	86.3%
91	17.4%

189
2.20

132	69.8%
126	95.5%
0	0.0%
57	30.2%

2010
Number	Percent
47.3
113	22.9%
381	77.1%
103	20.9%

225
2.20

143	63.6%
124	86.7%
7	4.9%
82	36.4%

2000
Number	Percent
40.2
127	25.8%
366	74.2%
81	16.4%

209
2.36

138	66.0%
118	85.5%
12	8.7%
71	34.0%

1990
Number	Percent
35.7
141	27.2%
378	72.8%
71	13.7%

212
2.45

161	75.9%
141	87.6%
5	3.1%
51	24.1%

1980
Number	Percent
30.5
211	32.2%
444	67.8%
66	10.1%

243
2.70

195	80.2%
185	94.9%
5	2.6%
48	19.8%

2022 Housing Data for Petroleum County, MT

Household Income
Range	Number	%
Less than $10,000	1	0.5%
$10,000 to $14,999	9	4.8%
$15,000 to $19,999	18	9.5%
$20,000 to $24,999	11	5.8%
$25,000 to $29,999	3	1.6%
$30,000 to $34,999	6	3.2%
$35,000 to $39,999	27	14.3%
$40,000 to $44,999	7	3.7%
$45,000 to $49,999	3	1.6%
$50,000 to $59,999	20	10.6%
$60,000 to $74,999	11	5.8%
$75,000 to $99,999	19	10.1%
$100,000 to $124,999	23	12.2%
$125,000 to $149,999	14	7.4%
$150,000 to $199,999	13	6.9%
$200,000 or more	4	2.1%

Median Household Income	57,981
Per Capita Income	32,590

Cost of Living Index (100 = average)
Compared to state	95
Compared to U.S.	84

Welfare Households
	Number	%
SSI	0	0.0%
Public Assistance	3	1.6%
Public Asst. or Food Stamps	3	1.6%

Labor Force, Ages 25-64
	Number	%
Employed	225	88.6%
Unemployed	2	0.8%
In Armed Forces	0	0.0%

Total Labor Force	227	89.4%
Not in Labor Force	27	10.6%

Real Unemployment Rate		11.4%

Class of Worker
	Male	Female	% Male
Private Sector	41	63	39.4%
Non-Profit	0	4	0.0%
Self-Employed	47	19	71.2%

Local Government	9	26	25.7%
State Government	24	0	100.0%
Federal Government	0	0	?%

Total Private + Self	88	82	51.8%
Total Non-Profit + Govt.	33	30	52.4%
Total	121	112	51.9%

Pct. Govt.	25.3%

Occupation
	Number	%
Management, Business, Science, Arts	69	29.1%
Sales and Office Occupations	41	17.3%
Professional, Technical	22	9.3%
Service Occupations	15	6.3%
Farming, Forestry, Fishing	55	23.2%
All others	90	38.0%

White Collar		55.7%

Industry
	Number	%
Agriculture, forestry, fishing, hunting	116	48.9%
Retail trade	33	13.9%
Construction	26	11.0%
Public administration	19	8.0%
Educational services	16	6.8%
Transportation and warehousing	13	5.5%
Professional, scientific, technical	6	2.5%
Health care and social assistance	4	1.7%
Accommodation and food services	3	1.3%
Mining, quarrying, oil/gas extraction	1	0.4%

Hispanic Breakdown
Country	Number	%
Mexican	0	0.00%
Puerto Rican	0	0.00%
Cuban	0	0.00%
Dominican	0	0.00%

Total Central American	0	0.00%
Costa Rican	0	0.00%
Guatemalan	0	0.00%
Honduran	0	0.00%
Nicaraguan	0	0.00%
Panamanian	0	0.00%
Salvadoran	0	0.00%
Other Central American	0	0.00%

Total South American	0	0.00%
Argentinean	0	0.00%
Bolivian	0	0.00%
Chilean	0	0.00%
Colombian	0	0.00%
Ecuadorian	0	0.00%
Paraguayan	0	0.00%
Peruvian	0	0.00%
Uruguayan	0	0.00%
Venezuelan	0	0.00%
Other South American	0	0.00%

Other Hispanic	0	0.00%

Asian Breakdown
Country	Number	%
Japanese	6	1.44%
Chinese	2	0.48%

Language Spoken at Home
Language	Number	%
English	359	94.7%
German, other Germanic	20	5.3%

Ancestry
Country	Number	%
German	140	33.7%
American	109	26.2%
English	53	12.7%
Norwegian	42	10.1%
Irish	27	6.5%
Polish	13	3.1%
Scottish	9	2.2%
Romanian	7	1.7%
Swedish	7	1.7%
Danish	6	1.4%
Scotch-Irish	6	1.4%
French	5	1.2%
Finnish	4	1.0%
French Canadian	2	0.5%
Yugoslavian	2	0.5%

Citizenship & Nativity
	Number	%
U.S. citizen	416	100.0%
Not a citizen	0	0.0%

Native	411	98.8%
Foreign-born	5	1.2%

Educational Attainment, Population 25 Years and Older
0	0.0%	1	0.3%	141	43.7%	104	32.2%	55	17.0%	22	6.8%
Average years of education: 13.4

Population 25 Years and Older
< 9 Years	0	0.0%
9-12 Years	1	0.3%
H.S. Grad or GED	141	43.7%
Some College	104	32.2%
Bach. Degree	55	17.0%
Grad Degree	22	6.8%
Average years of education: 13.4

Labor Force Data from the Bureau of Labor Statistics
Year	Labor Force	Employed	Unemployed	Unemp. Rate	State Avg.
1990	262	256	6	2.3%	6.1%
1991	286	271	15	5.2%	6.9%
1992	313	294	19	6.1%	6.7%
1993	303	286	17	5.6%	6.1%
1994	312	299	13	4.2%	5.5%
1995	303	290	13	4.3%	5.7%
1996	311	298	13	4.2%	5.6%
1997	298	284	14	4.7%	5.5%
1998	322	305	17	5.3%	5.6%
1999	368	346	22	6.0%	5.3%

2000	253	236	17	6.7%	4.8%
2001	221	211	10	4.5%	4.6%
2002	197	186	11	5.6%	4.6%
2003	203	190	13	6.4%	4.7%
2004	220	208	12	5.5%	4.5%
2005	226	215	11	4.9%	4.1%
2006	226	216	10	4.4%	3.3%
2007	237	225	12	5.1%	3.4%
2008	251	238	13	5.2%	4.7%
2009	236	223	13	5.5%	7.1%

2010	299	284	15	5.0%	7.2%
2011	280	265	15	5.4%	6.6%
2012	300	287	13	4.3%	5.8%
2013	293	280	13	4.4%	5.4%
2014	284	272	12	4.2%	4.7%
2015	284	269	15	5.3%	4.3%
2016	277	264	13	4.7%	4.3%
2017	292	279	13	4.5%	4.1%
2018	281	270	11	3.9%	3.8%
2019	268	258	10	3.7%	3.6%

2020	264	255	9	3.4%	5.9%
2021	272	264	8	2.9%	3.4%
2022	271	263	8	3.0%	2.6%
2023	276	267	9	3.3%	2.9%

Housing Data
	Number	%
Housing Units	292
Median Value	$152,600

Occupied	189	64.7%
Vacant	103	35.3%

Owned	133	70.4%
Rented	56	29.6%
Median Rent	$713

Single-Family Units	229	78.4%
Detached	227	77.7%
Attached	2	0.7%
Buldings with 5+ Units	1	0.3%
Mobile Homes	62	21.2%

Petroleum County, MT

Race Breakdown with Components of Population Change

Age, Family & Household Data for Petroleum County, MT

2022 Housing Data for Petroleum County, MT

2022 Income & Employment Data for Petroleum County, MT

2022 Ancestry, Citizenship & Language Data for Petroleum County, MT

2022 Educational Attainment Data for Petroleum County, MT

Historical Labor Force Data for Petroleum County, MT