Population.us > Counties > Montana > Petroleum County

Population of Petroleum County

Last official estimated population of Petroleum County was 492 (year 2014)[1]. This was 0% of total US population and 0% of total Montana state population. Area of Petroleum County is 1,674.5 mi² (=4337 km²), in this year population density was 0.29 p/mi². If population growth rate would be same as in period 2010-2014 (-0.1%/yr), Petroleum County population in 2018 would be 490 [0].


Historical population

Historical population of Petroleum County for period 1930-2014 [1] , [2] , [3]:

Maps: Population, population density, population changes

Estimated population for 2014[1]. Population density is in p./sq.mi [4]. Changes are for period 2010-2015. Value is %/year. Boundary lines are approx. 2012 [5]. Click on flag to hide it.

PopulationDensityChangesLegendsPosition

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Annual growth rate

[1930-1940] -6.16 %/yr
[1940-1950] -0.54 %/yr
[1950-1960] -1.37 %/yr
[1960-1970] -2.77 %/yr
[1970-1980] -0.3 %/yr
[1980-1990] -2.3 %/yr
[1990-2000] -0.51 %/yr
[2000-2005] -0.04 %/yr
[2005-2010] +0.08 %/yr
[2010-2014] -0.1 %/yr

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Demography

Population of Petroleum County by age groups male (M) and female (F)[1b]

Age Gr. (M) (F) Total
0 to 4 9 2 11
5 to 9 17 12 29
10 to 14 19 18 37
15 to 19 25 20 45
20 to 24 10 8 18
25 to 29 11 7 18
30 to 34 8 7 15
35 to 39 12 10 22
40 to 44 5 11 16
45 to 49 22 17 39
50 to 54 28 18 46
55 to 59 25 24 49
60 to 64 20 18 38
65 to 69 15 12 27
70 to 74 13 16 29
75 to 79 12 10 22
80 to 84 6 7 13
85+ 8 3 11

Petroleum County resident population estimates by Sex, Race, and Hispanic Origin[1b]. For full list of abbrevations see: population.us/about page.

Race Male Female Total
WAC 263 219 482
NH 261 218 479
WA 261 216 477
NHWAC 259 217 476
NHWA 257 214 471
HWAC 4 2 6
H 4 2 6
HWA 4 2 6
NHIAC 2 4 6
IAC 2 4 6
TOM 2 3 5
NHTOM 2 3 5
NHIA 2 1 3
IA 2 1 3
BAC 2 0 2
NHBAC 2 0 2
HNAC 0 0 0
HAAC 0 0 0
AAC 0 0 0
NHNA 0 0 0
NHNAC 0 0 0
BA 0 0 0
HAA 0 0 0
NHAAC 0 0 0
HBAC 0 0 0
HIA 0 0 0
HTOM 0 0 0
HNA 0 0 0
AA 0 0 0
NA 0 0 0
HIAC 0 0 0
NHAA 0 0 0
HBA 0 0 0
NAC 0 0 0
NHBA 0 0 0

Counties near Petroleum County

Yellowstone County population 83.3 mi, 181°
Fergus County 47.2 mi, 276°
Blaine County 95.3 mi, 338°
Musselshell County 45.1 mi, 192°
Phillips County 77.8 mi, 10°
Wheatland County 89 mi, 239°
Judith Basin County 98.1 mi, 265°
Garfield County 59 mi, 80°
Golden Valley County 69.1 mi, 220°
Treasure County 78.5 mi, 145°


Sources, notices

[0] Calculated by population.us from last known population growth rate, not official data.

[1] County population - 2014, retrieved 02/23/2016

[1b] Annual County Resident Population Estimates by Age, Sex, Race, and Hispanic Origin, (used only data for 2014) retrieved 02/23/2016

[2] County population - 2000-2010, retrieved 02/23/2016

[3] Population of States and Counties of the United States: 1790 to 1992, PDF, 15 Mb, census.gov, retrieved 02/23/2016

[4] County area, latitude longitude data, retrieved 02/23/2016

[5] County boundaries, CSV files on boundaries.us, retrived 03/18/2016

*Fergus Montana Notes

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