Population.us > Counties > Illinois > Montgomery County

Population of Montgomery County

Last official estimated population of Montgomery County was 30,095 (year 2014)[1]. This was 0.009% of total US population and 0.2% of total Illinois state population. Area of Montgomery County is 709.7 mi² (=1838.1 km²), in this year population density was 42.41 p/mi². If population growth rate would be same as in period 2010-2014 (-0.01%/yr), Montgomery County population in 2024 would be 30,073 [0].


Historical population

Historical population of Montgomery County for period 1830-2014 [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

[1830-1840] +4.28 %/yr
[1840-1850] +3.41 %/yr
[1850-1860] +8.34 %/yr
[1860-1870] +6.12 %/yr
[1870-1880] +1.04 %/yr
[1880-1890] +0.67 %/yr
[1890-1900] +0.27 %/yr
[1900-1910] +1.36 %/yr
[1910-1920] +1.6 %/yr
[1920-1930] -1.59 %/yr
[1930-1940] -0.22 %/yr
[1940-1950] -0.61 %/yr
[1950-1960] -0.38 %/yr
[1960-1970] -0.32 %/yr
[1970-1980] +0.46 %/yr
[1980-1990] -0.31 %/yr
[1990-2000] -0.03 %/yr
[2000-2005] -0.23 %/yr
[2005-2010] -0.12 %/yr
[2010-2014] -0.01 %/yr

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Demography

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

Age Gr. (M) (F) Total
0 to 4 735 765 1,500
5 to 9 930 806 1,736
10 to 14 908 850 1,758
15 to 19 865 776 1,641
20 to 24 1068 742 1,810
25 to 29 1053 695 1,748
30 to 34 1098 835 1,933
35 to 39 941 742 1,683
40 to 44 1072 757 1,829
45 to 49 1069 915 1,984
50 to 54 1160 1099 2,259
55 to 59 1117 1030 2,147
60 to 64 967 948 1,915
65 to 69 752 769 1,521
70 to 74 573 634 1,207
75 to 79 433 550 983
80 to 84 297 456 753
85+ 317 635 952

Montgomery 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
NH 15042 13825 28,867
WAC 14344 13825 28,169
WA 14240 13704 27,944
NHWAC 14046 13651 27,697
NHWA 13948 13537 27,485
BAC 974 153 1,127
NHBAC 966 147 1,113
BA 911 79 990
NHBA 905 76 981
H 313 179 492
HWAC 298 174 472
HWA 292 167 459
TOM 111 129 240
NHTOM 105 122 227
AAC 75 85 160
NHAAC 71 85 156
IAC 65 64 129
AA 54 60 114
NHIAC 55 58 113
NHAA 52 60 112
IA 32 28 60
NHIA 25 26 51
NAC 11 9 20
NHNAC 11 9 20
HIAC 10 6 16
HBAC 8 6 14
HTOM 6 7 13
NA 7 4 11
NHNA 7 4 11
HIA 7 2 9
HBA 6 3 9
HAAC 4 0 4
HAA 2 0 2
HNAC 0 0 0
HNA 0 0 0

Counties near Montgomery County

Madison County population 35.8 mi, 219°
Sangamon County 37.9 mi, 344°
Macoupin County 24.1 mi, 276°
Clinton County 43.1 mi, 176°
Christian County 24.4 mi, 25°
Effingham County 49 mi, 104°
Jersey County 48.4 mi, 257°
Shelby County 37.9 mi, 73°
Fayette County 29.2 mi, 122°
Bond County 23.7 mi, 174°


Sources, notices

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

[1] County population - 2014, archived from the original, retrieved 02/23/2016

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

[2] County population - 2000-2010, archived from the original, 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

*Bond, Madison Illinois Notes

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