Population.us > Counties > Pennsylvania > Montgomery County

Population of Montgomery County

Last official estimated population of Montgomery County was 801,066 (year 2014)[1]. This was 0.251% of total US population and 6.3% of total Pennsylvania state population. Area of Montgomery County is 487.2 mi² (=1261.8 km²), in this year population density was 1,644.23 p/mi². If population growth rate would be same as in period 2010-2014 (+0.04%/yr), Montgomery County population in 2021 would be 803,156 [0].


Historical population

Historical population of Montgomery County for period 1790-2014 [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

[1790-1800] +0.52 %/yr
[1800-1810] +2.09 %/yr
[1810-1820] +1.88 %/yr
[1820-1830] +0.97 %/yr
[1830-1840] +1.83 %/yr
[1840-1850] +2.12 %/yr
[1850-1860] +1.92 %/yr
[1860-1870] +1.47 %/yr
[1870-1880] +1.69 %/yr
[1880-1890] +2.48 %/yr
[1890-1900] +1.21 %/yr
[1900-1910] +2.01 %/yr
[1910-1920] +1.63 %/yr
[1920-1930] +2.92 %/yr
[1930-1940] +0.85 %/yr
[1940-1950] +2.01 %/yr
[1950-1960] +3.88 %/yr
[1960-1970] +1.9 %/yr
[1970-1980] +0.31 %/yr
[1980-1990] +0.52 %/yr
[1990-2000] +1 %/yr
[2000-2005] +0.79 %/yr
[2005-2010] +0.52 %/yr
[2010-2014] +0.04 %/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 23526 22287 45,813
5 to 9 25599 24119 49,718
10 to 14 26308 25553 51,861
15 to 19 26291 25608 51,899
20 to 24 23020 22912 45,932
25 to 29 24887 24555 49,442
30 to 34 26519 25852 52,371
35 to 39 24289 24879 49,168
40 to 44 26537 26969 53,506
45 to 49 28574 29673 58,247
50 to 54 30792 32838 63,630
55 to 59 29615 31191 60,806
60 to 64 24209 26408 50,617
65 to 69 19109 21512 40,621
70 to 74 13472 16230 29,702
75 to 79 9468 12688 22,156
80 to 84 7330 11029 18,359
85+ 7615 15394 23,009

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 376729 401247 777,976
WAC 328650 347034 675,684
WA 321651 339683 661,334
NHWAC 311023 331298 642,321
NHWA 304946 324806 629,752
BAC 42125 44337 86,462
NHBAC 39531 41767 81,298
BA 37632 39492 77,124
NHBA 35766 37623 73,389
AAC 31825 34212 66,037
NHAAC 31341 33791 65,132
AA 29087 31365 60,452
NHAA 28812 31125 59,937
H 20431 18450 38,881
HWAC 17627 15736 33,363
HWA 16705 14877 31,582
TOM 7679 8117 15,796
NHTOM 6652 7167 13,819
HBAC 2594 2570 5,164
IAC 2444 2566 5,010
HBA 1866 1869 3,735
NHIAC 1657 1834 3,491
HTOM 1027 950 1,977
IA 846 797 1,643
HIAC 787 732 1,519
NAC 506 485 991
HAAC 484 421 905
HIA 446 422 868
NHIA 400 375 775
NHNAC 345 353 698
HAA 275 240 515
NA 265 243 508
NHNA 153 151 304
HNAC 161 132 293
HNA 112 92 204

Counties near Montgomery County

Philadelphia County population 18.7 mi, 137°
Bucks County 16.4 mi, 57°
Delaware County 20.3 mi, 184°
Camden County 35.5 mi, 142°
Chester County 25.9 mi, 230°
Berks County 32.5 mi, 295°
Mercer County 35.5 mi, 81°
Lehigh County 30.2 mi, 337°
Gloucester County 35.7 mi, 160°
Hunterdon County 34.4 mi, 44°


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

Pennsylvania Notes

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