Montgomery County, Pennsylvania Population 2021

Montgomery County, Pennsylvania's estimated population is 838,897 with a growth rate of 0.48% in the past year according to the most recent United States census data. Montgomery County, Pennsylvania is the 4th largest county inPennsylvania. The 2010 Population was 800,874 and has seen a growth of 4.75% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Annual Growth Rate
2021838,8973,9910.48%
2020834,9063,9910.48%
2019830,9153,9910.48%
2018826,9242,6210.32%
2017824,3034,5120.55%
2016819,7912,6110.32%
2015817,1801,4270.17%
2014815,7533,1670.39%
2013812,5863,9140.48%
2012808,6723,3910.42%
2011805,2814,4070.55%
2010800,874122,76318.10%
1990678,11134,4905.36%
1980643,62119,8223.18%
1970623,799107,11720.73%
1960516,682163,61446.34%
1950353,06863,82122.06%
1940289,24723,4438.82%
1930265,80466,49433.36%
1920199,31029,72017.52%
1910169,59030,59522.01%
1900138,99515,70512.74%
1890123,29026,79627.77%
188096,49414,88218.24%
187081,61211,11215.76%
186070,50012,20920.94%
185058,29111,05023.39%
184047,2417,83519.88%
183039,4063,61310.09%
182035,7936,09020.50%
181029,7035,55322.99%
180024,1501,2215.33%
179022,9290.00%
2021 Growth Rate
0.48% (3,991)
County Website
Founded
September 10, 1784
County Seat
2010 Population
800,874
Growth Since 2010
4.75% (38,023)
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Montgomery County, Pennsylvania Population Growth

Population by Race

Race Population Percentage
White651,35679.07%
Black or African American75,6909.19%
Asian62,6367.60%
Two or More Races21,4732.61%
Some Other Race11,2931.37%
American Indian and Alaska Native1,0460.13%
Native Hawaiian and Other Pacific Islander3290.04%
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Montgomery County, Pennsylvania Population by Race

Montgomery County, Pennsylvania Population Pyramid $2021

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Montgomery County, Pennsylvania Median Age

41.2


Total

39.5


Male

42.9


Female

Montgomery County, Pennsylvania Adults

There are 645,167 adults, (143,138 of whom are seniors) in Montgomery County, Pennsylvania.

Montgomery County, Pennsylvania Age Dependency

64.1

Age Dependency Ratio

28.5

Old Age Dependency Ratio

35.6

Child Dependency Ratio

Montgomery County, Pennsylvania Sex Ratio

Female

423,413

51.40%

Male

400,410

48.60%

Montgomery County, Pennsylvania Population by Age

Montgomery County, Pennsylvania Renter vs Owner Occupied by Household Type

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Montgomery County, Pennsylvania Household Types

Type Owner Renter
Non Family51.3%48.7%
Female57%43%
Male63.4%36.6%
All71.8%28.2%
Married86.4%13.6%

71.8%

Rate of Home Ownership

Montgomery County, Pennsylvania Households and Families

Type Count Average Size Owned
All316,2062.5371.8
Married175,7743.1786.4
Non Family98,5051.251.3
Female30,4243.0157
Male11,5033.0363.4

3.08

Average Family Size

2.53

Average Household Size

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Montgomery County, Pennsylvania Households by Type

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Education Attained Count Percentage
Less Than 9th Grade10,8881.88%
9th to 12th Grade21,4333.70%
High School Graduate136,43823.57%
Some College83,39214.41%
Associates Degree41,4127.15%
Bachelors Degree161,28627.87%
Graduate Degree123,95421.42%
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Montgomery County, Pennsylvania Educational Attainment by Sex (over 25)

Montgomery County, Pennsylvania Educational Attainment by Race

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Race Total High School Bachelors
White455,392437,573229,443
Black50,14845,30916,106
Asian43,43239,77929,950
Hispanic22,99317,3796,564
2+ Races7,4787,0073,320
Other Race6,2753,881976
Native American655457160
Islander24022199

The highest rate of high school graduation is among white people with a rate of 96.09%.

The highest rate of bachelors degrees is among asian people with a rate of 68.96%.

Montgomery County, Pennsylvania Educational Attainment by Race

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Name Average Male Female
Overall$54,754$64,282$46,329
Less Than 9th Grade$26,487$31,035$19,350
High School Graduate$37,633$45,894$30,068
Some College$44,925$52,748$38,256
Bachelors Degree$64,932$80,314$53,077
Graduate Degree$87,267$107,775$72,447

$54,754

Average Earnings

$64,282

Average Male

$46,329

Average Female

Montgomery County, Pennsylvania Earnings by Educational Attainment

Montgomery County, Pennsylvania Language by Age

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Montgomery County, Pennsylvania Language

86.32% of Montgomery County, Pennsylvania residents speak only English, while 13.68% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 4.97% of the population.

Montgomery County, Pennsylvania Language

Montgomery County, Pennsylvania Poverty by Race

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Name Total In Poverty Poverty Rate
White611,08626,6834.37%
Black69,8898,63612.36%
Hispanic40,7886,66816.35%
Asian61,9224,0296.51%
Multiple20,9741,9689.38%
Other10,5881,93718.29%
Native96625025.88%
Islander3203611.25%

5.92%

Overall Poverty Rate

5.22%

Male Poverty Rate

6.59%

Female Poverty Rate

Poverty in Montgomery County, Pennsylvania

The race most likely to be in poverty in Montgomery County, Pennsylvania is Native, with 25.88% below the poverty level.

The race least likely to be in poverty in Montgomery County, Pennsylvania is White, with 4.37% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.03%. Among those working part-time, it was 8.20%, and for those that did not work, the poverty rate was 11.55%.

Montgomery County, Pennsylvania Poverty

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Name Poverty
Less Than 9th Grade15.86%
High School7.80%
Some College5.77%
Bachelors or Greater2.41%

Montgomery County, Pennsylvania Poverty Rate by Education

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Rate Poverty
Female Unemployed17.99%
Male Unemployed14.44%
Female Employed3.53%
Male Employed2.42%

Montgomery County, Pennsylvania Poverty Rate by Employment Status and Sex

Montgomery County, Pennsylvania Income by Household Type

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Name Median Mean
Households$91,546$125,928
Families$113,038$149,687
Married Families$127,833$166,406
Non Families$50,186$69,331
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Income by Household Type

Montgomery County, Pennsylvania Marital Status

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Marriage Rates

54.5%

Overall Marriage Rate

57.0%

Male Marriage Rate

52.2%

Female Marriage Rate

Montgomery County, Pennsylvania Married by Age and Sex

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Montgomery County, Pennsylvania Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 35-44.

Montgomery County, Pennsylvania Marital Status by Race

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Montgomery County, Pennsylvania Marital Status

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39,393

Number of Veterans

37,082

Male Veterans

2,311

Female Veterans

War Veterans
Vietnam14,459
First Gulf War5,844
Second Gulf War5,005
Korea4,855
World War II2,415

Montgomery County, Pennsylvania Veterans by War

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Age Group Veterans
75+13,185
65 to 7411,162
35 to 547,322
55 to 645,309
18 to 342,415

Montgomery County, Pennsylvania Veterans by Age

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Name Veterans % of Total
White33,9826.53%
Black4,0657.04%
Hispanic9793.58%
Asian6191.28%
2+ Races5045.09%
Other Race1582.06%
Native American567.81%
Islander93.41%

Montgomery County, Pennsylvania Veterans by Race

Montgomery County, Pennsylvania Veterans by Education

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3.70%

Veteran Poverty Rate

27.02%

Veteran Disability Rate

Montgomery County, Pennsylvania Veterans by Education

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68.1%

Labor Force Participation

65.2%

Employment Rate

4.2%

Unemployment Rate

Montgomery County, Pennsylvania Employment by Age

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Montgomery County, Pennsylvania Employment by Race

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Montgomery County, Pennsylvania Employment by Education

Origin of Non-Citizens

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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

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69.92%

Born in Montgomery County, Pennsylvania

89.22%

Native Born

10.78%

Foreign Born

4.51%

Non Citizen

6.27%

Naturalized

Place of Birth

89.22% of Montgomery County, Pennsylvania residents were born in the United States, with 69.92% having been born in Pennsylvania. 4.51% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Montgomery County, Pennsylvania Place of Birth

  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990

Sources