Montgomery County, Maryland Population 2021

Montgomery County, Maryland's estimated population is 1,055,110 with a growth rate of 0.21% in the past year according to the most recent United States census data. Montgomery County, Maryland is the null largest county in Maryland. The 2010 Population was 975,602 and has seen a growth of 8.15% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Growth Rate
20211,055,1102,2100.21%
20201,052,9002,2100.21%
20191,050,6902,2100.21%
20181,048,4801,6600.16%
20171,046,8207,9700.77%
20161,038,8506,0400.58%
20151,032,8108,1900.80%
20141,024,6209,4500.93%
20131,015,17010,0901.00%
20121,005,08013,8951.40%
2011991,18515,5831.60%
2010975,602218,57528.87%
1990757,027177,97430.74%
1980579,05356,24410.76%
1970522,809181,88153.35%
1960340,928176,527107.38%
1950164,40180,48995.92%
194083,91234,70670.53%
193049,20614,28540.91%
192034,9212,8328.83%
191032,0891,6385.38%
190030,4513,26612.01%
189027,1852,4269.80%
188024,7594,19620.41%
187020,5632,24112.23%
186018,3222,46215.52%
185015,8604042.61%
184015,456-4,360-22.00%
183019,8163,41620.83%
182016,400-1,580-8.79%
181017,9802,92219.40%
180015,058-2,945-16.36%
179018,0030.00%
2021 Growth Rate
0.21%
County Website
Founded
September 6, 1776[2][3]
County Seat
2010 Population
975,602
Growth Since 2010
8.15%
Loading...

Montgomery County, Maryland Population Growth

Population by Race

Race Population Percentage
White553,84653.07%
Black or African American192,63918.46%
Asian154,34014.79%
Some Other Race93,5558.97%
Two or More Races45,4104.35%
American Indian and Alaska Native3,2730.31%
Native Hawaiian and Other Pacific Islander4670.04%
Loading...

Montgomery County, Maryland Population By Race

Montgomery County, Maryland Population Pyramid 2021

Loading...

Montgomery County, Maryland Median Age

39.2


Total

37.9


Male

40.5


Female

Montgomery County, Maryland Adults

There are 799,948 adults, (156,825 of whom are seniors) in Montgomery County, Maryland.

Montgomery County, Maryland Age Dependency

62.3

Age Dependency Ratio

24.4

Old Age Dependency Ratio

37.9

Child Dependency Ratio

Montgomery County, Maryland Sex Ratio

Mujer

539,402

51.69%

Masculino

504,128

48.31%

Montgomery County, Maryland Population by Age

Montgomery County, Maryland Renter vs Owner Occupied by Household Type

Loading...

Montgomery County, Maryland Household Types

Type Owner Renter
Married78.2%21.8%
All65.4%34.6%
Mujer50.1%49.9%
Non Family49.9%50.1%
Masculino49.9%50.1%

65.4%

Rate of Home Ownership

Montgomery County, Maryland Households and Families

Type Count Average Size Owned
All370,9502.7965.4
Married202,7613.4278.2
Non Family111,7041.2749.9
Mujer40,6973.4850.1
Masculino15,7883.6749.9

3.35

Average Family Size

2.79

Average Household Size

Loading...

Montgomery County, Maryland Households by Type

Loading...
Education Attained Count Percentage
Less Than 9th Grade37,2165.18%
9th to 12th Grade27,4833.83%
High School Graduate96,23013.40%
Some College95,99213.37%
Associates Degree38,4265.35%
Bachelors Degree194,01427.03%
Graduate Degree228,53931.83%
Loading...

Montgomery County, Maryland Educational Attainment by Sex (over 25)

Montgomery County, Maryland Educational Attainment by Race

Loading...
Race Total High School Bachelors
White341,322333,944247,449
Black125,443116,34756,228
Hispanic119,96882,73029,521
Asian114,646104,68678,574
Other Race54,84833,0538,169
2+ Races20,12418,62212,070
Native American2,3321,620546
Islander292255103

The highest rate of high school graduation is among white people with a rate of 97.84%.

The highest rate of bachelors degrees is among white people with a rate of 72.50%.

Montgomery County, Maryland Educational Attainment by Race

Loading...
Name Average Masculino Mujer
Overall$59,788$69,224$51,403
Less Than 9th Grade$26,311$31,164$20,145
High School Graduate$31,933$38,794$27,765
Some College$41,677$47,124$36,985
Bachelors Degree$67,715$81,543$56,925
Graduate Degree$102,639$121,203$86,800

$59,788

Average Earnings

$69,224

Average Male

$51,403

Average Female

Montgomery County, Maryland Earnings by Educational Attainment

Montgomery County, Maryland Language by Age

Loading...

Montgomery County, Maryland Language

58.85% of Montgomery County, Maryland residents speak only English, while 41.15% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 17.13% of the population.

Montgomery County, Maryland Language

Montgomery County, Maryland Poverty by Race

Loading...
Name Total In Poverty Poverty Rate
Hispanic201,13222,46811.17%
Black190,08820,44910.76%
White454,02115,8463.49%
Other92,23113,48814.62%
Asian153,8959,1315.93%
Multiple45,0993,4807.72%
Native3,2372226.86%
Islander441368.16%

6.83%

Overall Poverty Rate

5.75%

Male Poverty Rate

7.84%

Female Poverty Rate

Poverty in Montgomery County, Maryland

The race most likely to be in poverty in Montgomery County, Maryland is Other, with 14.62% below the poverty level.

The race least likely to be in poverty in Montgomery County, Maryland is White, with 3.49% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.41%. Among those working part-time, it was 8.80%, and for those that did not work, the poverty rate was 13.51%.

Montgomery County, Maryland Poverty

Loading...
Name Poverty
Less Than 9th Grade16.09%
High School9.90%
Some College6.94%
Bachelors or Greater2.98%

Montgomery County, Maryland Poverty Rate by Education

Loading...
Name Poverty
Female Unemployed22.68%
Male Unemployed17.69%
Female Employed4.06%
Male Employed2.58%

Montgomery County, Maryland Poverty Rate by Employment Status and Sex

Montgomery County, Maryland Income by Household Type

Loading...
Name Median Mean
Households$108,820$149,437
Families$130,754$172,840
Married Families$154,090$195,716
Non Families$68,130$89,142
Loading...

Income by Household Type

Montgomery County, Maryland Marital Status

Loading...

Marriage Rates

53.6%

Overall Marriage Rate

56.9%

Male Marriage Rate

50.5%

Female Marriage Rate

Montgomery County, Maryland Married by Age and Sex

Loading...

Montgomery County, Maryland 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 45-54.

Montgomery County, Maryland Marital Status by Race

Loading...

Montgomery County, Maryland Marital Status

Loading...

40,694

Number of Veterans

34,821

Male Veterans

5,873

Female Veterans

War Veterans
Vietnam11,765
Second Gulf War10,697
First Gulf War9,424
Korea3,229
World War II2,068

Montgomery County, Maryland Veterans by War

Loading...
Age Group Veterans
75+10,999
35 to 549,771
65 to 748,971
55 to 646,758
18 to 344,195

Montgomery County, Maryland Veterans by Age

Loading...
Name Veterans % of Total
White28,1626.43%
Black7,7185.39%
Hispanic2,9862.14%
Asian2,3141.86%
2+ Races1,3355.62%
Other Race1,0221.59%
Native American823.20%
Islander6117.09%

Montgomery County, Maryland Veterans by Race

Montgomery County, Maryland Veterans by Education

Loading...

3.08%

Veteran Poverty Rate

20.29%

Veteran Disability Rate

Montgomery County, Maryland Veterans by Education

Loading...

71.4%

Labor Force Participation

67.8%

Employment Rate

4.5%

Unemployment Rate

Montgomery County, Maryland Employment by Age

Loading...

Montgomery County, Maryland Employment by Race

Loading...

Montgomery County, Maryland Employment by Education

Origin of Non-Citizens

Loading...

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

Origin of Naturalized Citizens

Loading...

25.71%

Born in Montgomery County, Maryland

67.69%

Native Born

32.31%

Foreign Born

14.76%

Non Citizen

17.55%

Naturalized

Place of Birth

67.69% of Montgomery County, Maryland residents were born in the United States, with 25.71% having been born in Maryland. 14.76% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Montgomery County, Maryland 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