Multnomah County, Oregon Population 2021

Multnomah County, Oregon's estimated population is 820,421 with a growth rate of 0.46% in the past year according to the most recent United States census data. Multnomah County, Oregon is the null largest county in Oregon. The 2010 Population was 737,276 and has seen a growth of 11.28% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Growth Rate
2021820,4213,7830.46%
2020816,6383,7830.47%
2019812,8553,7830.47%
2018809,0721,1870.15%
2017807,8854,6730.58%
2016803,21213,2041.67%
2015790,00811,5781.49%
2014778,43011,8981.55%
2013766,5326,3340.83%
2012760,19810,4561.39%
2011749,74212,4661.69%
2010737,276153,38926.27%
1990583,88721,2473.78%
1980562,6405,9731.07%
1970556,66733,8546.48%
1960522,81351,27610.87%
1950471,537116,43832.79%
1940355,09916,8584.98%
1930338,24162,34322.60%
1920275,89849,63721.94%
1910226,261123,094119.32%
1900103,16728,28337.77%
189074,88449,681197.12%
188025,20313,693118.97%
187011,5107,360177.35%
18604,1500.00%
2021 Growth Rate
0.46%
County Website
State
Founded
December 22, 1854
County Seat
2010 Population
737,276
Growth Since 2010
11.28%
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Multnomah County, Oregon Population Growth

Population by Race

Race Population Percentage
White627,12477.94%
Asian59,7157.42%
Black or African American43,9885.47%
Two or More Races43,3465.39%
Some Other Race18,0172.24%
American Indian and Alaska Native7,2170.90%
Native Hawaiian and Other Pacific Islander5,1990.65%
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Multnomah County, Oregon Population By Race

Multnomah County, Oregon Population Pyramid 2021

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Multnomah County, Oregon Median Age

37.2


Total

36.9


Male

37.5


Female

Multnomah County, Oregon Adults

There are 651,525 adults, (104,899 of whom are seniors) in Multnomah County, Oregon.

Multnomah County, Oregon Age Dependency

47.2

Age Dependency Ratio

19.2

Old Age Dependency Ratio

28

Child Dependency Ratio

Multnomah County, Oregon Sex Ratio

Mujer

406,093

50.47%

Masculino

398,513

49.53%

Multnomah County, Oregon Population by Age

Multnomah County, Oregon Renter vs Owner Occupied by Household Type

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Multnomah County, Oregon Household Types

Type Owner Renter
Married76%24%
All54.5%45.5%
Masculino51.7%48.3%
Mujer44.6%55.4%
Non Family38.1%61.9%

54.5%

Rate of Home Ownership

Multnomah County, Oregon Households and Families

Type Count Average Size Owned
All326,2292.4154.5
Non Family150,0691.4638.1
Married131,4583.1776
Mujer32,0683.3444.6
Masculino12,6343.3651.7

3.08

Average Family Size

2.41

Average Household Size

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Multnomah County, Oregon Households by Type

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Education Attained Count Percentage
Less Than 9th Grade22,1943.78%
9th to 12th Grade27,8884.75%
High School Graduate99,56516.95%
Some College126,15221.48%
Associates Degree42,1737.18%
Bachelors Degree161,94827.58%
Graduate Degree107,37018.28%
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Multnomah County, Oregon Educational Attainment by Sex (over 25)

Multnomah County, Oregon Educational Attainment by Race

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Race Total High School Bachelors
White438,783420,463223,681
Hispanic51,96836,05613,167
Asian43,35133,48117,360
Black28,41824,4056,541
2+ Races20,89719,5488,574
Other Race10,5517,2862,295
Native American4,7753,794911
Islander3,3252,922510

The highest rate of high school graduation is among white people with a rate of 95.82%.

The highest rate of bachelors degrees is among white people with a rate of 50.98%.

Multnomah County, Oregon Educational Attainment by Race

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Name Average Masculino Mujer
Overall$42,271$46,380$38,537
Less Than 9th Grade$24,949$28,127$20,126
High School Graduate$30,642$33,546$26,008
Some College$35,071$38,936$30,775
Bachelors Degree$51,406$60,610$44,112
Graduate Degree$70,511$82,062$63,349

$42,271

Average Earnings

$46,380

Average Male

$38,537

Average Female

Multnomah County, Oregon Earnings by Educational Attainment

Multnomah County, Oregon Language by Age

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Multnomah County, Oregon Language

80.04% of Multnomah County, Oregon residents speak only English, while 19.96% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 8.42% of the population.

Multnomah County, Oregon Language

Multnomah County, Oregon Poverty by Race

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Name Total In Poverty Poverty Rate
White551,23157,75210.48%
Hispanic91,58021,66323.65%
Black43,11112,44628.87%
Asian58,8229,81716.69%
Multiple42,1716,58615.62%
Other17,5913,60320.48%
Native6,8951,35419.64%
Islander5,12389217.41%

13.79%

Overall Poverty Rate

12.93%

Male Poverty Rate

14.63%

Female Poverty Rate

Poverty in Multnomah County, Oregon

The race most likely to be in poverty in Multnomah County, Oregon is Black, with 28.87% below the poverty level.

The race least likely to be in poverty in Multnomah County, Oregon is White, with 10.48% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.34%. Among those working part-time, it was 18.86%, and for those that did not work, the poverty rate was 25.39%.

Multnomah County, Oregon Poverty

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Name Poverty
Less Than 9th Grade28.37%
High School16.97%
Some College13.01%
Bachelors or Greater5.65%

Multnomah County, Oregon Poverty Rate by Education

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Name Poverty
Female Unemployed38.00%
Male Unemployed34.07%
Female Employed8.10%
Male Employed6.13%

Multnomah County, Oregon Poverty Rate by Employment Status and Sex

Multnomah County, Oregon Income by Household Type

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Name Median Mean
Households$69,176$93,639
Families$86,969$113,531
Married Families$104,622$132,066
Non Families$48,516$66,604
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Income by Household Type

Multnomah County, Oregon Marital Status

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Marriage Rates

42.4%

Overall Marriage Rate

43.1%

Male Marriage Rate

41.7%

Female Marriage Rate

Multnomah County, Oregon Married by Age and Sex

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Multnomah County, Oregon Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 45-54.

Multnomah County, Oregon Marital Status by Race

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Multnomah County, Oregon Marital Status

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37,495

Number of Veterans

34,453

Male Veterans

3,042

Female Veterans

War Veterans
Vietnam13,966
First Gulf War7,347
Second Gulf War6,382
Korea2,480
World War II1,639

Multnomah County, Oregon Veterans by War

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Age Group Veterans
65 to 7410,112
35 to 549,132
75+8,016
55 to 646,942
18 to 343,293

Multnomah County, Oregon Veterans by Age

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Name Veterans % of Total
White32,3166.22%
Black1,9756.02%
Hispanic1,7782.81%
2+ Races1,5005.86%
Asian9041.81%
Other Race3332.51%
Native American3085.54%
Islander1593.99%

Multnomah County, Oregon Veterans by Race

Multnomah County, Oregon Veterans by Education

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8.30%

Veteran Poverty Rate

29.72%

Veteran Disability Rate

Multnomah County, Oregon Veterans by Education

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69.5%

Labor Force Participation

66%

Employment Rate

4.9%

Unemployment Rate

Multnomah County, Oregon Employment by Age

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Multnomah County, Oregon Employment by Race

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Multnomah County, Oregon 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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40.92%

Born in Multnomah County, Oregon

86.18%

Native Born

13.82%

Foreign Born

7.05%

Non Citizen

6.77%

Naturalized

Place of Birth

86.18% of Multnomah County, Oregon residents were born in the United States, with 40.92% having been born in Oregon. 7.05% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Multnomah County, Oregon 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