Marion County, Oregon Population 2023

355,094

Marion County, Oregon's estimated 2023 population is 355,094 with a growth rate of 0.87% in the past year according to the most recent United States census data. Marion County, Oregon is the 5th largest county in Oregon. The 2010 population was 315,335 and has seen a growth of 12.61% since that time.

Note: data after 2020 is projected based on recent growth

Marion County, Oregon Population 2023

Population by Race

White

Two or more races

Other race

Asian

Black or African American

Native Hawaiian or Pacific Islander

Native American

Marion County, Oregon Population by Race

Marion County, Oregon Population Pyramid 2023

Marion County, Oregon Median Age

36.9

Total

35.5

Male

37.9

Female

Marion County, Oregon Adults

There are 259,378 adults, (54,019 of whom are seniors) in Marion County, Oregon.

Marion County, Oregon Age Dependency

67.4

Age Dependency Ratio

26.3

Old Age Dependency Ratio

41.1

Child Dependency Ratio

Marion County, Oregon Sex Ratio

Female172,52950.19%
Male171,21349.81%

Marion County, Oregon Population by Age

Marion County, Oregon Renter vs Owner Occupied by Household Type

3.3

Average Family Size

2.77

Average Household Size

60.8%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Marion County, Oregon Households and Families

Male

Female

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Marion County, Oregon Educational Attainment by Sex (over 25)

Marion County, Oregon Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

The highest rate of high school graduation is among white people with a rate of 81.3%.

The highest rate of bachelors degrees is among asian people with a rate of 32.02%.

Marion County, Oregon Educational Attainment by Race

All

Male

Female

$36,775

Average Earnings

$41,205

Average Male

$32,155

Average Female

Marion County, Oregon Earnings by Educational Attainment

Marion County, Oregon Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Marion County, Oregon Language

74.84% of Marion County, Oregon residents speak only English, while 25.16% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 20.42% of the population.

Marion County, Oregon Language

Marion County, Oregon Poverty by Race

rate

16.34%

Overall Poverty Rate

12.6%

Male Poverty Rate

14.12%

Female Poverty Rate

Poverty in Marion County, Oregon

The race most likely to be in poverty in Marion County, Oregon is Islander, with 48.24% below the poverty level.

The race least likely to be in poverty in Marion County, Oregon is White, with 11.97% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.47%. Among those working part-time, it was 14.92%, and for those that did not work, the poverty rate was 19.96%.

Marion County, Oregon Poverty

Marion County, Oregon Poverty Rate by Education

Marion County, Oregon Poverty Rate by Employment Status and Sex

Marion County, Oregon Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

mean

median

Income by Household Type

Marion County, Oregon Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

48.3%

Overall Marriage Rate

49.7%

Male Marriage Rate

46.9%

Female Marriage Rate

Marion County, Oregon Married by Age and Sex

male

female

Marion 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 35-44.

Marion County, Oregon Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Marion County, Oregon Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

19,759

Number of Veterans

18,379

Male Veterans

1,380

Female Veterans

Marion County, Oregon Veterans by War

Marion County, Oregon Veterans by Age

count

Marion County, Oregon Veterans by Race

Marion County, Oregon Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

5.97%

Veteran Poverty Rate

31.2%

Veteran Disability Rate

Marion County, Oregon Veterans by Education

LaborForceParticipation

62%

Labor Force Participation

58.6%

Employment Rate

5.3%

Unemployment Rate

Marion County, Oregon Employment by Age

LaborForceParticipation

Marion County, Oregon Employment by Race

LaborForceParticipation

Marion County, Oregon Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

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

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

52.67%

Born in Marion County, Oregon

86.88%

Native Born

12.49%

Foreign Born

8.01%

Non Citizen

4.48%

Naturalized

Place of Birth

86.88% of Marion County, Oregon residents were born in the United States, with 52.67% having been born in Oregon. 8.01% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Marion County, Oregon Place of Birth

Sources