Monmouth, Oregon Population 2024

11,311

Monmouth Demographics

According to the most recent ACS, the racial composition of Monmouth was:

  • White: 78.98%
  • Two or more races: 12.27%
  • Other race: 3.17%
  • Native American: 2.2%
  • Asian: 1.68%
  • Black or African American: 1.11%
  • Native Hawaiian or Pacific Islander: 0.59%
State
Oregon
Land Area (mi²)
2.2 sq mi
Density (mi²)
5,052.60/sq mi
Growth Since 2020
1.47% (164)
The current population of Monmouth, Oregon is 11,311 based on our projections of the latest US Census estimates (released May 2024). The last official US Census in 2020 recorded the population at 11,147.

Population by Race

Race
Population
Percentage (of total)
White8,82778.98%
Two or more races1,37112.27%
Other race3543.17%
Native American2462.2%
Asian1881.68%
Black or African American1241.11%
Native Hawaiian or Pacific Islander660.59%

White

Two or more races

Other race

Native American

Asian

Black or African American

Native Hawaiian or Pacific Islander

Monmouth Population by Race

Monmouth Population Pyramid 2024

Monmouth Median Age

26.2

Total

25.7

Male

27.2

Female

Monmouth Adults

There are 8,854 adults, (1,326 of whom are seniors) in Monmouth.

Monmouth Age Dependency

48.5

Age Dependency Ratio

17.6

Old Age Dependency Ratio

30.8

Child Dependency Ratio

Monmouth Sex Ratio

Female5,73851.34%
Male5,43848.66%

Monmouth Population by Age

Monmouth Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All3,3952.945.554.5
Married1,6163.6767.632.4
Non Family1,1561.6223.776.3
Female4573.1127.472.6
Male1663.7232.567.5

3.39

Average Family Size

2.9

Average Household Size

45.5%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Monmouth Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade2293.84%
Associates Degree84814.21%
Bachelors Degree1,02417.16%
Graduate Degree64010.72%
High School Graduate1,51025.3%
Less Than 9th Grade931.56%
Some College1,62427.21%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Monmouth Educational Attainment by Sex (over 25)

Monmouth Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White4,8564,7051,550
Hispanic72160341
2+ Races39237129
Native American1961580
Other Race1517520
Asian818139
Islander27185
Black19130

The highest rate of high school graduation is among asian people with a rate of 100%.

The highest rate of bachelors degrees is among asian people with a rate of 48.15%.

Monmouth Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$54,250$54,938$51,518
Graduate Degree$95,259$88,229$96,681
High School Graduate$29,322$28,604$35,714
Less Than 9th Grade$33,550$47,734$24,643
Overall$38,453$40,691$37,736
Some College$34,815$47,692$32,141

$38,453

Average Earnings

$40,691

Average Male

$37,736

Average Female

Monmouth Earnings by Educational Attainment

Monmouth Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Monmouth Language

85.56% of Monmouth residents speak only English, while 14.44% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 11.62% of the population.

Monmouth Language

Monmouth Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White7,40698813.34%
Hispanic1,61334221.2%
Multiple1,09426524.22%
Native2397129.71%
Black995454.55%
Other3084815.58%
Islander48510.42%

15.58%

Overall Poverty Rate

15.01%

Male Poverty Rate

16.17%

Female Poverty Rate

Poverty in Monmouth

The race most likely to be in poverty in Monmouth is Black, with 54.55% below the poverty level.

The race least likely to be in poverty in Monmouth is Islander, with 10.42% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.29%. Among those working part-time, it was 27.81%, and for those that did not work, the poverty rate was 18.65%.

Monmouth Poverty

rate

Rate
Poverty
Less Than 9th Grade27.15%
High School11.57%
Some College11.31%
Bachelors or Greater2.95%

Monmouth Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed39.23%
Male Employed13.78%
Female Employed13.38%
Male Unemployed0%

Monmouth Poverty Rate by Employment Status and Sex

Monmouth Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$81,964$95,498
Households$66,858$84,582
Married Families$92,250$-999,999,999
Non Families$27,450$52,584

mean

median

Income by Household Type

Monmouth Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

37.7%

Overall Marriage Rate

40.4%

Male Marriage Rate

35.4%

Female Marriage Rate

Monmouth Married by Age and Sex

male

female

Monmouth Marriage

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

Monmouth Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Monmouth Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

801

Number of Veterans

770

Male Veterans

31

Female Veterans

War
Veterans
Second Gulf War271
Vietnam186
First Gulf War75
Korea22
World War II0

Monmouth Veterans by War

count

Age Group
Veterans
18 to 34236
55 to 64221
65 to 74139
75+129
35 to 5476

Monmouth Veterans by Age

count

Name
Veterans
% of Total
White79411.05%
Hispanic887.66%
Native American73.13%

Monmouth Veterans by Race

Monmouth Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

7.68%

Veteran Poverty Rate

32.52%

Veteran Disability Rate

Monmouth Veterans by Education

LaborForceParticipation

63.3%

Labor Force Participation

59%

Employment Rate

6.7%

Unemployment Rate

Monmouth Employment by Age

LaborForceParticipation

Monmouth Employment by Race

LaborForceParticipation

Monmouth 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

53.18%

Born in Monmouth

94.13%

Native Born

5.87%

Foreign Born

3%

Non Citizen

2.87%

Naturalized

Place of Birth

94.13% of Monmouth residents were born in the United States, with 53.18% having been born in Oregon. 3% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Monmouth Place of Birth

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
202911,516410.36%
202811,475410.36%
202711,434410.36%
202611,393410.36%
202511,352410.36%
202411,311410.36%
202311,270-11-0.1%
202211,281140.12%
202111,2671201.08%
202011,1476195.88%
201910,528690.66%
201810,4591161.12%
201710,3431881.85%
201610,1552732.76%
20159,882840.86%
20149,798-21-0.21%
20139,819250.26%
20129,794650.67%
20119,7291791.87%
20109,55000%
20007,7411,45323.11%
19906,28869412.41%
19805,5943576.82%
19705,2373,008134.95%
19602,22927313.96%
19501,956991102.69%
1940965596.51%
193090632455.67%
19205828918.05%
1910493-113-18.65%
1900606339126.97%
1880267-11,249-97.68%

Monmouth Population by Year