United States › Oregon › Monmouth CITY
Monmouth Oregon · 11,543 residents (2025 est.) · 2.24 sq mi
Time machine
COMPARE TO 1990 Census 2000 Census 2009 ACS 2010 ACS 2011 ACS 2012 ACS 2013 ACS 2014 ACS 2015 ACS 2016 ACS 2017 ACS 2018 ACS 2019 ACS 2020 ACS 2021 ACS 2022 ACS 2023 ACS
The short version
Monmouth is home to 11,428 people in Oregon. This skews young, with a median age of 27.1. The population is up 48% since 2000. Owners hold 47% of the housing stock. Density works out to 5,104 people per square mile. People stay put here: 78% were in the same home a year ago.
At a glance
Lower income
below the US median
US median: $82,259
Younger
median age 27.1
US median: 38.9
Less educated
27% hold a bachelor's degree
US average: 36%
Less affordable
home values up 71%, inflation adjusted
US median home: $376,019
Section 01
Population & growth from 7,741 in 2000
11,543 in 2025 (Census Bureau estimate)
5,104 / sq mi
+22%since 2009
from 4,199 / sq mi in 2009
US average: 281
from 23.1 in 2000
US average: 38.9
Population, 1990 – 2024
6K 7K 9K 10K 12K 1990 2000 2010 2020 2024 Monmouth Age distribution, 2024
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy $69,170
+18%inflation adjusted, since 2000
from $32,256 in 2000
US average: $82,259
from $14,474 in 2000
US average: $44,673
Households earning $100K+
from 18.8% in 2009
US average: 53.3%
from 24.6% in 2000
US average: 12.5%
from 0.456 in 2010
US average: 0.476
Workforce by industry, 2024
Agriculture, forestry, fishing 3.4%
Professional, scientific, technical 1.7%
Arts, entertainment, food 1.5%
Public administration 0.7%
Transportation & warehousing 0.3%
Education & health services 0.1%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
$413,200
+71%inflation adjusted, since 2000
from $132,300 in 2000
US average: $376,019
$1,114
+16%inflation adjusted, since 2000
from $528 in 2000
US average: $1,442
from 46.3% in 2000
52.6% rent
from 8.5% in 2009
US average: 10.0%
from 2.69 people in 2009
US average: 2.54
from 22.8% in 2009
US average: 22.9%
from 69.3% in 2009
US average: 47.4%
from 6.0 in 2009
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
Section 04
Race & ethnicity 2000
White, non-Hispanic 83%(6,426)
Hispanic / Latino 9.7%(753)
2024
White, non-Hispanic 70.2%(8,021)
Hispanic / Latino 19.9%(2,274)
from 39 in 2009
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Section 04 · Origins
Detailed origins & ancestry Ancestry
+ 18 more ancestry groups with data from 38.1% in 2000
US average: 35.6%
High school or higher
from 86.4% in 2000
US average: 89.6%
from 15.8% in 2000
US average: 14.0%
Section 06
Commute & transportation from 14.3 min in 2000
US average: 26.5
from 75.7% in 2009
US average: 68.9%
from 8.1% in 2009
US average: 8.5%
from 1.3% in 2009
US average: 3.2%
from 3.1% in 2009
US average: 15.0%
from 10.5% in 2009
US average: 2.4%
from 0.9% in 2009
US average: 0.4%
from 7.7% in 2009
US average: 8.3%
Section 07
Work & employment from 10.0% in 2011
US average: 5.2%
from 58.3% in 2011
US average: 63.5%
Women 20-64 in the labor force
from 75.9% in 2020
US average: 74.6%
from 20.0% in 2009
US average: 13.1%
from 24.4% in 2009
US average: 42.5%
Section 08
People & community from 4.8% in 2009
US average: 14.1%
from 8.3% in 2009
US average: 6.2%
from 11.2% in 2012
US average: 13.3%
from 14.5% in 2013
US average: 8.4%
from 83.6% in 2017
US average: 91.0%
Computer in household
from 88.8% in 2020
US average: 95.5%
from 72.4% in 2020
US average: 87.7%
from 81.1% in 2016
US average: 77.7%
from 12.0% in 2016
US average: 13.6%
Marital status
Men 15+
Never married 48.6%(2,139)
Women 15+
Never married 44.9%(2,289)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage from 14.5% in 2013
US average: 8.4%
from 59.5% in 2020
US average: 54.8%
Direct-purchase
from 9.0% in 2020
US average: 13.8%
from 9.5% in 2020
US average: 18.4%
from 25.2% in 2020
US average: 20.9%
VA health care
from 2.4% in 2020
US average: 2.2%
Any private
from 68.2% in 2020
US average: 67.1%
Any public
from 34.9% in 2020
US average: 36.7%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans Veterans by period of service, 2024
Gulf War (2001 or later) 41.8%(321)
Share of the 768 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Drill deeper
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Frequently asked
How many people live in Monmouth, Oregon? Monmouth, Oregon has about 11,428 residents according to the 2024 American Community Survey.
What is the median household income in Monmouth, Oregon? The typical household in Monmouth, Oregon earns about $69,170 a year. Half of households make more than that, and half make less.
Is Monmouth, Oregon expensive? In Monmouth, Oregon, the median home is worth about $413,200, and the typical rent is about $1,114 a month.
How educated are people in Monmouth, Oregon? About 27.3% of adults age 25 and over in Monmouth, Oregon hold a bachelor's degree or higher.
What is the poverty rate in Monmouth, Oregon? About 16.1% of people in Monmouth, Oregon live below the federal poverty line.
Has Monmouth, Oregon grown since 1990? Yes, Monmouth, Oregon has grown since 1990. The population has added about 5,140 residents, a change of about 82 percent over that period.
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