Monmouth
Monmouth has lower-than-average household income, with a median household income of $69,170. Population has grown 48% since 2000. Median home value has roughly tripled since 2000, reaching $413,200. At a median age of 27.1, residents skew younger than the country as a whole.
Population & growth
PEP 2025 EST:11,543 residents (Census Bureau Vintage 2025, released March 2026)
Income & economy
Housing
Race & ethnicity
Education
Commute & transportation
Work & employment
People & community
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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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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024