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CITY · 1990 CENSUS

Monmouth

Oregon · 6,288 residents · 2.239 sq mi
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The short version

Monmouth has notably lower household income than the US average, with a median household income of $18,049. Population has fallen 19% since 2000, a loss of 1,453 residents. 38% of adults hold a bachelor's degree or higher, well above the national rate of 20%. Median home value is $57,100. At a median age of 22.9, residents skew younger than the country as a whole. Households here earn about 34% less than the Oregon median.

At a glance
Lower income
below the US median
US median: $30,130
Younger
median age 22.9
US median: 33.0
More educated
38% hold a bachelor's degree
US average: 20%
More affordable
home values down 43%, inflation adjusted
US median home: $93,722
Section 01

Population & growth

6,288
−19%vs 2000
vs 7,741 in 2000
1990 – 2025
2,808 / sq mi
−19%vs 2000
vs 3,457 / sq mi in 2000
US average: 221
22.9
−1%vs 2000
vs 23.1 in 2000
US average: 33.0
Population, 19902024
6K7K9K10K12K1990201020202024Monmouth
202411K
1990201020202024
Section 02

Income & economy

$18,049
−26%inflation adjusted, since 2000
vs $32,256 in 2000
US average: $30,130
1990 – 2024
$8,872
−39%vs 2000
vs $14,474 in 2000
US average: $14,340
29.4%
+4.7 ptsvs 2000
vs 24.6% in 2000
US average: 13.2%
Section 03

Housing

$57,100
−43%inflation adjusted, since 2000
vs $132,300 in 2000
US average: $93,722
1990 – 2024
$328
−18%inflation adjusted, since 2000
vs $528 in 2000
US average: $450
45.8%
−0.5 ptsvs 2000
vs 46.3% in 2000
54.2% rent
3.2
−23%vs 2000
vs 4.1 in 2000
1990 – 2024
RELATED:See current rent listings in Monmouth on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic83%(6,426)
Black0.9%(68)
Hispanic / Latino9.7%(753)
Asian2%(158)
Other0%
Diversity Score29.5%(2,284)
1990
White, non-Hispanic90.5%(5,690)
Black1%(63)
Hispanic / Latino3.8%(237)
Asian3.7%(233)
Other4.8%(302)
Diversity Score29.3%(1,845)
29
−1%vs 2000
vs 30 in 2000
1990 – 2024
Section 05

Education

37.7%
−0.5 ptsvs 2000
vs 38.1% in 2000
US average: 20.3%
High school or higher
87.8%
+1.4 ptsvs 2000
vs 86.4% in 2000
US average: 75.2%
13.9%
−1.9 ptsvs 2000
vs 15.8% in 2000
US average: 7.1%
Section 06

Commute & transportation

18.4 min
+28%vs 2000
vs 14.3 min in 2000
US average: 21.9
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

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Frequently asked

How many people live in Monmouth, Oregon?

Monmouth, Oregon has about 6,288 residents according to the 1990 Census.

What is the median household income in Monmouth, Oregon?

The typical household in Monmouth, Oregon earns about $18,049 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 $57,100, and the typical rent is about $328 a month.

How educated are people in Monmouth, Oregon?

About 37.7% 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 29.4% of people in Monmouth, Oregon live below the federal poverty line.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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