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CITY · 2020 ACS

Monmouth

Iowa · 129 residents · 0.569 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 $46,250. Population has fallen 28% since 2000, a loss of 51 residents. 4% of adults hold a bachelor's degree or higher, below the national rate of 33%. Median home value has more than doubled since 2000, reaching $53,200. With a median age of 53.1, the population is older than the US median of 38.8. Households here earn about 25% less than the Iowa median.

At a glance
Lower income
below the US median
US median: $66,278
Older
median age 53.1
US median: 38.8
Less educated
4% hold a bachelor's degree
US average: 33%
Less affordable
home values up 45%, inflation adjusted
US median home: $265,253
Section 01

Population & growth

Total population
129
−28%since 2000
from 180 in 2000
1990 – 2025
Population density
227 / sq mi
−28%since 2000
from 316 / sq mi in 2000
US average: 280
Median age
53.1
+49%since 2000
from 35.7 in 2000
US average: 38.8
Population, 1990 – 2024
841171511842171990201020202024Monmouth
2024121
1990201020202024
Section 02

Income & economy

Median household income
$46,250
+20%inflation adjusted, since 2000
from $25,714 in 2000
US average: $66,278
1990 – 2024
Per capita income
$23,281
+118%since 2000
from $10,671 in 2000
US average: $35,364
Households earning $100K+
22.4%
+19.9 ptssince 2009
from 2.5% in 2009
US average: 43.9%
Poverty rate
14.5%
+7.0 ptssince 2000
from 7.5% in 2000
US average: 12.8%
Workforce by industry, 2020
Retail trade35.8%
US avg: 10%
Information25.4%
US avg: 11.1%
Wholesale trade10.4%
US avg: 6.7%
Finance & insurance3%
US avg: 5.5%
Professional, scientific, technical3%
US avg: 4.7%
Transportation & warehousing1.5%
US avg: 2.5%
Agriculture, forestry, fishing0%
US avg: 1.7%
Construction0%
US avg: 1.2%
Manufacturing0%
US avg: 0.5%
Education & health services0%
US avg: 0.8%
Arts, entertainment, food0%
US avg: 2%
Other services0%
US avg: 6.6%
Public administration0%
US avg: 4.7%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$53,200
+45%inflation adjusted, since 2000
from $24,400 in 2000
US average: $265,253
1990 – 2024
Median gross rent
$575
−16%inflation adjusted, since 2000
from $453 in 2000
US average: $1,124
Owner-occupied
73.8%
+0.2 ptssince 2000
from 73.6% in 2000
26.2% rent
Afford Score
1.2
+21%since 2000
from 0.9 in 2000
1990 – 2024
RELATED:See current rent listings in Monmouth on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic98.3%(177)
Black0%(0)
Hispanic / Latino0%(0)
Asian0%(0)
Other0%
Diversity Score0%(0)
2020
White, non-Hispanic94.6%(122)
Black0%(0)
Hispanic / Latino1.6%(2)
Asian0%(0)
Other0%(0)
Diversity Score4%(5)
Diversity Score
4
from 0 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
3.9%
+3.9 ptssince 2000
from 0.0% in 2000
US average: 32.9%
High school or higher
81.6%
+15.8 ptssince 2000
from 65.7% in 2000
US average: 88.5%
Graduate degree
1.0%
+1.0 ptssince 2000
from 0.0% in 2000
US average: 12.7%
Section 06

Commute & transportation

Average commute
27.2 min
+46%since 2000
from 18.7 min in 2000
US average: 26.9
Drive alone to work
82.1%
+2.8 ptssince 2009
from 79.3% in 2009
US average: 75.1%
No vehicle available
6.9%
+2.0 ptssince 2009
from 4.9% in 2009
US average: 8.4%
Section 07

Work & employment

Unemployment rate
1.5%
−3.2 ptssince 2011
from 4.7% in 2011
US average: 5.4%
Labor force participation
60.7%
−12.6 ptssince 2011
from 73.3% in 2011
US average: 63.4%
Management & professional
10.4%
−36.7 ptssince 2009
from 47.1% in 2009
US average: 39.3%
Section 08

People & community

Male
46.6%
+7.2 ptssince 2009
from 39.3% in 2009
Female
53.4%
−7.2 ptssince 2009
from 60.7% in 2009
Foreign born
4.6%
+4.1 ptssince 2009
from 0.5% in 2009
US average: 13.5%
Uninsured
0.8%
−92.9 ptssince 2013
from 93.7% in 2013
US average: 8.8%
Drill deeper

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Compare Monmouth to nearby cities

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MONMOUTH VS
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MONMOUTH VS
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MONMOUTH VS
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Frequently asked

How many people live in Monmouth, Iowa?

Monmouth, Iowa has about 129 residents according to the 2020 American Community Survey.

What is the median household income in Monmouth, Iowa?

The typical household in Monmouth, Iowa earns about $46,250 a year. Half of households make more than that, and half make less.

Is Monmouth, Iowa expensive?

In Monmouth, Iowa, the median home is worth about $53,200, and the typical rent is about $575 a month.

How educated are people in Monmouth, Iowa?

About 3.9% of adults age 25 and over in Monmouth, Iowa hold a bachelor's degree or higher.

What is the poverty rate in Monmouth, Iowa?

About 14.5% of people in Monmouth, Iowa live below the federal poverty line.

Has Monmouth, Iowa grown since 1990?

Yes, Monmouth, Iowa has shrunk since 1990. The population has lost about 31 residents, a change of about -19 percent over that period.

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

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