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CITY

Portsmouth

Iowa · 186 residents (2025 est.) · 0.307 sq mi
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The short version

Portsmouth has roughly average household income, with a median household income of $80,781. Population has declined 9% since 2000. 10% of adults hold a bachelor's degree or higher, below the national rate of 36%. Median home value has more than doubled since 2000, reaching $125,000. With a median age of 47.3, the population is older than the US median of 38.9.

At a glance
Average income
near the US median
US median: $82,259
Older
median age 47.3
US median: 38.9
Less educated
10% hold a bachelor's degree
US average: 36%
Stable housing
home values roughly flat, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
204
−9%since 2000
from 225 in 2000
1990 – 2025
Population density
664 / sq mi
−9%since 2000
from 733 / sq mi in 2000
US average: 281
Median age
47.3
+17%since 2000
from 40.5 in 2000
US average: 38.9

PEP 2025 EST:186 residents (Census Bureau Vintage 2025, released March 2026)

Population, 1990 – 2024
1131521922322711990201020202024Portsmouth
2024204
1990201020202024
Section 02

Income & economy

Median household income
$80,781
+58%inflation adjusted, since 2000
from $28,000 in 2000
US average: $82,259
1990 – 2024
Per capita income
$40,318
+161%since 2000
from $15,473 in 2000
US average: $44,673
Households earning $100K+
52.4%
+37.2 ptssince 2009
from 15.2% in 2009
US average: 53.3%
Poverty rate
4.9%
−9.9 ptssince 2000
from 14.8% in 2000
US average: 12.5%
Income inequality (Gini)
0.296
−25%since 2010
from 0.395 in 2010
US average: 0.476
Workforce by industry, 2024
Other services16.9%
US avg: 6.7%
Agriculture, forestry, fishing16.1%
US avg: 1.6%
Construction16.1%
US avg: 1.2%
Public administration16.1%
US avg: 4.8%
Wholesale trade9.7%
US avg: 6.9%
Retail trade7.3%
US avg: 9.9%
Information7.3%
US avg: 10.8%
Finance & insurance7.3%
US avg: 5.9%
Professional, scientific, technical7.3%
US avg: 5.1%
Arts, entertainment, food1.6%
US avg: 1.9%
Transportation & warehousing0.8%
US avg: 2.2%
Manufacturing0%
US avg: 0.4%
Education & health services0%
US avg: 0.9%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$125,000
+9%inflation adjusted, since 2000
from $62,900 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$769
+2%inflation adjusted, since 2000
from $413 in 2000
US average: $1,442
Owner-occupied
93.2%
+4.7 ptssince 2000
from 88.5% in 2000
6.8% rent
Vacancy rate
3.7%
+3.7 ptssince 2009
from 0.0% in 2009
US average: 10.0%
Owner cost-burdened
14.6%
−3.5 ptssince 2009
from 18.1% in 2009
US average: 22.9%
Renter cost-burdened
57.1%
+57.1 ptssince 2009
from 0.0% in 2009
US average: 47.4%
Afford Score
1.5
−31%since 2000
from 2.2 in 2000
1990 – 2024
Gentrification Score
65
RELATED:See current rent listings in Portsmouth on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic99.1%(223)
Black0%(0)
Hispanic / Latino0.4%(1)
Asian0%(0)
Other0%
Diversity Score1.1%(2)
2024
White, non-Hispanic91.7%(187)
Black0%(0)
Hispanic / Latino2%(4)
Asian0%(0)
Other6.4%(13)
Diversity Score19.4%(40)
Diversity Score
19
+1647%since 2000
from 1 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
10.4%
+2.6 ptssince 2000
from 7.7% in 2000
US average: 35.6%
High school or higher
94.8%
+8.2 ptssince 2000
from 86.6% in 2000
US average: 89.6%
Graduate degree
2.6%
+1.2 ptssince 2000
from 1.4% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
22.8 min
−18%since 2000
from 27.7 min in 2000
US average: 26.5
Drive alone to work
75.8%
−5.6 ptssince 2009
from 81.4% in 2009
US average: 68.9%
Carpooled to work
2.4%
−1.1 ptssince 2009
from 3.5% in 2009
US average: 8.5%
Public transit
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 3.2%
Worked from home
7.3%
+4.9 ptssince 2009
from 2.3% in 2009
US average: 15.0%
Walked to work
11.3%
+5.5 ptssince 2009
from 5.8% in 2009
US average: 2.4%
Biked to work
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 0.4%
No vehicle available
8.7%
+1.1 ptssince 2009
from 7.6% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
0.0%
−0.8 ptssince 2011
from 0.8% in 2011
US average: 5.2%
Labor force participation
78.0%
+20.6 ptssince 2011
from 57.4% in 2011
US average: 63.5%
Self-employed
22.6%
+12.4 ptssince 2009
from 10.2% in 2009
US average: 13.1%
Management & professional
30.6%
−34.1 ptssince 2009
from 64.8% in 2009
US average: 42.5%
Section 08

People & community

Male
47.1%
−2.4 ptssince 2009
from 49.5% in 2009
Female
52.9%
+2.4 ptssince 2009
from 50.5% in 2009
Foreign born
0.5%
+0.5 ptssince 2009
from 0.0% in 2009
US average: 14.1%
Veterans
10.2%
−39.8 ptssince 2009
from 50.0% in 2009
US average: 6.2%
With a disability
11.3%
−1.7 ptssince 2012
from 13.0% in 2012
US average: 13.3%
Uninsured
8.3%
−82.0 ptssince 2013
from 90.3% in 2013
US average: 8.4%
Broadband at home
93.2%
+19.4 ptssince 2017
from 73.8% in 2017
US average: 91.0%
English only at home
100.0%
+4.4 ptssince 2016
from 95.6% in 2016
US average: 77.7%
Spanish at home
0.0%
−4.4 ptssince 2016
from 4.4% in 2016
US average: 13.6%
Drill deeper

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PORTSMOUTH VS
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PORTSMOUTH VS
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Frequently asked

How many people live in Portsmouth, Iowa?

Portsmouth, Iowa has about 204 residents according to the 2024 American Community Survey.

What is the median household income in Portsmouth, Iowa?

The typical household in Portsmouth, Iowa earns about $80,781 a year. Half of households make more than that, and half make less.

Is Portsmouth, Iowa expensive?

In Portsmouth, Iowa, the median home is worth about $125,000, and the typical rent is about $769 a month.

How educated are people in Portsmouth, Iowa?

About 10.4% of adults age 25 and over in Portsmouth, Iowa hold a bachelor's degree or higher.

What is the poverty rate in Portsmouth, Iowa?

About 4.9% of people in Portsmouth, Iowa live below the federal poverty line.

Has Portsmouth, Iowa grown since 1990?

Yes, Portsmouth, Iowa has grown since 1990. The population has added about 4 residents, a change of about 2 percent over that period.

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

How we source and harmonize this data →