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CITY · 2000 CENSUS

Portsmouth

Iowa · 225 residents · 0.307 sq mi
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The short version

Portsmouth has notably lower household income than the US average, with a median household income of $28,000. Population has held roughly steady since 1990. 8% of adults hold a bachelor's degree or higher, below the national rate of 24%. Median home value has more than doubled since 1990, reaching $62,900. With a median age of 40.5, the population is older than the US median of 35.2. Households here earn about 29% less than the Iowa median.

At a glance
Lower income
below the US median
US median: $42,589
Older
median age 40.5
US median: 35.2
Less educated
8% hold a bachelor's degree
US average: 24%
Less affordable
home values up 102%, inflation adjusted
US median home: $120,530
Section 01

Population & growth

225
+13%since 1990
from 200 in 1990
1990 – 2025
733 / sq mi
+13%since 1990
from 651 / sq mi in 1990
US average: 242
40.5
+19%since 1990
from 34.0 in 1990
US average: 35.2
Population, 19902024
1131521922322711990201020202024Portsmouth
2024204
1990201020202024
Section 02

Income & economy

$28,000
−14%inflation adjusted, since 1990
from $24,688 in 1990
US average: $42,589
1990 – 2024
$15,473
+35%since 1990
from $11,423 in 1990
US average: $21,522
14.8%
+8.8 ptssince 1990
from 6.0% in 1990
US average: 12.4%
Section 03

Housing

$62,900
+102%inflation adjusted, since 1990
from $23,600 in 1990
US average: $120,530
1990 – 2024
$413
+4%inflation adjusted, since 1990
from $300 in 1990
US average: $602
88.5%
+10.0 ptssince 1990
from 78.6% in 1990
11.5% rent
2.2
+135%since 1990
from 1.0 in 1990
1990 – 2024
RELATED:See current rent listings in Portsmouth on RentDataNow
Section 04

Race & ethnicity

1990
White, non-Hispanic100%(200)
Black0%(0)
Hispanic / Latino0%(0)
Asian0%(0)
Diversity Score0%(0)
2000
White, non-Hispanic99.1%(223)
Black0%(0)
Hispanic / Latino0.4%(1)
Asian0%(0)
Diversity Score1.1%(2)
1
from 0 in 1990
1990 – 2024
Section 05

Education

7.7%
+6.2 ptssince 1990
from 1.6% in 1990
US average: 24.4%
High school or higher
86.6%
+6.2 ptssince 1990
from 80.5% in 1990
US average: 80.3%
1.4%
+1.4 ptssince 1990
from 0.0% in 1990
US average: 8.8%
Section 06

Commute & transportation

27.7 min
−3%since 1990
from 28.6 min in 1990
US average: 17.6
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 Portsmouth, Iowa?

Portsmouth, Iowa has about 225 residents according to the 2000 Census.

What is the median household income in Portsmouth, Iowa?

The typical household in Portsmouth, Iowa earns about $28,000 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 $62,900, and the typical rent is about $413 a month.

How educated are people in Portsmouth, Iowa?

About 7.7% 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 14.8% 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 25 residents, a change of about 13 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 →