Portsmouth city, Iowa Demographics & Population 2026
As of 2026, Portsmouth city, Iowa has a total population of 200, the 700th largest city in Iowa, with a median household income of $79,643, which is 9% higher than the state average. The poverty rate is 3.0%.
Key Takeaways
- An exceptionally low poverty rate of 3.0% — among the lowest in Iowa.
- Housing is very affordable with a home-value-to-income ratio of just 1.5x.
- Near full employment with an unemployment rate of just 0.0%.
Portsmouth city Quick Facts
How Portsmouth city Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 30 | National average: 60
Education
Educational Attainment (Adults 25+)
Portsmouth city Rankings in Iowa
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Cities Similar to Portsmouth city
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Fairport CDP | 200 | N/A | $219,700 | 4.0% | 35.5% |
| New Providence city | 196 | $83,250 | $80,000 | 29.6% | 6.2% |
| Wever CDP | 190 | N/A | $262,100 | 16.5% | 14.2% |
| Maysville city | 202 | $72,500 | $226,600 | 14.4% | 24.8% |
| Thurman city | 197 | $88,500 | $103,100 | 3.1% | 6.6% |
Population Overview
Portsmouth city is a small community located in Iowa. The total population is 200. It ranks as the 700th most populous out of 1,018 cities and towns in Iowa.
Age Demographics
The median age in Portsmouth city is 43.5 years. This is 13% higher than the state median of 38.6 years.
Economy, Income & Housing
The median household income in Portsmouth city is $79,643. This is 9% higher than the state median of $73,147. Compared to the national median of $78,538, household income here is 1% higher. The poverty rate stands at 3.0%. This is 73% lower than the state poverty rate of 11.0%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 0.0%. This is 100% lower than the state rate of 3.6%. The median home value is $115,500. Housing costs are 41% lower than the state median of $195,900. With a home-value-to-income ratio of just 1.5x, Portsmouth city is one of the most affordable housing markets in the area. 93.9% of occupied housing units are owner-occupied. This homeownership rate is 31% higher than the state average of 71.5%.
Race & Ethnicity
Portsmouth city has a predominantly White (non-Hispanic) population, comprising 87.0% of all residents. Hispanic or Latino residents account for 3.0%. The Hispanic or Latino population (3.0%) is well below the state average of 7.0%.
Education
10.7% of residents aged 25 and older hold a bachelor's degree or higher. This is 65% lower than the state rate of 30.9%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 94.6%.
Data Sources & Methodology
All demographic data for Portsmouth city, Iowa is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against Iowa state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,018 Census-designated places in Iowa. For official data, visit data.census.gov.
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Frequently Asked Questions
What is the population of Portsmouth city, Iowa?
Portsmouth city, Iowa has a population of 200 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Portsmouth city, IA?
The median household income in Portsmouth city is $79,643, which is 1% higher the national median of $78,538.
What is the poverty rate in Portsmouth city, IA?
The poverty rate in Portsmouth city is 3.0%. This means approximately 6 residents live below the federal poverty line.
What is the racial makeup of Portsmouth city, Iowa?
Portsmouth city's population is 87.0% White, 0.0% Black, 3.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Portsmouth city, IA?
The median home value in Portsmouth city is $115,500. The home-value-to-income ratio is 1.5x.
How educated is Portsmouth city, Iowa?
10.7% of adults (25+) in Portsmouth city hold a bachelor's degree or higher, and 2.7% hold a graduate or professional degree.