How many homes in Mason City, IA are overcrowded?

Name: Crowding and facilities in Mason City, IA, 2020–2024
Creator: US Census Bureau
License: https://www.census.gov/data/developers/about/terms-of-service.html

1.0% (±0.9 points) of occupied homes in Mason City, IA have more than one occupant per room (2020–2024 American Community Survey).

0.2% have more than 1.5.

0.0% lack complete plumbing.

1.3% lack a complete kitchen.

Figures last updated on November 12, 2026.

More than 1 per room: 1.0% (±0.9 points)
Lacking plumbing: 0.0%
Lacking a kitchen: 1.3%

Crowding and facilities in Mason City

Share of occupied homes, estimate (90% margin of error)
	Mason City	Cerro Gordo County	Iowa	United States
More than 1 person per room	1.0% (±0.9 points)	0.9% (±0.6 points)	1.6% (±0.1 points)	3.4%
More than 1.5 people per room	0.2% (±0.3 points)	0.1% (±0.2 points)	0.5% (±0.1 points)	1.2%
Lacking complete plumbing	0.0% (±0.2 points)	0.1% (±0.1 points)	0.3% (±0.1 points)	0.4%
Lacking a complete kitchen	1.3% (±0.8 points)	1.1% (±0.6 points)	0.8% (±0.1 points)	0.8%

A room is any whole room other than a bathroom, hall or porch; more than one person per room is the Census Bureau’s usual measure of crowding.

Complete plumbing means hot and cold running water and a bath or shower; a complete kitchen means a sink with a faucet, a stove or range and a refrigerator.

In Mason City, the share of crowded homes is not measurably different from Cerro Gordo County (0.9%).

It is not measurably different from Iowa (1.6%).

It is lower than the national figure (3.4%).

Crowded homes in places near Mason City

Nearest places with a published estimate, compared with Mason City
Place	Distance	Crowded homes	Compared with this place
Mason City	—	1.0% (±0.9 points)	—
Rock Falls	7.0 mi	0.0% (±53.6 points)	Not measurably different
Plymouth	7.8 mi	5.6% (±16.1 points)	Not measurably different
Clear Lake	8.8 mi	0.8% (±1.1 points)	Not measurably different
Nora Springs	9.7 mi	0.0% (±6.2 points)	Not measurably different
Manly	9.7 mi	0.7% (±4.7 points)	Not measurably different
Rockwell	12 mi	0.0% (±8.5 points)	Not measurably different
Hanlontown	13 mi	0.0% (±29.7 points)	Not measurably different
Swaledale	13 mi	0.0% (±39.6 points)	Not measurably different

None of the nearby places differs measurably from this one on this figure.

Distance is measured in a straight line between the Census Bureau’s internal points for each place.

Survey years: 2020–2024 (American Community Survey 5-year estimates).

Margins of error are at the 90% confidence level.

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Questions about Mason City

How many homes in Mason City are overcrowded?

1.0% of occupied homes in Mason City, IA have more than one person per room (2020–2024 American Community Survey).

How many homes in Mason City lack plumbing or a kitchen?

0.0% lack complete plumbing facilities and 1.3% lack complete kitchen facilities.

Sources

Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — Mason City city, Iowa

To check these figures in the Census Bureau’s own API, request the variables below from the 2024 ACS 5-year data profile (acs/acs5/profile) for Mason City city, Iowa (place:50160, in state:19).

Each estimate (E or PE) has a margin of error beside it (M or PM).

The API needs a free key.

Request a Census API key.

DP04_0078PE, DP04_0078PM, DP04_0079PE, DP04_0079PM, DP04_0073PE, DP04_0073PM, DP04_0074PE, DP04_0074PM

This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.

Figures are published by the US Census Bureau, HUD, the Bureau of Labor Statistics and the FBI; Seayora reproduces them and does not adjust them, except where a sentence says it compares dollar figures after inflation. They describe the whole place, not any one building or street, and are not an appraisal, a rent determination, a tax bill, a safety rating or legal advice.