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CITY · 1990 CENSUS

Hamilton

Iowa · 92 residents · 0.51 sq mi
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The short version

With 92 people, Hamilton is a city in Iowa. 95% of homes are owner-occupied. At a median age of 44.2, this is an older place than the country as a whole. That trails the Iowa median by roughly 56%. 3% of adults hold a bachelor's degree, below the 20% national rate. Median home value sits at $14,999.

At a glance
Lower income
below the US median
US median: $30,130
Older
median age 44.2
US median: 33.0
Less educated
3% hold a bachelor's degree
US average: 20%
More affordable
home values down 36%, inflation adjusted
US median home: $93,722
Section 01

Population & growth

92
−36%vs 2000
vs 144 in 2000
1990 – 2025
44.2
+24%vs 2000
vs 35.5 in 2000
US average: 33.0
Land area
0.51 sq mi
Population, 19902024
518912716620419902000201020202024Hamilton
2024107
1990201020202024
Age distribution, 1990
Under 55.4%(5)
US avg: 7.3%
5 to 98.7%(8)
US avg: 7.3%
10 to 142.2%(2)
US avg: 6.9%
15 to 193.3%(3)
US avg: 7.1%
20 to 245.4%(5)
US avg: 7.5%
25 to 3414.1%(13)
US avg: 17.5%
35 to 4412%(11)
US avg: 15.1%
45 to 5410.9%(10)
US avg: 10.2%
55 to 6420.7%(19)
US avg: 8.5%
65 to 7410.9%(10)
US avg: 7.3%
75 to 846.5%(6)
US avg: 4%
85 and over0%(0)
US avg: 1.2%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

$11,500
−59%inflation adjusted, since 2000
vs $37,083 in 2000
US average: $30,130
1990 – 2024
$8,906
−79%vs 2000
vs $42,935 in 2000
US average: $14,340
26.1%
+15.6 ptsvs 2000
vs 10.5% in 2000
US average: 13.2%
Section 03

Housing

$14,999
−36%inflation adjusted, since 2000
vs $30,800 in 2000
US average: $93,722
1990 – 2024
95.2%
+2.8 ptsvs 2000
vs 92.5% in 2000
4.8% rent
Section 04

Race & ethnicity

2000
White, non-Hispanic97.9%(141)
Black0.7%(1)
Hispanic / Latino0%(0)
Asian0%(0)
Other0%
1990
White, non-Hispanic100%(92)
Black0%(0)
Hispanic / Latino0%(0)
Asian0%(0)
Other0%(0)

No data for the years selected.

Section 04 · Origins

Detailed origins & ancestry

Detailed origin tables are available for 2024; showing 2024 data.

Ancestry
Irish48.6%(52)
English23.4%(25)
German14%(15)
Italian14%(15)
Dutch13.1%(14)
Polish10.3%(11)
Swedish3.7%(4)
American2.8%(3)
Welsh1.9%(2)
French0.9%(1)
Section 05

Education

2.9%
−0.8 ptsvs 2000
vs 3.7% in 2000
US average: 20.3%
High school or higher
75.4%
−1.2 ptsvs 2000
vs 76.5% in 2000
US average: 75.2%
0.0%
Unchangedvs 2000
vs 0.0% in 2000
US average: 7.1%
Section 06

Commute & transportation

No data for the years selected.

Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Marital status (2024)
Men 15+
Never married46.8%(22)
Married29.8%(14)
Widowed8.5%(4)
Divorced14.9%(7)
Women 15+
Never married25%(8)
Married56.3%(18)
Widowed3.1%(1)
Divorced15.6%(5)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09

Health coverage

Showing 2024 (the nearest year with coverage data).

11.2%
+7.4 ptssince 2013
from 3.8% in 2013
US average: 8.4%
40.2%
−18.8 ptssince 2020
from 59.0% in 2020
US average: 54.8%
Direct-purchase
3.7%
−1.2 ptssince 2020
from 4.9% in 2020
US average: 13.8%
14.0%
−9.0 ptssince 2020
from 23.0% in 2020
US average: 18.4%
41.1%
−1.5 ptssince 2020
from 42.6% in 2020
US average: 20.9%
VA health care
7.5%
+4.2 ptssince 2020
from 3.3% in 2020
US average: 2.2%
Any private
41.1%
−22.8 ptssince 2020
from 63.9% in 2020
US average: 67.1%
Any public
51.4%
+0.6 ptssince 2020
from 50.8% in 2020
US average: 36.7%

Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.

Section 09 · Service history

Veterans

Veterans by period of service, 2024
Gulf War (2001 or later)22.2%(2)
US avg: 26.4%
Gulf War (1990s)33.3%(3)
US avg: 24.3%
Vietnam era0%(0)
US avg: 33.1%
Korean War44.4%(4)
US avg: 4.5%
World War II0%(0)
US avg: 1%

Share of the 9 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.

BAR + DOT: THIS PLACE · TICK: US AVERAGE
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Frequently asked

How many people live in Hamilton, Iowa?

Hamilton, Iowa has about 92 residents according to the 1990 Census.

What is the median household income in Hamilton, Iowa?

The typical household in Hamilton, Iowa earns about $11,500 a year. Half of households make more than that, and half make less.

Is Hamilton, Iowa expensive?

In Hamilton, Iowa, the median home is worth about $14,999.

How educated are people in Hamilton, Iowa?

About 2.9% of adults age 25 and over in Hamilton, Iowa hold a bachelor's degree or higher.

What is the poverty rate in Hamilton, Iowa?

About 26.1% of people in Hamilton, Iowa live below the federal poverty line.

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

How we source and harmonize this data →