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CITY

Delmar

Iowa · 539 residents (2025 est.) · 0.764 sq mi
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The short version

Delmar has lower-than-average household income, with a median household income of $68,750. Population has declined 7% since 2000. Median home value has more than doubled since 2000, reaching $147,500. Poverty is rare here, at 4.2% of residents.

At a glance
Lower income
below the US median
US median: $82,259
Mid-age
median age 38.6
US median: 38.9
Less educated
30% hold a bachelor's degree
US average: 36%
Less affordable
home values up 30%, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
480
−7%since 2000
from 514 in 2000
1990 – 2025
Population density
628 / sq mi
−5%since 2009
from 661 / sq mi in 2009
US average: 281
Median age
38.6
+8%since 2000
from 35.8 in 2000
US average: 38.9

PEP 2025 EST:539 residents (Census Bureau Vintage 2025, released March 2026)

Population, 1990 – 2024
4054424805175551990201020202024Delmar
2024480
1990201020202024
Age distribution, 2024
Under 56.3%(30)
US avg: 5.6%
5 to 92.7%(13)
US avg: 6%
10 to 142.5%(12)
US avg: 6.4%
15 to 1911.5%(55)
US avg: 6.6%
20 to 247.5%(36)
US avg: 6.5%
25 to 3416%(77)
US avg: 13.7%
35 to 4411.7%(56)
US avg: 13.2%
45 to 545.4%(26)
US avg: 12.2%
55 to 6416.7%(80)
US avg: 12.7%
65 to 7415.2%(73)
US avg: 10.2%
75 to 843.3%(16)
US avg: 5.1%
85 and over1.3%(6)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$68,750
+28%inflation adjusted, since 2000
from $29,375 in 2000
US average: $82,259
1990 – 2024
Per capita income
$35,894
+148%since 2000
from $14,469 in 2000
US average: $44,673
Households earning $100K+
48.5%
+30.7 ptssince 2009
from 17.8% in 2009
US average: 53.3%
Poverty rate
4.2%
−2.6 ptssince 2000
from 6.7% in 2000
US average: 12.5%
Income inequality (Gini)
0.330
−14%since 2010
from 0.383 in 2010
US average: 0.476
Workforce by industry, 2024
Retail trade14.1%
US avg: 9.9%
Information9.8%
US avg: 10.8%
Wholesale trade8.7%
US avg: 6.9%
Finance & insurance8.3%
US avg: 5.9%
Professional, scientific, technical8.3%
US avg: 5.1%
Agriculture, forestry, fishing6.5%
US avg: 1.6%
Construction3.6%
US avg: 1.2%
Manufacturing2.9%
US avg: 0.4%
Other services1.8%
US avg: 6.7%
Public administration1.8%
US avg: 4.8%
Transportation & warehousing1.4%
US avg: 2.2%
Education & health services0%
US avg: 0.9%
Arts, entertainment, food0%
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

Median home value
$147,500
+30%inflation adjusted, since 2000
from $62,500 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$944
+7%inflation adjusted, since 2000
from $484 in 2000
US average: $1,442
Owner-occupied
88.1%
−3.2 ptssince 2000
from 91.3% in 2000
11.9% rent
Vacancy rate
1.0%
−1.0 ptssince 2009
from 1.9% in 2009
US average: 10.0%
Owner cost-burdened
16.9%
−11.0 ptssince 2009
from 27.9% in 2009
US average: 22.9%
Renter cost-burdened
0.0%
−47.4 ptssince 2009
from 47.4% in 2009
US average: 47.4%
Afford Score
2.1
Unchangedsince 2009
from 2.2 in 2009
2009 – 2024
Our index: median home value divided by median household income. Lower is more affordable.
Gentrification Score
61
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
RELATED:See current rent listings in Delmar on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic99%(509)
Black0%(0)
Hispanic / Latino0.6%(3)
Asian0.2%(1)
Other0%
2024
White, non-Hispanic93.3%(448)
Black4.4%(21)
Hispanic / Latino1.3%(6)
Asian0%(0)
Other1%(5)
Diversity Score
16
+74%since 2009
from 9 in 2009
2009 – 2024
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Section 04 · Origins

Detailed origins & ancestry

Hispanic origin
Mexican1.3%(6)
Ancestry
German47.3%(227)
Irish23.8%(114)
English11%(53)
American2.3%(11)
Scotch-Irish2.3%(11)
Polish2.1%(10)
Danish1.5%(7)
Scottish1.5%(7)
Dutch0.4%(2)
French0.4%(2)
Swedish0.4%(2)
RANKED:Largest German population · Largest Irish population · Largest English population · Largest American population · Largest Scotch-Irish population
Section 05

Education

Bachelor's degree or higher
30.2%
+24.2 ptssince 2000
from 6.0% in 2000
US average: 35.6%
High school or higher
92.8%
+16.0 ptssince 2000
from 76.8% in 2000
US average: 89.6%
Graduate degree
4.8%
+3.5 ptssince 2000
from 1.3% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
26.3 min
+52%since 2000
from 17.2 min in 2000
US average: 26.5
Drive alone to work
85.7%
+4.7 ptssince 2009
from 81.0% in 2009
US average: 68.9%
Carpooled to work
1.5%
−12.8 ptssince 2009
from 14.3% in 2009
US average: 8.5%
Public transit
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 3.2%
Worked from home
9.2%
+9.2 ptssince 2009
from 0.0% in 2009
US average: 15.0%
Walked to work
3.7%
+0.1 ptssince 2009
from 3.6% 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
0.0%
−1.0 ptssince 2009
from 1.0% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
4.8%
Unchangedsince 2011
from 4.8% in 2011
US average: 5.2%
Labor force participation
70.9%
Unchangedsince 2011
from 70.9% in 2011
US average: 63.5%
Self-employed
12.7%
+1.7 ptssince 2009
from 11.0% in 2009
US average: 13.1%
Management & professional
40.2%
−10.4 ptssince 2009
from 50.6% in 2009
US average: 42.5%
Section 08

People & community

Male
52.7%
+2.8 ptssince 2009
from 49.9% in 2009
Female
47.3%
−2.8 ptssince 2009
from 50.1% in 2009
Foreign born
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 14.1%
Veterans
8.1%
−37.8 ptssince 2009
from 45.9% in 2009
US average: 6.2%
With a disability
19.2%
+9.3 ptssince 2012
from 9.9% in 2012
US average: 13.3%
Uninsured
7.1%
−86.8 ptssince 2013
from 93.9% in 2013
US average: 8.4%
Broadband at home
87.1%
+15.5 ptssince 2017
from 71.6% in 2017
US average: 91.0%
English only at home
100.0%
+4.3 ptssince 2016
from 95.7% in 2016
US average: 77.7%
Spanish at home
0.0%
−1.7 ptssince 2016
from 1.7% in 2016
US average: 13.6%
Marital status
Men 15+
Never married34.7%(75)
Married51.9%(112)
Widowed7.4%(16)
Divorced6%(13)
Women 15+
Never married29.2%(61)
Married56%(117)
Widowed6.2%(13)
Divorced8.6%(18)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
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Compare Delmar to nearby cities

DELMAR VS
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Income$60,230−12%
Home value$118,200−20%
Population24,049+4362%
SEE FULL COMPARISON →
DELMAR VS
Davenport
Income$66,200−4%
Home value$166,400+13%
Population100,358+18519%
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DELMAR VS
Bettendorf
Income$100,495+46%
Home value$306,500+108%
Population40,710+7453%
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DELMAR VS
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Income$65,845−4%
Home value$204,800+39%
Population59,148+10874%
SEE FULL COMPARISON →
Frequently asked

How many people live in Delmar, Iowa?

Delmar, Iowa has about 480 residents according to the 2024 American Community Survey.

What is the median household income in Delmar, Iowa?

The typical household in Delmar, Iowa earns about $68,750 a year. Half of households make more than that, and half make less.

Is Delmar, Iowa expensive?

In Delmar, Iowa, the median home is worth about $147,500, and the typical rent is about $944 a month.

How educated are people in Delmar, Iowa?

About 30.2% of adults age 25 and over in Delmar, Iowa hold a bachelor's degree or higher.

What is the poverty rate in Delmar, Iowa?

About 4.2% of people in Delmar, Iowa live below the federal poverty line.

Has Delmar, Iowa grown since 1990?

Yes, Delmar, Iowa has shrunk since 1990. The population has lost about 30 residents, a change of about -6 percent over that period.

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

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