Delmar vs Grand Mound

A side-by-side comparison of Delmar and Grand Mound: population, income, housing, and more.

Delmar and Grand Mound are places in Iowa. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Grand Mound has the higher population (554 vs 417 in Delmar). Grand Mound has the higher median household income ($84,286 vs $74,583 in Delmar). Grand Mound has the higher median home value ($150,500 vs $123,400 in Delmar).

Population, income & housing

	Delmar	Grand Mound
Population	417	554
Median age	39.9 yrs	33.7 yrs
Median household income	$74,583	$84,286
Median home value	$123,400	$150,500
Median gross rent	—	$733
Housing units	182	223
Homeownership rate	94.3%	80.1%
Bachelor's degree or higher	26.6%	18.9%
Unemployment rate	0.8%	4.2%

Trends (ACS 5-year, 2019–2023)

	Delmar	Grand Mound
Population	514 → 417 (-18.9%)	628 → 554 (-11.8%)
Median household income	$64,464 → $74,583 (+15.7%)	$67,750 → $84,286 (+24.4%)
Median home value	$89,400 → $123,400 (+38.0%)	$116,700 → $150,500 (+29.0%)
Median gross rent	$836 → $900 (+7.7%)	$750 → $733 (-2.3%)

Delmar

Population

514417

Median household income

$64,464$74,583

Median home value

$89,400$123,400

Median gross rent

$836$900

Grand Mound

Population

628554

Median household income

$67,750$84,286

Median home value

$116,700$150,500

Median gross rent

$750$733

Age & race/ethnicity

Age distribution (share)

	Delmar	Grand Mound
Under 5	6.0%	9.7%
5 to 17	16.1%	19.7%
18 to 24	6.7%	5.6%
25 to 34	13.7%	17.5%
35 to 44	14.4%	8.7%
45 to 54	5.5%	7.6%
55 to 64	17.7%	13.5%
65 to 74	12.9%	10.3%
75 and over	7.0%	7.4%

Race & ethnicity (share)

	Delmar	Grand Mound
White (non-Hispanic)	91.4%	92.4%
Black or African American	4.1%	0.0%
American Indian & Alaska Native	0.0%	0.0%
Asian	0.0%	0.0%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.0%	0.0%
Two or more races	2.2%	2.7%
Hispanic or Latino	2.4%	4.9%

Educational attainment (age 25+)

Share of adults 25+

	Delmar	Grand Mound
No high school diploma	6.7%	4.2%
High school graduate	33.0%	35.8%
Some college or associate's	33.7%	41.1%
Bachelor's degree	21.2%	14.2%
Graduate or professional degree	5.4%	4.7%

Commute to work

How workers get to work (share)

	Delmar	Grand Mound
Drove alone	82.8%	79.3%
Carpooled	4.1%	11.4%
Public transit	0.0%	2.0%
Walked	2.9%	2.8%
Bicycle	0.0%	0.0%
Worked from home	10.2%	4.5%
Other means	0.0%	0.0%

Housing

Units in structure (share)

	Delmar	Grand Mound
1-unit, detached	98.9%	87.4%
1-unit, attached	0.0%	2.2%
2 to 4 units	1.1%	6.7%
5 to 19 units	0.0%	3.6%
20 or more units	0.0%	0.0%
Mobile home & other	0.0%	0.0%

Poverty & households

	Delmar	Grand Mound
Poverty rate	2.6%	12.1%
Average household size	2.37	2.56
Mean commute (minutes)	26	23
Median year structure built	1950	1948