With 510 people, Grand Mound is a city in Iowa. Four-year degrees are less common here than nationally, at 19% of adults. Owners hold 83% of the housing stock. 0% of locals were born outside the United States. The typical home is worth $145,200, having more than doubled since 2000. This skews young, with a median age of 34.4.
At a glance
Average income
median household income $82,143, near the US median
US median: $82,259
Younger
median age 34.4
US median: 38.9
Less educated
19% hold a bachelor's degree
US average: 36%
Stable housing
home values roughly flat, inflation adjusted
US median home: $376,019
Unique to this place
What stands out about Grand Mound
What changed most since 1990
Population641 → 510(−20%)US over the same years: +35%
White share99.7% → 90.0%(−9.7 pts)US over the same years: −17.8 pts
Adults with a bachelor's degree11.3% → 19.3%(+8.0 pts)US over the same years: +15.3 pts
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)34.4%(11)
US avg: 26.4%
Gulf War (1990s)25%(8)
US avg: 24.3%
Vietnam era25%(8)
US avg: 33.1%
Korean War0%(0)
US avg: 4.5%
World War II6.3%(2)
US avg: 1%
Share of the 32 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
Over time
Grand Mound, decade by decade
Grand Mound population, inflation-adjusted income and home value, education, and diversity by year
Year
Population
Median household income
Median home value
Bachelor's degree+
Diversity score
1990
641
$62,824
$83,042
11.3%
0.8
2000
676
$77,258
$134,985
15.6%
5.8
2010
642
$66,156
$143,857
19.6%
6.8
2020
615
$80,904
$142,899
22.5%
15.4
2024
510
$82,143
$145,200
19.3%
23.2
Census years come from the decennial census and the latest year from the American Community Survey, so part of any change between those two rows can reflect the different surveys. Dollar figures are adjusted for inflation to 2024 dollars; a figure ending in "+" was at the Census Bureau's reporting cap that year. The diversity score runs from 0 to 100; see how it's calculated.
