United States › Iowa › Decatur County COUNTY · 2000 CENSUS
Decatur County Iowa · 8,689 residents · 532 sq mi
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The short version
Decatur County is a county of 8,689 people in Iowa. The typical home is worth $51,900, having more than doubled since 1990. Households here earn about 31% less than in Iowa as a whole. About 15% of adults have finished a four-year degree. Renters pay $340 a month at the median. The median household earns $27,343, about 36% below the national median.
At a glance
Lower income
below the US median
US median: $42,589
Mid-age
median age 36.4
US median: 35.2
Less educated
15% hold a bachelor's degree
US average: 24%
Less affordable
home values up 73%, inflation adjusted
US median home: $120,530
Section 01
Population & growth from 35.4 in 1990
US average: 35.2
Population, 1990 – 2024
8K 8K 8K 8K 9K 1990 2000 2010 2020 2024 Decatur County Age distribution, 2000
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy $27,343
+15%inflation adjusted, since 1990
from $18,105 in 1990
US average: $42,589
from $8,918 in 1990
US average: $21,522
from 21.0% in 1990
US average: 12.4%
$51,900
+73%inflation adjusted, since 1990
from $22,800 in 1990
US average: $120,530
$340
+17%inflation adjusted, since 1990
from $220 in 1990
US average: $602
from 70.8% in 1990
28.9% rent
Section 04
Race & ethnicity 1990
White, non-Hispanic 99.1%(8,261)
Hispanic / Latino 0.5%(43)
2000
White, non-Hispanic 95.5%(8,296)
Hispanic / Latino 1.7%(148)
No data for the years selected.
Section 04 · Origins
Detailed origins & ancestry Detailed origin tables are available for 2024; showing 2024 data.
Ancestry
+ 19 more ancestry groups with data from 12.3% in 1990
US average: 24.4%
High school or higher
from 71.8% in 1990
US average: 80.3%
from 5.0% in 1990
US average: 8.8%
Section 06
Commute & transportation from 26.5 min in 1990
US average: 17.6
Section 07
Work & employment No data for the years selected.
Section 08
People & community No data for the years selected.
Marital status
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2000
Section 09
Health coverage Showing 2024 (the nearest year with coverage data).
from 14.9% in 2013
US average: 8.4%
from 46.2% in 2020
US average: 54.8%
Direct-purchase
from 20.9% in 2020
US average: 13.8%
from 21.0% in 2020
US average: 18.4%
from 26.5% in 2020
US average: 20.9%
VA health care
from 3.4% in 2020
US average: 2.2%
Any private
from 66.0% in 2020
US average: 67.1%
Any public
from 43.5% 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) 10%(36)
Gulf War (1990s) 17.2%(62)
Share of the 360 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.
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Drill deeper
Places similar to Decatur County Head to head
Compare Decatur County to nearby counties DECATUR COUNTY VS
Clarke County
Income $71,641 +162%
Home value $161,100 +210%
Population 9,574 +25%
SEE FULL COMPARISON →
DECATUR COUNTY VS
Wayne County
Income $61,964 +127%
Home value $111,300 +114%
Population 6,738 −12%
SEE FULL COMPARISON →
DECATUR COUNTY VS
Ringgold County
Income $73,346 +168%
Home value $156,200 +201%
Population 4,642 −39%
SEE FULL COMPARISON →
DECATUR COUNTY VS
Mercer County
Income $62,679 +129%
Home value $104,900 +102%
Population 3,404 −56%
SEE FULL COMPARISON →
Frequently asked
How many people live in Decatur County, Iowa? Decatur County, Iowa has about 8,689 residents according to the 2000 Census.
What is the median household income in Decatur County, Iowa? The typical household in Decatur County, Iowa earns about $27,343 a year. Half of households make more than that, and half make less.
Is Decatur County, Iowa expensive? In Decatur County, Iowa, the median home is worth about $51,900, and the typical rent is about $340 a month.
How educated are people in Decatur County, Iowa? About 15.1% of adults age 25 and over in Decatur County, Iowa hold a bachelor's degree or higher.
What is the poverty rate in Decatur County, Iowa? About 15.5% of people in Decatur County, Iowa live below the federal poverty line.
Has Decatur County, Iowa grown since 1990? Yes, Decatur County, Iowa has grown since 1990. The population has added about 351 residents, a change of about 4 percent over that period.
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