United States › Iowa › Sioux County COUNTY · 1990 CENSUS
Sioux County Iowa · 29,903 residents · 768 sq mi
Time machine
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The short version
With 29,903 people, Sioux County is a county in Iowa. 78% of homes are owner-occupied. The typical home is worth $45,000. Renters pay $268 a month at the median. About 14% of adults have finished a four-year degree. The poverty rate is 8.1%, under the national 13.2%.
At a glance
Lower income
below the US median
US median: $30,130
Younger
median age 31.1
US median: 33.0
Less educated
14% hold a bachelor's degree
US average: 20%
More affordable
home values down 31%, inflation adjusted
US median home: $93,722
Section 01
Population & growth vs 32.8 in 2000
US average: 33.0
Population, 1990 – 2024
29K 31K 33K 35K 37K 1990 2000 2010 2020 2024 Sioux County Age distribution, 1990
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy $25,692
−16%inflation adjusted, since 2000
vs $40,536 in 2000
US average: $30,130
vs $16,532 in 2000
US average: $14,340
vs 6.4% in 2000
US average: 13.2%
$45,000
−31%inflation adjusted, since 2000
vs $85,400 in 2000
US average: $93,722
$268
−8%inflation adjusted, since 2000
vs $385 in 2000
US average: $450
vs 80.5% in 2000
21.8% rent
Section 04
Race & ethnicity 2000
White, non-Hispanic 96.2%(30,374)
Hispanic / Latino 2.6%(808)
1990
White, non-Hispanic 99%(29,616)
Hispanic / Latino 0.4%(108)
No data for the years selected.
Section 04 · Origins
Detailed origins & ancestry Detailed origin tables are available for 2024; showing 2024 data.
Ancestry
+ 22 more ancestry groups with data vs 19.8% in 2000
US average: 20.3%
High school or higher
vs 80.4% in 2000
US average: 75.2%
vs 6.4% in 2000
US average: 7.1%
Section 06
Commute & transportation vs 10.6 min in 2000
US average: 21.9
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 married 31.8%(4,497)
Women 15+
Never married 25.3%(3,545)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage Showing 2024 (the nearest year with coverage data).
from 7.8% in 2013
US average: 8.4%
from 60.9% in 2020
US average: 54.8%
Direct-purchase
from 20.5% in 2020
US average: 13.8%
from 15.7% in 2020
US average: 18.4%
from 15.1% in 2020
US average: 20.9%
VA health care
from 2.0% in 2020
US average: 2.2%
Any private
from 79.3% in 2020
US average: 67.1%
Any public
from 29.2% 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) 13.5%(130)
Gulf War (1990s) 10.7%(103)
Share of the 966 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
Drill deeper
Places similar to Sioux County Head to head
Compare Sioux County to nearby counties SIOUX COUNTY VS
Lyon County
Income $76,746 +199%
Home value $230,000 +411%
Population 12,354 −66%
SEE FULL COMPARISON →
SIOUX COUNTY VS
Plymouth County
Income $83,251 +224%
Home value $228,900 +409%
Population 25,697 −30%
SEE FULL COMPARISON →
SIOUX COUNTY VS
O'Brien County
Income $68,356 +166%
Home value $173,100 +285%
Population 14,220 −61%
SEE FULL COMPARISON →
SIOUX COUNTY VS
Union County
Income $89,636 +249%
Home value $301,100 +569%
Population 17,402 −53%
SEE FULL COMPARISON →
Frequently asked
How many people live in Sioux County, Iowa? Sioux County, Iowa has about 29,903 residents according to the 1990 Census.
What is the median household income in Sioux County, Iowa? The typical household in Sioux County, Iowa earns about $25,692 a year. Half of households make more than that, and half make less.
Is Sioux County, Iowa expensive? In Sioux County, Iowa, the median home is worth about $45,000, and the typical rent is about $268 a month.
How educated are people in Sioux County, Iowa? About 14.4% of adults age 25 and over in Sioux County, Iowa hold a bachelor's degree or higher.
What is the poverty rate in Sioux County, Iowa? About 8.1% of people in Sioux County, Iowa live below the federal poverty line.
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