United States › Iowa › Spencer CITY · 2010 ACS
Spencer Iowa · 11,233 residents · 10.9 sq mi
Time machine
COMPARE TO 1990 Census 2000 Census 2009 ACS 2011 ACS 2012 ACS 2013 ACS 2014 ACS 2015 ACS 2016 ACS 2017 ACS 2018 ACS 2019 ACS 2020 ACS 2021 ACS 2022 ACS 2023 ACS 2024 ACS
The short version
Spencer is a city of 11,233 people in Iowa. Getting to work takes 12 minutes on average. Median home value sits at $103,900. At a median age of 41.5, this is an older place than the country as a whole. 2% of people here were born outside the United States. 19% of adults hold a bachelor's degree or higher.
At a glance
Lower income
below the US median
US median: $52,703
Older
median age 41.5
US median: 37.2
Less educated
19% hold a bachelor's degree
US average: 28%
Stable housing
home values roughly flat, inflation adjusted
US median home: $225,659
Section 01
Population & growth from 39.2 in 2000
US average: 37.2
Population, 1990 – 2024
11K 11K 11K 11K 11K 1990 2000 2010 2020 2024 Spencer Age distribution, 2010
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Section 02
Income & economy $41,644
Unchangedinflation adjusted, since 2000
from $32,970 in 2000
US average: $52,703
from $19,153 in 2000
US average: $27,286
Households earning $100K+
from 17.5% in 2009
US average: 33.3%
from 9.5% in 2000
US average: 13.8%
Workforce by industry, 2010
Public administration 3.3%
Arts, entertainment, food 3.3%
Transportation & warehousing 3.2%
Professional, scientific, technical 2.8%
Education & health services 2%
Agriculture, forestry, fishing 0.9%
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$103,900
+2%inflation adjusted, since 2000
from $80,700 in 2000
US average: $225,659
$478
+2%inflation adjusted, since 2000
from $369 in 2000
US average: $853
from 64.9% in 2000
34.3% rent
from 7.7% in 2009
US average: 12.1%
from 2.14 people in 2009
US average: 2.60
from 16.7% in 2009
US average: 30.9%
from 32.2% in 2009
US average: 46.8%
from 2.4 in 2009
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Section 04
Race & ethnicity 2000
White, non-Hispanic 96.6%(10,933)
Hispanic / Latino 1.4%(162)
2010
White, non-Hispanic 94.1%(10,573)
Hispanic / Latino 3.5%(390)
No data for the years selected.
Section 04 · Origins
Detailed origins & ancestry Ancestry
+ 11 more ancestry groups with data from 17.1% in 2000
US average: 27.9%
High school or higher
from 87.3% in 2000
US average: 84.9%
from 3.2% in 2000
US average: 10.2%
Section 06
Commute & transportation from 9.3 min in 2000
US average: 25.2
from 82.4% in 2009
US average: 76.2%
from 7.0% in 2009
US average: 10.4%
from 0.0% in 2009
US average: 4.7%
from 4.4% in 2009
US average: 4.1%
from 4.6% in 2009
US average: 2.8%
from 0.8% in 2009
US average: 0.5%
from 5.3% in 2009
US average: 8.7%
Section 07
Work & employment from 8.7% in 2009
US average: 12.9%
from 22.2% in 2009
US average: 35.2%
Section 08
People & community from 2.4% in 2009
US average: 12.8%
from 11.8% in 2009
US average: 9.9%
Marital status (2024)
Men 15+
Never married 36.4%(1,578)
Women 15+
Never married 29.7%(1,431)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage Showing 2024 (the nearest year with coverage data).
from 9.8% in 2013
US average: 8.4%
from 50.8% in 2020
US average: 54.8%
Direct-purchase
from 15.7% in 2020
US average: 13.8%
from 23.5% in 2020
US average: 18.4%
from 23.1% in 2020
US average: 20.9%
VA health care
from 3.1% in 2020
US average: 2.2%
Any private
from 65.9% in 2020
US average: 67.1%
Any public
from 42.4% 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) 18.7%(114)
Share of the 610 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 Spencer Head to head
Compare Spencer to nearby cities SPENCER VS
Storm Lake
Income $62,765 +51%
Home value $172,200 +66%
Population 11,590 +3%
SEE FULL COMPARISON →
SPENCER VS
Worthington
Income $61,797 +48%
Home value $210,300 +102%
Population 13,979 +25%
SEE FULL COMPARISON →
SPENCER VS
Fairmont
Income $53,084 +27%
Home value $169,900 +64%
Population 10,099 −10%
SEE FULL COMPARISON →
SPENCER VS
Sioux Center
Income $92,983 +123%
Home value $290,800 +180%
Population 8,864 −21%
SEE FULL COMPARISON →
Frequently asked
How many people live in Spencer, Iowa? Spencer, Iowa has about 11,233 residents according to the 2010 American Community Survey.
What is the median household income in Spencer, Iowa? The typical household in Spencer, Iowa earns about $41,644 a year. Half of households make more than that, and half make less.
Is Spencer, Iowa expensive? In Spencer, Iowa, the median home is worth about $103,900, and the typical rent is about $478 a month.
How educated are people in Spencer, Iowa? About 18.9% of adults age 25 and over in Spencer, Iowa hold a bachelor's degree or higher.
What is the poverty rate in Spencer, Iowa? About 13.7% of people in Spencer, Iowa live below the federal poverty line.
Has Spencer, Iowa grown since 1990? Yes, Spencer, Iowa has grown since 1990. The population has added about 167 residents, a change of about 2 percent over that period.
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