United States › Missouri › Arnold CITY · 2000 CENSUS
Arnold Missouri · 19,965 residents · 11.5 sq mi
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The short version
With 19,965 people, Arnold is a city in Missouri. Owners hold 81% of the housing stock. 11% of adults hold a bachelor's degree, below the 24% national rate. Households here earn about 24% more than in Missouri as a whole. Poverty is uncommon here, at 4.4% of locals. Median home value sits at $94,400.
At a glance
Wealthier
above the US median
US median: $42,589
Mid-age
median age 36.7
US median: 35.2
Less educated
11% hold a bachelor's degree
US average: 24%
Stable housing
home values roughly flat, inflation adjusted
US median home: $120,530
Section 01
Population & growth from 31.7 in 1990
US average: 35.2
Population, 1990 – 2024
19K 19K 20K 21K 21K 1990 2000 2010 2020 2024 Arnold Age distribution, 2000
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy $47,188
+5%inflation adjusted, since 1990
from $34,179 in 1990
US average: $42,589
from $12,689 in 1990
US average: $21,522
from 5.4% in 1990
US average: 12.4%
$94,400
+9%inflation adjusted, since 1990
from $65,500 in 1990
US average: $120,530
$575
−6%inflation adjusted, since 1990
from $465 in 1990
US average: $602
from 78.5% in 1990
18.8% rent
Section 04
Race & ethnicity 1990
White, non-Hispanic 99.2%(18,686)
Hispanic / Latino 0.5%(98)
2000
White, non-Hispanic 97.2%(19,408)
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 from 9.2% in 1990
US average: 24.4%
High school or higher
from 71.8% in 1990
US average: 80.3%
from 3.2% in 1990
US average: 8.8%
Section 06
Commute & transportation from 23.6 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
Men 15+
Never married 25.8%(1,946)
Women 15+
Never married 19.7%(1,643)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2000
Section 09
Health coverage Showing 2024 (the nearest year with coverage data).
from 8.3% in 2013
US average: 8.4%
from 62.8% in 2020
US average: 54.8%
Direct-purchase
from 10.4% in 2020
US average: 13.8%
from 19.5% in 2020
US average: 18.4%
from 10.1% in 2020
US average: 20.9%
VA health care
from 2.5% in 2020
US average: 2.2%
Any private
from 72.4% in 2020
US average: 67.1%
Any public
from 28.9% 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) 34.3%(359)
Gulf War (1990s) 23.5%(246)
Share of the 1,046 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
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Frequently asked
How many people live in Arnold, Missouri? Arnold, Missouri has about 19,965 residents according to the 2000 Census.
What is the median household income in Arnold, Missouri? The typical household in Arnold, Missouri earns about $47,188 a year. Half of households make more than that, and half make less.
Is Arnold, Missouri expensive? In Arnold, Missouri, the median home is worth about $94,400, and the typical rent is about $575 a month.
How educated are people in Arnold, Missouri? About 11.5% of adults age 25 and over in Arnold, Missouri hold a bachelor's degree or higher.
What is the poverty rate in Arnold, Missouri? About 4.4% of people in Arnold, Missouri live below the federal poverty line.
Has Arnold, Missouri grown since 1990? Yes, Arnold, Missouri has grown since 1990. The population has added about 1,137 residents, a change of about 6 percent over that period.
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