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CITY · 2020 ACS

Arnold

Maryland · 24,064 residents · 10.819 sq mi
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The short version

Arnold is significantly wealthier than the US average, with a median household income of $119,504. Population has held roughly steady since 2000. 56% of adults hold a bachelor's degree or higher, well above the national rate of 33%. Median home value has more than doubled since 2000, reaching $440,000. Poverty is rare here, at 3.8% of residents. Households here earn about 37% more than the Maryland median.

At a glance
Wealthier
above the US median
US median: $66,278
Mid-age
median age 40.4
US median: 38.8
More educated
56% hold a bachelor's degree
US average: 33%
Less affordable
home values up 63%, inflation adjusted
US median home: $265,253
Section 01

Population & growth

Total population
24,064
+3%since 2000
from 23,422 in 2000
1990 – 2024
Population density
2,224 / sq mi
+3%since 2000
from 2,165 / sq mi in 2000
US average: 280
Median age
40.4
+9%since 2000
from 37.1 in 2000
US average: 38.8
Population, 1990 – 2024
20K21K23K24K26K1990201020202024Arnold
202424K
1990201020202024
Section 02

Income & economy

Median household income
$119,504
+7%inflation adjusted, since 2000
from $74,002 in 2000
US average: $66,278
1990 – 2024
Per capita income
$50,786
+63%since 2000
from $31,236 in 2000
US average: $35,364
Households earning $100K+
78.8%
+15.8 ptssince 2009
from 62.9% in 2009
US average: 43.9%
Poverty rate
3.8%
+0.8 ptssince 2000
from 3.0% in 2000
US average: 12.8%
Workforce by industry, 2020
Information9%
US avg: 11.1%
Other services6.7%
US avg: 6.6%
Retail trade5.5%
US avg: 10%
Wholesale trade5.2%
US avg: 6.7%
Public administration4.8%
US avg: 4.7%
Transportation & warehousing3.7%
US avg: 2.5%
Finance & insurance3.6%
US avg: 5.5%
Professional, scientific, technical3.3%
US avg: 4.7%
Arts, entertainment, food1.8%
US avg: 2%
Education & health services0.3%
US avg: 0.8%
Agriculture, forestry, fishing0.1%
US avg: 1.7%
Construction0.1%
US avg: 1.2%
Manufacturing0%
US avg: 0.5%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$440,000
+63%inflation adjusted, since 2000
from $180,000 in 2000
US average: $265,253
1990 – 2024
Median gross rent
$1,914
+32%inflation adjusted, since 2000
from $965 in 2000
US average: $1,124
Owner-occupied
85.5%
+0.1 ptssince 2000
from 85.3% in 2000
14.5% rent
Afford Score
3.7
+51%since 2000
from 2.4 in 2000
1990 – 2024
RELATED:See current rent listings in Arnold on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic90.3%(21,141)
Black4.8%(1,129)
Hispanic / Latino1.9%(442)
Asian1.5%(347)
Other0%
Diversity Score19.6%(4,580)
2020
White, non-Hispanic80.4%(19,338)
Black4.6%(1,117)
Hispanic / Latino5.8%(1,386)
Asian3.2%(773)
Other4.8%(1,150)
Diversity Score41.1%(9,890)
Diversity Score
41
+110%since 2000
from 20 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
55.8%
+7.5 ptssince 2000
from 48.3% in 2000
US average: 32.9%
High school or higher
97.1%
+3.5 ptssince 2000
from 93.6% in 2000
US average: 88.5%
Graduate degree
23.5%
+4.2 ptssince 2000
from 19.3% in 2000
US average: 12.7%
Section 06

Commute & transportation

Average commute
34.2 min
+56%since 2000
from 21.9 min in 2000
US average: 26.9
Drive alone to work
79.4%
−5.5 ptssince 2009
from 84.9% in 2009
US average: 75.1%
No vehicle available
0.7%
−3.0 ptssince 2009
from 3.7% in 2009
US average: 8.4%
Section 07

Work & employment

Unemployment rate
3.8%
+0.5 ptssince 2011
from 3.4% in 2011
US average: 5.4%
Labor force participation
72.3%
−2.0 ptssince 2011
from 74.3% in 2011
US average: 63.4%
Management & professional
55.0%
−16.0 ptssince 2009
from 71.1% in 2009
US average: 39.3%
Section 08

People & community

Male
46.8%
−1.4 ptssince 2009
from 48.2% in 2009
Female
53.2%
+1.4 ptssince 2009
from 51.8% in 2009
Foreign born
6.9%
+0.4 ptssince 2009
from 6.5% in 2009
US average: 13.5%
Uninsured
1.6%
−92.0 ptssince 2013
from 93.6% in 2013
US average: 8.8%
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ARNOLD VS
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ARNOLD VS
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ARNOLD VS
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Frequently asked

How many people live in Arnold, Maryland?

Arnold, Maryland has about 24,064 residents according to the 2020 American Community Survey.

What is the median household income in Arnold, Maryland?

The typical household in Arnold, Maryland earns about $119,504 a year. Half of households make more than that, and half make less.

Is Arnold, Maryland expensive?

In Arnold, Maryland, the median home is worth about $440,000, and the typical rent is about $1,914 a month.

How educated are people in Arnold, Maryland?

About 55.8% of adults age 25 and over in Arnold, Maryland hold a bachelor's degree or higher.

What is the poverty rate in Arnold, Maryland?

About 3.8% of people in Arnold, Maryland live below the federal poverty line.

Has Arnold, Maryland grown since 1990?

Yes, Arnold, Maryland has grown since 1990. The population has added about 3,803 residents, a change of about 19 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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