United States › Delaware › Clayton CITY
Clayton Delaware · 4,527 residents (2025 est.) · 1.95 sq mi
Time machine
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The short version
Clayton is a city of 4,222 people in Delaware. Since 2000 the city has roughly tripled, up 2,949 people. 90% of homes are owner-occupied. Few US cities rank higher on income. Households here earn about 26% more than in Delaware as a whole. There are 2,167 people per square mile.
At a glance
Wealthier
above the US median
US median: $82,259
Younger
median age 37.1
US median: 38.9
Average education
32% hold a bachelor's degree
US average: 36%
Less affordable
home values up 126%, inflation adjusted
US median home: $376,019
Section 01
Population & growth from 1,273 in 2000
4,527 in 2025 (Census Bureau estimate)
2,167 / sq mi
+115%since 2009
from 1,009 / sq mi in 2009
US average: 281
from 35.8 in 2000
US average: 38.9
Population, 1990 – 2024
857 2K 3K 4K 5K 1990 2000 2010 2020 2024 Clayton Age distribution, 2024
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy $107,307
+36%inflation adjusted, since 2000
from $43,462 in 2000
US average: $82,259
from $18,268 in 2000
US average: $44,673
Households earning $100K+
from 32.9% in 2009
US average: 53.3%
from 7.0% in 2000
US average: 12.5%
from 0.308 in 2010
US average: 0.476
Workforce by industry, 2024
Professional, scientific, technical 9.4%
Public administration 9.2%
Transportation & warehousing 2.5%
Arts, entertainment, food 2%
Agriculture, forestry, fishing 0%
Education & health services 0%
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$361,300
+126%inflation adjusted, since 2000
from $87,700 in 2000
US average: $376,019
$1,621
+48%inflation adjusted, since 2000
from $600 in 2000
US average: $1,442
from 84.2% in 2000
10.5% rent
from 9.6% in 2009
US average: 10.0%
3.53 people
+33%since 2009
from 2.65 people in 2009
US average: 2.54
from 34.8% in 2009
US average: 22.9%
from 34.7% in 2009
US average: 47.4%
from 3.4 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.
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
Section 04
Race & ethnicity 2000
White, non-Hispanic 89.5%(1,139)
Hispanic / Latino 1.3%(17)
2024
White, non-Hispanic 37.3%(1,576)
Hispanic / Latino 8.9%(374)
from 62 in 2009
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Section 04 · Origins
Detailed origins & ancestry Ancestry
+ 12 more ancestry groups with data from 11.8% in 2000
US average: 35.6%
High school or higher
from 72.6% in 2000
US average: 89.6%
from 3.5% in 2000
US average: 14.0%
Section 06
Commute & transportation from 20.2 min in 2000
US average: 26.5
from 82.5% in 2009
US average: 68.9%
from 7.7% in 2009
US average: 8.5%
from 2.2% in 2009
US average: 3.2%
from 5.0% in 2009
US average: 15.0%
from 2.6% in 2009
US average: 2.4%
from 0.0% in 2009
US average: 0.4%
from 3.5% in 2009
US average: 8.3%
Section 07
Work & employment from 8.1% in 2011
US average: 5.2%
from 80.3% in 2011
US average: 63.5%
Women 20-64 in the labor force
from 74.8% in 2020
US average: 74.6%
from 14.1% in 2009
US average: 13.1%
from 24.2% in 2009
US average: 42.5%
Section 08
People & community from 6.1% in 2009
US average: 14.1%
from 17.1% in 2009
US average: 6.2%
from 8.5% in 2012
US average: 13.3%
from 6.8% in 2013
US average: 8.4%
from 83.3% in 2017
US average: 91.0%
Computer in household
from 99.7% in 2020
US average: 95.5%
from 94.0% in 2020
US average: 87.7%
from 88.8% in 2016
US average: 77.7%
from 7.2% in 2016
US average: 13.6%
Marital status
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage from 6.8% in 2013
US average: 8.4%
from 71.4% in 2020
US average: 54.8%
Direct-purchase
from 7.3% in 2020
US average: 13.8%
from 12.5% in 2020
US average: 18.4%
from 18.3% in 2020
US average: 20.9%
VA health care
from 1.6% in 2020
US average: 2.2%
Any private
from 78.4% in 2020
US average: 67.1%
Any public
from 28.6% 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) 55.3%(120)
Gulf War (1990s) 30.4%(66)
Share of the 217 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
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Frequently asked
How many people live in Clayton, Delaware? Clayton, Delaware has about 4,222 residents according to the 2024 American Community Survey.
What is the median household income in Clayton, Delaware? The typical household in Clayton, Delaware earns about $107,307 a year. Half of households make more than that, and half make less.
Is Clayton, Delaware expensive? In Clayton, Delaware, the median home is worth about $361,300, and the typical rent is about $1,621 a month.
How educated are people in Clayton, Delaware? About 32.1% of adults age 25 and over in Clayton, Delaware hold a bachelor's degree or higher.
What is the poverty rate in Clayton, Delaware? About 5.3% of people in Clayton, Delaware live below the federal poverty line.
Has Clayton, Delaware grown since 1990? Yes, Clayton, Delaware has grown since 1990. The population has added about 3,059 residents, a change of about 263 percent over that period.
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