Entrance to St. Joseph's Industrial School
|Etymology: John Middleton Clayton|
Location of Clayton in Kent County, Delaware.
CLAYTON DELAWARE Latitude and Longitude:
|County||Kent, New Castle|
|• Mayor||David Letterman|
|• Total||1.83 sq mi (4.75 km2)|
|• Land||1.83 sq mi (4.75 km2)|
|• Water||0.00 sq mi (0.00 km2)|
|Elevation||46 ft (14 m)|
| • Estimate |
|• Density||1,720.44/sq mi (664.13/km2)|
|Time zone||UTC−5 ( Eastern (EST))|
|• Summer ( DST)||UTC−4 (EDT)|
|GNIS feature ID||213805 |
Clayton is a town in Kent and New Castle counties in the U.S. state of Delaware. Located almost entirely in Kent County, it is part of the Dover, Delaware Metropolitan Statistical Area. The population was 2,918 at the 2010 census. 
Clayton is located at (39.2906671, -75.6343727).
According to the United States Census Bureau, the town has a total area of 1.0 square mile (2.6 km2), all land. It was named after John Middleton Clayton a prominent 19th-century Delaware lawyer and politician.
|U.S. Decennial Census |
As of the census  of 2000, there were 1,273 people, 499 households, and 346 families residing in the town. The population density was 1,242.3 people per square mile (481.9/km²). There were 524 housing units at an average density of 511.4 per square mile (198.4/km²). The racial makeup of the town was 90.26% White, 8.09% African American, 0.31% Native American, 0.08% Asian, 0.08% Pacific Islander, 0.47% from other races, and 0.71% from two or more races. Hispanic or Latino of any race were 1.34% of the population.
There were 499 households out of which 32.1% had children under the age of 18 living with them, 49.9% were married couples living together, 15.2% had a female householder with no husband present, and 30.5% were non-families. Of all households 25.7% were made up of individuals and 11.4% had someone living alone who was 65 years of age or older. The average household size was 2.55 and the average family size was 3.05.
In the town, the population was spread out with 27.2% under the age of 18, 7.3% from 18 to 24, 31.2% from 25 to 44, 20.3% from 45 to 64, and 14.0% who were 65 years of age or older. The median age was 36 years. For every 100 females, there were 89.2 males. For every 100 females age 18 and over, there were 81.1 males.
The median income for a household in the town was $43,462, and the median income for a family was $48,000. Males had a median income of $34,792 versus $25,862 for females. The per capita income for the town was $18,268. About 4.0% of families and 7.0% of the population were below the poverty line, including 5.6% of those under age 18 and 8.1% of those age 65 or over.
Delaware Route 6 is the main east-west road in Clayton, passing through town on Main Street and heading west to Blackiston and east to Smyrna. In Smyrna, DE 6 intersects U.S. Route 13, which connects to the Delaware Route 1 toll road at two interchanges on each side of town. Delaware Route 300 passes through the southern part of Clayton on Wheatleys Pond Road, heading southwest to Kenton and northeast to Smyrna, where it joins DE 6 and follows that route to the US 13 intersection. Delaware Route 15 passes through the western part of Clayton, following DE 6 from the west before heading north on Duck Creek Road toward Middletown.  The Delmarva Subdivision line of the Delmarva Central Railroad passes through Clayton, with the Delmarva Central Railroad having an interchange point with the Norfolk Southern Railway in the town. 
The Public Works department provides various utility services to Clayton. The public works department provides electricity to about 1,200 customers in Clayton. The town is a member of the Delaware Municipal Electric Corporation, a wholesale electric utility which provides electricity to municipal electric departments across Delaware.  The department provides water to 1,100 customers in the town, with four underwater wells and two elevated storage tanks.  The public works department serves 1,100 sewer customers in Clayton, operating eight pumping stations and contracting with Kent County for wastewater treatment.  The department contracts with Waste Industries for trash collection in Clayton.  Natural gas service in Clayton is provided by Chesapeake Utilities, cable service is provided by Xfinity, and telephone service is provided by Verizon. 
- "2016 U.S. Gazetteer Files". United States Census Bureau. Retrieved Jul 25, 2017.
- "Clayton". Geographic Names Information System. United States Geological Survey.
- "Population and Housing Unit Estimates". Retrieved June 9, 2017.
- "Archived copy". Archived from the original on 2016-12-31. Retrieved 2014-01-11.CS1 maint: Archived copy as title ( link)
- National Park Service (2010-07-09). "National Register Information System". National Register of Historic Places. National Park Service.
- "US Gazetteer files: 2010, 2000, and 1990". United States Census Bureau. 2011-02-12. Retrieved 2011-04-23.
- "Census of Population and Housing". Census.gov. Archived from the original on May 12, 2015. Retrieved June 4, 2015.
- "American FactFinder". United States Census Bureau. Archived from the original on 2013-09-11. Retrieved 2008-01-31.
- Delaware Department of Transportation (2008). Delaware Official Transportation Map (PDF) (Map). Dover: Delaware Department of Transportation.
- "Delmarva Central Railroad". Carload Express. Retrieved March 27, 2017.
- "Electric". Town of Clayton, DE. Retrieved August 13, 2017.
- "Water". Town of Clayton, DE. Retrieved August 13, 2017.
- "Sewer". Town of Clayton, DE. Retrieved August 13, 2017.
- "Trash". Town of Clayton, DE. Retrieved August 13, 2017.
- "Understanding Utilities". Town of Clayton, DE. Retrieved August 13, 2017.