Clayton is a city located in Johnston County North Carolina. With a 2020 population of 28,843, it is the 37th largest city in North Carolina and the 1342nd largest city in the United States . Clayton is currently growing at a rate of 7.36% annually and its population has increased by 78.97% since the most recent census, which recorded a population of 16,116 in 2010. Clayton reached it's highest population of in . Spanning over 15 miles, Clayton has a population density of 1,905 people per square mile.
The average household income in Clayton is $83,175 with a poverty rate of 9.74%. The median rental costs in recent years comes to $1,083 per month, and the median house value is $192,900. The median age in Clayton is 34.4 years, 33.5 years for males, and 35.5 years for females.