Castleford is a city located in Twin Falls County Idaho. With a 2020 population of 258, it is the 161st largest city in Idaho and the 15844th largest city in the United States . Castleford is currently growing at a rate of 1.57% annually and its population has increased by 14.16% since the most recent census, which recorded a population of 226 in 2010. Castleford reached it's highest population of 258 in 2021. Spanning over 0 miles, Castleford has a population density of 2,695 people per square mile.
The average household income in Castleford is $42,715 with a poverty rate of 9.50%. The median rental costs in recent years comes to $796 per month, and the median house value is $55,900. The median age in Castleford is 34.8 years, 37.4 years for males, and 33.8 years for females.