North Tustin is a census-designated place and unincorporated community in Orange County, California. It is Orange County’s largest Census Designated place. The name was changed from Tustin Foothills in 2005. North Tustin is bordered by the city of Tustin on the west, south, and east, and by the city of Orange on the north.
Within the North Tustin census-designated place are the distinct unincorporated communities of Cowan Heights, East Tustin, Lemon Heights, North Tustin, Panorama Heights, and Red Hill. The Foothill Communities Association (FCA) is a nonprofit corporation begun in the 1960s to preserve the living environment in those communities. FCA very actively supports the residents of North Tustin.
Primary and secondary education is overseen by the Tustin Unified School District, which also serves the incorporated City of Tustin. It has one of the highest accelerated learning percentages in the US.