Doig says it's the first time the larger offering has come to the market in more than 30 years.
"The separate titles create significant development flexibility for a seasoned developer or add-value buyer to repurpose the buildings or redevelop the site in this tightly-held location," he says.
"There's also potential for holding income to enable sufficient time to plan the redevelopment of the sites.Alternatively, it's a wonderful opportunity to landbank."
Salt says the property's zoning, Residential Medium Density and Residential Suburban Density Transition, provides potential for a large-scale residential development.
The area is also in the school zones of Christchurch Girls' and Boys' High Schools, Heaton Intermediate and Elmwood Primary School.