The building will be converted into 65 one-bedroom independent-living rental apartments and 40 assisted-living units.
Delta Towers currently has 150 independent-living residential apartments.
The community has 100 independent-living apartments, and a separate building for assisted living.
Edgehill will contain 216 independent-living apartments, 20 assisted-living units and a 60-bed nursing wing.
At Pickwick Park, independent-living apartments of 1,100 to 1,400 square feet would carry an entry fee of $325,000 to $475,000.
The entry fees for the independent-living apartments vary, but most are under $200,000, with monthly service charges averaging $1,500.
Most of the residences will be independent-living apartments and cottages, with space ranging from 504 to 1,650 square feet.
One will have 216 independent-living apartments, 20 assisted-living units and a 60-bed nursing home.
It is expected to have 202 independent-living apartments, 79 assisted-living units and, tentatively, 32 Alzheimer's units.
It will have 220 independent-living apartments, 20 assisted-living units and 60 nursing beds.