Where ADUs are permissible, each single-family parcel is able to have up to three dwellings. One primary dwelling, one detached ADU and one Junior ADU or one detached ADU and one attached ADU. Two detached ADUs, up to 800 square feet each, are allowed on parcels where multi-family structures exist as long as the number of converted ADUs within a structure does not exceed 25% of the existing units. There is no limit on the square footage of the primary dwelling.