Within the MDR or HDR and ESUV/MDR or ESUV/HDR districts, residential development of all types regardless of the type of building in which such residence is located, such as single-family residences, manufactured homes, duplexes, triplexes, fourplexes, townhouses, condominiums or senior apartments or other senior housing types; provided, that:
1. Senior housing shall maintain at least 20 percent of the units as affordable housing;
2. Hotels, motels and mobile home parks are excluded; and
3. Affordable multifamily housing on properties owned by a religious organization shall include 100 percent of the units as designated affordable housing.