| | C | Boiler Room/Potting Shed/Greenhouses |
| | C | Women's Comfort Station |
| | C | Mammal House |
| | C | Large Water Chlorination Building |
| | C | Small Water Chlorination Building |
| | C | Concession Building for the Zoo Area |
| | C | Hoofed Ungulates Pens |
| | C | Wading Bird House |
| | C | Restroom in Picnic Grove 3 |
| | C | Rogers Family Cemetery |
| | C | Lutheran Cemetery/St. Paul's Cemetery |
| | C | Slave Cemetery |
| | C | The circulation system |
| | C | Pump House/Blacksmith Shop |
| | C | Superintendent's House and Carriage House |
| | C | Western Pumping Station/Bath and Field House |
| | C | Engineer's Office/ Administrative Office, Department of Recreation and Parks |
| | C | Propagating Houses and Potting Shed |
| | C | High Service Reservoir Pumping Station/ Aquarium/ Reptile House |
| | C | Shower Baths and Lockers, Palm House |
| | C | Camel House/ Animal Building |
| | C | Negro Pool Locker House with Laundry |
| | C | Long Shelter/Rectangular Pavilion, Picnic Grove 4 |
| | C | Long Shelter/Rectangular Pavilion Picnic Grove 3 |
| | C | Storm Shelter (Umbrella House), Picnic Grove 2 |
| | C | Storm Shelter (Umbrella House), Picnic Grove 6 |
| | C | Storm Shelter (Umbrella House), Picnic Grove 8 |
| | C | Storm Shelter (Umbrella House), Picnic Grove 9 |
| | C | Storm Shelter (Umbrella House), Picnic Grove 10 |
| | C | Octagonal Shelter in Zoo |
| | C | Grove of Remembrance Pavilion |
| | C | Picnic Pavilions behind Comfort Station |
| | C | Marble Tower (Moorish Tower) |
| | C | Wagon Shed (Forestry Building) |
| | C | Boat Landing |
| | C | Negro Pool |
| | C | Bear Pit |
| | C | Zoo Cages |
| | C | Polar Bear Exhibit |
| | C | Promenade (Mall) Gate |
| | C | Madison Avenue Gate |
| | C | Lower Mount Royal A venue Gate |
| | C | Eutaw Street Gate |
| | C | Fulton Street/Druid Hill Avenue Gate |
| | C | Garrett Bridge |
| | C | Columbus Statue |
| | C | George Washington Statue |
| | C | Artesian Well (Drinking Fountain) |
| | C | Cherubs Panel |
| | C | Gorilla Sculpture |
| | C | Edmund's Well |
| | C | Crise's Fountain |
| | C | Morris Fountain (Hog Fountain) |
| | C | Mountain Pass Spring Fountain |
| | C | Fountain at Repair Shop |
| Druid Hill Park | C | B-56-2 -- Checkers Pavilion (Chess Pavilion) |
| Druid Hall Park | C | B-5095 -- Druid Hill Park Conservatory (Baltimore Conservatory) |
| Druid Hill Park | C | B-56-4 -- Octagonal Pavilion (Octagonal Shelter) |
| Druid Hill Park | C | B-56-3 -- Chinese Pavilion (Chinese Station) |
| Druid Hill Park | C | B-56-1 -- Latrobe Pavilion |
| Druid Hill Park | C | B-56-5 -- Corpus Council Grove Pavilion (Council Grove Station) |
| Druid Hill Park Children's Zoo | C | B-4264 -- Boy with Goose |
| Druid Hill Park, Baltimore City Conservatory | C | B-4261 -- Sun Dial |
| Lake Drive Druid Hill Park | C | B-4262 -- Wallace Monument |
| Lake Drive Druid Hill Park, East of Fowl Lake | C | B-4263 -- Wagner Bust |
| Mansion House Drive | C | B-5204 -- Maryland Building at the Maryland Zoo |
| 1876 Mansion House Drive | C | B-5273 -- Elephant House at the Maryland Zoo (Old Elephant Barn) |
| 1876 Mansion House Drive | C | B-5254 -- Mansion House at the Maryland Zoo |
| Swann Avenue | C | Unnamed Fountain |
| | NC | African huts/yerts |
| | NC | Baltimore Police Canine Unit |
| | NC | Carousel in Children's Zoo |
| | NC | Cast-iron lions in Zoo |
| | NC | Chimpanzee Forest Building |
| | NC | Earthworks No. 5 |
| | NC | Elephant Holding Area |
| | NC | Farmyard in Children's Zoo |
| | NC | Giraffe House |
| | NC | Greenhouse next to Rose Garden |
| | NC | Hippo House |
| | NC | Maintenance Buildings in Yard other than Forestry Building and Boiler House |
| | NC | Otter Rocks Fountain |
| | NC | Pool Bath House |
| | NC | Restrooms not mentioned in text |
| | NC | Safety City |
| | NC | Zoo cages |
| | NC | Zoo entrance building |
| | NC | Zoo maintenance buildings |
| | NC | Zoo pavilions/concession stands |
| | NC | Zoo veterinary hospital |