| | Genus | Species | Points | County | Address |
| Select | Quercus | alba | 506 | Talbot | DECEASED. This is the famous Wye Oak, U. S. Champion 1940-2002. This tree blew over in a windstorm June 6, 2002. It is still the largest tree ever measured in Maryland. |
| Select | Platanus | occidentalis | 475 | Montgomery | **Dickerson Conservation Park. Tree located near bank of Potomac River approx.. ¼ mile from parking lot of Dickerson Conservation Park. From the parking lot, cross the towpath, then head upstream following the river. Look for a large rock outcropping on the Virginia side. The tree is nearly opposite that rock outcropping. It is near BT-2294, a large eastern cottonwood. Tree growing on the ed |
| Select | Platanus | occidentalis | 468 | Frederick | Union Bridge - #2 biggest tree in MD |
| Select | Liriodendron | tulipifera | 453 | Montgomery | **Northwest Branch Stream Valley Park, tree located on Underground Railroad Trail at marker 5 on trail map. |
| Select | Platanus | occidentalis | 450 | Carroll | DECEASED Fall, 2015. New Windsor - State Champion 1950-2008. This was a very famous tree, first appearing in the 1956 edition of the "Big Tree Champions of Maryland" by Fred Besley, Maryland's first State Forester. It is also a former United States Champion. |
| Select | Platanus | occidentalis | 449 | Harford | Fallston |
| Select | Liriodendron | tulipifera | 447 | Harford | **Susquehanna State Park, Blue Trail. |
| Select | Quercus | shumardii | 436 | Montgomery | **C & O Canal National Historic Park. Tree located along bank of Potomac River 1000' east of Lock #7. Park in parking lot, walk towards river, crossing over canal and towpath. Go down steep trail. MARYLAND STATE CHAMPION |
| Select | Liriodendron | tulipifera | 432 | Anne Arundel | Lothian |
| Select | Liriodendron | tulipifera | 431 | Wicomico | **Nanticoke River Wildlife Management Area, Nutters Neck Road, tree located on SE property line which is the stream running into Quantico Creek. Park at large gate, go south thru field on buffer edge towards creek to wooded buffer, then west 300', look into woods. Tree's crown can be seen from the parking area. WICOMICO'S BIGGEST TREE |
| Select | Populus | deltoides | 431 | Baltimore | Baldwin - MARYLAND STATE CHAMPION |
| Select | Quercus | rubra | 430 | Montgomery | ** MARYLAND STATE CHAMPION, Derwood |
| Select | Liriodendron | tulipifera | 429 | Montgomery | Brookeville |
| Select | Liriodendron | tulipifera | 428 | Anne Arundel | Lothian |
| Select | Liriodendron | tulipifera | 426 | Prince George's | Bowie 20715 |
| Select | Platanus | occidentalis | 425 | Montgomery | **McKee-Besher Wildlife Management Area, tree located near the C & O Canal mile marker 24, 400 yards east of canal. |
| Select | Liriodendron | tulipifera | 424 | Montgomery | Silver Spring |
| Select | Quercus | michauxii | 423 | Kent | **++DECEASED 12-9-15 St. Paul's Episcopal Church, 7579 Sandy Bottom Road, Chestertown - U. S. CHAMPION 1990 - present - MARYLAND BICENTENNIAL TREE - "Penn's Woods Tree", "Maryland's Most Historic Tree". Tree located in parking lot adjacent to church next to the cemetery. |
| Select | Tilia | x europaea | 420 | Montgomery | Silver Spring-MARYLAND STATE CHAMPION |
| Select | Liriodendron | tulipifera | 419 | Howard | **Gwynn Acres Park, off Gwynn Acres Trail, across from Rams Horn Row, tree 200 yds. down the path |
|