Barrios de Maryland L
- Lake Arbor (8)
- Lake Evesham (1)
- Lake Walker (2)
- Lakeland (2)
- Landover Hills (3)
- Langston Hughes (4)
- Lansdowne-Baltimore Highlands (2)
- Largo (13)
- Lauraville (2)
- Laurel (39)
- Leakin Park (1)
- Lexington (3)
- Lexington Terrace (2)
- Liberty Square (1)
- Little Italy (8)
- Loch Raven (6)
- Lochearn (5)
- Locust Point (4)
- Locust Point (9)
- Londontowne (5)
- Long Reach (16)
- Lucille Park (3)
- Lutherville-Timonium (1)