Barrios de Maryland H
- Hampden (14)
- Harbor East (10)
- Harbor Point (3)
- Harford-Echodale-Perring Parkway (6)
- Harlem Park (10)
- Harper's Choice (6)
- Harwood (2)
- Heather Ridge (1)
- Herald Harbor (1)
- Herring Run Park (2)
- Hickory Ridge (18)
- Highland Beach (4)
- Highlandtown (9)
- Hill Rd/FEDEX Field (4)
- Hillcrest Heights (19)
- Hillcrest Orchards (1)
- Hillsmere Shores (2)
- Historic Baltimore (68)
- Historic City Park (3)
- Historic Heights (1)
- Historic North Hagerstown (1)
- Hoes Heights (2)
- Hollins Park (19)
- Homeland (2)
- Hunting Ridge (1)