- Adams Morgan
- Named after two schools, Adams (a segregated black school) and Morgan (a segregated white school)
- Main commercial district is along 18th St NW
- Adams Morgan Day Festival is held annually on the Second Sunday of September
- Farmer's market on Saturdays
- Columbia Heights
- Howard University
- Kalorama
- LeDroit Park
- Mount Pleasant
- Park View
- Pleasant Plains
- Shaw (Part of the neighborhood is also in Ward 2)
- Burleith
- Chinatown
- Downtown
- Dupont Circle
- Federal Triangle
- Foggy Bottom
- Georgetown
- Logan Circle
- Mount Vernon Square
- Penn Quarter
- Shaw (Part of the neighborhood is also in Ward 1)
- Kalorama
- Southwest Federal Center
- West End
- American University Park
- Berkley
- Cathedral Heights
- Chevy Chase
- Cleveland Park
- Colony Hill
- Forest Hills
- Foxhall
- Friendship Heights
- Glover Park
- Kent
- Massachusetts Heights
- McLean Gardens
- North Cleveland Park
- Observatory Circle
- Potomac Heights
- Spring Valley
- Tenleytown
- The Palisades
- Wakefield
- Wesley Heights
- Woodland Normanstone
- Woodley Park (Part of the neighborhood is also in Ward 1)
- Barnaby Woods
- Brightwood
- Brightwood Park
- Chevy Chase (Part of the neighborhood is also in Ward 3)
- Colonial Village
- Crestwood
- Fort Totten
- Hawthorne
- Manor Park
- Petworth
- Queens Chapel
- Riggs Park
- Shepherd Park
- Sixteenth Street Heights
- Takoma
- Arboretum
- Bloomingdale
- Brentwood
- Brookland
- Carver Langston
- Eckington
- Edgewood
- Fort Lincoln
- Fort Totten
- Gateway
- Ivy City
- Langdon
- Michigan Park
- North Michigan Park
- Pleasant Hill
- Riggs Park (Part of the neighborhood is also in Ward 4)
- Stronghold
- Trinidad
- Truxton Circle
- Woodridge
- Barney Circle
- Capitol Hill
- Judiciary Square
- Kingman Park
- Navy Yard
- Near Northeast
- NoMa
- "North of Massachusets Avenue"
- Rapidly growing office spaces in last 5 years—will continue over next 10 to develop office, condos, retail, and hotel space
- First U.S. concert by The Beatles was played at Uline Arena
- Sursum Corda
- Swampoodle
- No longer exists (was demolished to make way for Union Station)
- Used to be the home of the Washington Nationals Baseball team
- What was left was zoned industrial in early 1900s and was rebranded as NoMa in 2007
- Benning Heights
- Benning Ridge
- Benning
- Burrville
- Capitol View
- Central Northeast
- Civic Betterment
- Deanwood
- Dupont Park
- Eastland Gardens
- Fairfax Village
- Fairlawn
- Fort Davis
- Fort Dupont
- Good Hope
- Greenway
- Hillbrook
- Hillcrest
- Kenilworth
- Kingman Park
- Lincoln Heights
- Marshall Heights
- Mayfair
- Naylor Gardens
- Penn Branch
- Randle Highlands
- River Terrace
- Skyland
- Twining
- Anacostia
- Barry Farm
- Bellevue
- Buena Vista
- Congress Heights
- Douglass
- Fairlawn
- Garfield Heights
- Knox Hill
- Shipley Terrace
- Washington Highlands
- Woodland