National Harbor Heliport HeliportPrivate

77MD · Oxon Hill, MD · 50 ft elevation · Non-towered

Overview Weather Runways Comms & NavAids Charts Services & info

Airport information

FAA LID: 77MD
Coordinates: 38.7937, -77.0121
Elevation: 50 ft MSL
Sectional chart: WASHINGTON
Airport use: Private
Control tower: No
ARTCC: WASHINGTON (ZDC)
Flight service (FSS): LEESBURG · 1-800-WX-BRIEF
Attendance: UNATNDD
Segmented circle: No
Wind indicator: lighted
Activated: 2017/09
Distance from city: 1 WSW

Weather

METAR observed

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TAF forecast

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Sun & FAA night 2026-06-23

Event	Local (EDT)	UTC
Morning civil twilight Loggable night ends	05:12 AM	09:12Z
Sunrise	05:44 AM	09:44Z
Sunset	08:37 PM	00:37Z
Evening civil twilight Loggable night begins	09:09 PM	01:09Z

Loggable night (§1.1)

09:09 PM → 05:12 AM

Night currency (§61.57)

09:37 PM → 04:44 AM

Plan a flight from 77MD

Destination (ICAO)

TAS (kt)Burn (gph)Reserve (hr)Wind from (°)Wind (kt)

Runway H1/H1

60 ft × 60 ft · Concrete

Edge lights: Peri.

Heading: n/a
Threshold elev: 50 ft
Traffic pattern: Left

Heading: n/a
Threshold elev: 50 ft
Traffic pattern: Left

Headings shown are true (magnetic variation unavailable).

Will it fit? Your aircraft's required runway length (from the POH) — checked against every runway here

ft · ≥1.5× comfortable, under 1.25× tight · saved across airports

Runway	Length	Your margin
H1/H1	60 ft

Nearby navigation aids

NavAid	Type	Freq	Radial / Dist magnetic
DCA · Washington	VOR-DME	111.00	r173° / 4.1 NM
ADW · Andrews	VORTAC	113.10	r273° / 6.9 NM
OTT · Nottingham	VORTAC	113.70	r303° / 13.6 NM
AML · Armel	VORTAC	113.50	r120° / 22.9 NM
BAL · Baltimore	VORTAC	115.10	r227° / 28 NM
BRV · Brooke	VORTAC	114.50	r039° / 31.8 NM

VFR sectional

Open 77MD on the VFR sectional (SkyVector) ↗

No published instrument procedures or Chart Supplement for 77MD. VFR sectional link above.

Ownership & management

Owner

NATIONAL HARBOR BELTWAY, LLC

12500 FAIR LAKES CIR, #400, FAIRFAX, VA

703-227-2000

Manager

PRINCE GEORGES COUNTY POLICE DEPT

SPECIAL OPS DIV - AVIATION UNIT, 7600 BARLOWE RD, PALMER PARK, MD

443-223-8353

Remarks FAA

General

FOR CD CTC WASHINGTON ARTCC AT 703-771-3587.

Nearby airports

5DC3 · Cedar Hill Regional Medical Center HelipadHeliportPrivate (4 NM)NDV · Anacostia USN HeliportHeliport (4 NM)KDCA · Ronald Reagan Washington National Airport (4 NM)VKX · Potomac Airfield (4 NM)MD72 · Adventist HealthCare Fort Washington Medical Center HeliportHeliportPrivate (4 NM)VA82 · Inova Mount Vernon Hospital HeliportHeliportPrivate (4 NM)

Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open 77MD in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.

About 77MD

National Harbor Heliport (77MD) is a heliport in Oxon Hill, MD, at 50 ft MSL. It has 1 runway, the longest 60 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 77MD, refreshed from the Aviation Weather Center and FAA NASR.

Does 77MD have a control tower?

No. National Harbor Heliport is a non-towered (pilot-controlled) heliport; use the published CTAF/UNICOM on the Comms & NavAids tab.

What is the longest runway at 77MD?

National Harbor Heliport has 1 runway; the longest is 60 ft. See the Runways tab for headings, surface, and lighting.

Where is 77MD?

National Harbor Heliport is in Oxon Hill, MD, at an elevation of 50 ft MSL. Coordinates: 38.7937, -77.0121.

Fly out of 77MD often?

Save 77MD as your home base in the SkyReady app for a one-tap Go/No-Go readiness brief, weather alerts, and automatic FAA currency — free to log.

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