Trenton Mercer Airport
TTN · KTTN · Trenton, New Jersey · Mercer County · map
Trenton Mercer Airport is a public-use airport owned by the County of Mercer, 4 miles northwest of Trenton, New Jersey, 213 feet above sea level. It has 5 runways; the longest, 06/24, is 6,006 feet of asphalt. It has a control tower and fuel (100LL avgas, Jet A, Jet A with additive).
Weather right now KTTN · observed 4:53 pm EDT (20:53 UTC), 29 minutes ago
VFR good flying weather
- Wind from the west-northwest (290°) at 6 knots
- Visibility 10 miles or more
- Temperature 62°F (17°C), dew point 32°F (0°C)
- Altimeter 30.08 inHg
The forecast issued Tue 1:20 pm EDT (17:20 UTC), good until Wed 2:00 pm EDT (18:00 UTC)
- From Tue 2:00 pm EDT (18:00 UTC): wind from the northwest at 11 knots, gusting to 19, visibility more than 6 miles, a few clouds at 25,000 feet VFR
- From Tue 6:00 pm EDT (22:00 UTC): wind from the west-northwest at 8 knots, visibility more than 6 miles, a few clouds at 25,000 feet VFR
- From Tue 9:00 pm EDT (01:00 UTC): wind light and variable, visibility more than 6 miles, a few clouds at 25,000 feet VFR
- From Wed 10:00 am EDT (14:00 UTC): wind from the south-southwest at 7 knots, visibility more than 6 miles, a few clouds at 25,000 feet VFR
The codes as issued (METAR and TAF)
METAR KTTN 062053Z 29006KT 10SM CLR 17/00 A3008 RMK AO2 SLP179 T01670000 56016
TAF KTTN 061720Z 0618/0718 31011G19KT P6SM FEW250 FM062200 29008KT P6SM FEW250 FM070100 VRB04KT P6SM FEW250 FM071400 21007KT P6SM FEW250
From the National Weather Service's aviation weather service, refreshed every few minutes; times are local to the airport with UTC in brackets. For a flight, get your briefing from Flight Service or an approved provider.
The airport
- Codes
- FAA TTN · ICAO KTTN
- Kind
- Airport · open to the public · publicly owned
- Owner
- County of Mercer
- Elevation
- 213 feet above sea level
- Control tower
- A control tower · 6:00 am to 10:00 pm
- Attended
- around the clock
- Lights
- runway lights see the remarks below; beacon sunset to sunrise
- Fuel
- 100LL avgas, Jet A, Jet A with additive
- Repairs
- airframe: major repairs; engine: major repairs
- Parking
- hangar, tiedown
- Notes
- landing fee · certified for airline service (Part 139)
- On the chart
- New York sectional
- Magnetic variation
- 12W
- In the FAA's files since
- March 1943
Runways 5
For understanding the field, not for navigation.
| Runway | Length × width | Surface | Lights |
|---|---|---|---|
| 06/24 | 6,006 × 150 ft | Asphalt, good | High-intensity lights |
| 16/34 | 4,800 × 150 ft | Asphalt, fair | High-intensity lights |
| H1 | 64 × 64 ft | Asphalt, good | |
| H2 | 64 × 64 ft | Asphalt, good | |
| H3 | 64 × 64 ft | Asphalt, good |
- Runway 06: ILS, medium-intensity approach lights with runway alignment lights (MALSR), tree 87 ft high 2,120 ft from the end
- Runway 24: PAPI, four lights on the left
- Runway 16: PAPI, four lights on the left
- Runway 34: PAPI, four lights on the left
Radio frequencies
| Common traffic advisory (CTAF) · Tower | 120.7 | Trenton |
| UNICOM | 122.95 | |
| ATIS (recorded airport information) · Ttn and automated weather (ASOS) | 126.775 | Trenton |
| Clearance delivery · Ground | 121.9 | Trenton |
| Approach and departure | 123.8 | Trenton |
| Emergency | 121.5 | Trenton |
| Ng and operations | 121.95 | Trenton |
Automated weather (ASOS), by phone 609-538-8690.
Wind map live wind over the area, from Windy.com
Colours show wind speed, the moving lines its direction; drag the time bar for the coming days. Map and forecast by Windy.com.
Aircraft registered in Trenton from the FAA register
22 aircraft are registered to owners in Trenton, New Jersey: 12 helicopters, 7 piston singles, 2 turboprops, 1 business jet. Not every one of them is based at this airport; the based-aircraft count above is the FAA's figure for this airport alone.
Companies and organisations in town with two or more aircraft:
Individuals are counted, never named. All aircraft registered in New Jersey.
Accidents and incidents at or near this airport NTSB records · 11 since 1982, 1 fatal
Cases the NTSB recorded with this as the nearest airport, newest first. Each opens the full report in plain English.
Nearby within 30 nautical miles
The FAA's remarks as written in the airport file
- Geese and flocks of sea gulls and deer on and in the vicinity of airport.
- When the control tower closed activate high-intensity runway lights runway 06/24; high-intensity runway lights runway 16/34; approach lights (MALSR) runway 06; PAPI runways 24; 16; 34; runway end identifier lights runways 24; 16; 34 and taxiway lights - the common traffic frequency.
- Landing fee for all transient aircraft.
- Pattern altitude for aircraft under 12500 pounds 1200 feet above sea level; aircraft 12500 pounds and over 1700 feet above sea level.
- Runway 6 engineered material arresting system 308X162 departure end.
- Runway 16, engineered materials arresting system (emas), 247 feet long by 162 feet wide, located der 16.
- Runway 24 engineered material arresting system 251X162 departure end.
- Runway 34 engineered materials arresting system (emas), 226 feet long by 162 feet wide, located der 34.
- Fuel available on 24/7.
- Located at intersection of taxiways 'H' and 'H1'.
- Located at northeast end of taxiway 'B'.
- Runway 06, 185 feet lighted pole; 100 feet from threshold, 500 feet R.
Facts from the FAA's airport file effective October 1, 2026, written out in plain English; weather from the National Weather Service's aviation weather service; registered aircraft from the FAA register as of October 5, 2026; accidents from the NTSB's public database. Owners are shown only when they are an organisation; no person is named. Check the official sources before a flight: this page is for understanding an airport, not for planning one.