Trenton Mercer Airport

ICAO KTTN40.2767°N 74.8135°W213 ft / 65 mMedium airport

Trenton Mercer Airport (IATA: TTN, ICAO: KTTN) is a medium airport in Ewing Township, New Jersey, United States. It opened in Mar 1943. It has 2 runways; the longest is 6,006 ft (1,831 m). In 2025 it handled 319 thousand passengers.

Timeline

1 event · 1943–1943

MAR 1943

OpenedTrenton Mercer Airport opens.

From Wikidata · FAAEvery airfield, 1903–2026

Runways & airfield

Schematic · N · © OpenStreetMap · 3 helipads · FAA diagram PDF

06/24046° / 226° · LIT

LENGTH6,006 ft1,831 mWIDTH150 ft46 mSURFACEAsphalt

16/34146° / 326° · LIT

LENGTH4,800 ft1,463 mWIDTH150 ft46 mSURFACEAsphalt

Passengers per year

2015–2025

777K

556K

724K

801K

922K

259K

488K

657K

651K

480K

319K

1516171819202122232425

Routes

7 destinations · 1 country

Year-round7

CHSCharleston International AirportUnited States · Breeze Airways944 km587 mi SFBOrlando Sanford International AirportUnited States · Allegiant Air1,407 km874 mi VRBVero Beach Regional AirportUnited States · Breeze Airways1,495 km929 mi PIESt. Petersburg Clearwater International AirportUnited States · Allegiant Air1,553 km965 mi PGDPunta Gorda AirportUnited States · Allegiant Air1,626 km1,010 mi FLLFort Lauderdale Hollywood International AirportUnited States · Allegiant Air1,655 km1,028 mi RSWSouthwest Florida International AirportUnited States · Breeze Airways1,657 km1,030 mi

Most destinationsAllegiant Air 4Breeze Airways 3

Straight lines are great circles; rings mark true distance from TTN. From the Wikipedia article “Trenton–Mercer Airport” (revision of 22 Sep 2026), CC BY-SA 4.0.

Records & rankings

Ranked among 48,011 open airports · world · region · country

Passengers319K (2025)1 · FEWER1 · FEWERMEDIAN · 64KMEDIAN · 64KMORE · 103MMORE · 103M#1,311of 3,974 · #300 North America · #199 US Longest runway6,006 ft1,831 m46 m · SHORT150 ft · SHORTMEDIAN · 975 mMEDIAN · 3,200 ftLONG · 5,300 mLONG · 17,388 ft=4,523of 29,823 · =1,237 North America · =967 US Elevation213 ft65 m-386 m · LOW-1,266 ft · LOWMEDIAN · 240 mMEDIAN · 787 ftHIGH · 4,938 mHIGH · 16,200 ft=33,559of 43,341 · =15,359 North America · =12,926 US AgeOpened 19432026 · NEWEST2026 · NEWESTMEDIAN · 1976MEDIAN · 1976OLDEST · 1902OLDEST · 1902=2,016of 15,079 · =1,078 North America · =1,034 US Runways21 · FEWER1 · FEWERMEDIAN · 1MEDIAN · 1MORE · 8MORE · 8=713of 29,943 · =435 North America · =391 US

Scale: share of airports ranked below, best on the right · ties shown as = and a band · passengers are each airport’s latest year on record

Radio frequencies

7 channels

A/DPHILADELPHIA APP/DEP123.800

ASOSASOS126.775

ATISATIS126.775

CTAFCTAF120.700

GNDGND/CLNC DEL121.900

TWRTWR120.700

UNICUNICOM122.950