# Trenton Mercer Airport (TTN / KTTN) **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. Web page: https://dromopedia.com/airports/kttn ## At a glance - IATA / ICAO: TTN / KTTN - FAA: TTN - Type: Medium airport - Serves: Ewing Township, New Jersey, United States - Opened: Mar 1943 - Elevation: 213 ft / 65 m - Coordinates: 40.2767, -74.8135 - Runways: 2 - Helipads: 3 - Longest runway: 6,006 ft / 1,831 m - Instrument procedures: 8 approaches, 3 arrivals - Passengers: 318,947 (2025) - Time zone: UTC-5/-4 · America/New_York - Website: http://www.mercercounty.org/departments/transportation-and-infrastructure/trenton-mercer-airport - Wikipedia: https://en.wikipedia.org/wiki/Trenton%E2%80%93Mercer_Airport (9 languages) - Wikidata: https://www.wikidata.org/wiki/Q6588251 - Weather station: KTTN - Ident: KTTN ## Timeline - Mar 1943: Trenton Mercer Airport opens. ## Runways | Ident | Length | Width | Surface | True headings | Lighted | | --- | --- | --- | --- | --- | --- | | 06/24 | 6,006 ft / 1,831 m | 150 ft / 46 m | Asphalt | 046° / 226° | yes | | 16/34 | 4,800 ft / 1,463 m | 150 ft / 46 m | Asphalt | 146° / 326° | yes | - Also 3 helipads. - FAA airport diagram: https://aeronav.faa.gov/d-tpp/2611/00982AD.PDF ## Passengers per year | Year | Passengers | Source | | --- | --- | --- | | 2015 | 777,197 | BTS T-100 Segment | | 2016 | 556,198 | BTS T-100 Segment | | 2017 | 724,457 | BTS T-100 Segment | | 2018 | 800,544 | BTS T-100 Segment | | 2019 | 921,947 | BTS T-100 Segment | | 2020 | 259,129 | BTS T-100 Segment | | 2021 | 488,130 | BTS T-100 Segment | | 2022 | 656,641 | BTS T-100 Segment | | 2023 | 651,108 | BTS T-100 Segment | | 2024 | 480,026 | BTS T-100 Segment | | 2025 | 318,947 | BTS T-100 Segment | ## Routes 7 destinations in 1 country. From the airport's Wikipedia article. ### Year-round (7) - [CHS](https://dromopedia.com/airports/kchs.md) Charleston International Airport · United States · 587 mi / 944 km · Breeze Airways - [SFB](https://dromopedia.com/airports/ksfb.md) Orlando Sanford International Airport · United States · 874 mi / 1,407 km · Allegiant Air - [VRB](https://dromopedia.com/airports/kvrb.md) Vero Beach Regional Airport · United States · 929 mi / 1,495 km · Breeze Airways - [PIE](https://dromopedia.com/airports/kpie.md) St. Petersburg Clearwater International Airport · United States · 965 mi / 1,553 km · Allegiant Air - [PGD](https://dromopedia.com/airports/kpgd.md) Punta Gorda Airport · United States · 1,010 mi / 1,626 km · Allegiant Air - [FLL](https://dromopedia.com/airports/kfll.md) Fort Lauderdale Hollywood International Airport · United States · 1,028 mi / 1,655 km · Allegiant Air - [RSW](https://dromopedia.com/airports/krsw.md) Southwest Florida International Airport · United States · 1,030 mi / 1,657 km · Breeze Airways ## Airlines The figure is how many destinations each airline flies from TTN, as the routes above have them. Hubs from Wikidata. ### Passenger (2) - G4 [Allegiant Air](https://dromopedia.com/airlines/allegiant-air) · 4 - MX [Breeze Airways](https://dromopedia.com/airlines/breeze-airways) · 3 Former hub of [Eastwind Airlines](https://dromopedia.com/airlines/eastwind-airlines). ## Rankings Ranked among 48,075 open airports; = marks a shared place. | Measure | Value | World | Region | Country | | --- | --- | --- | --- | --- | | Passengers | 319K (2025) | #1,311 of 3,974 | #300 in North America | #199 in US | | Longest runway | 6,006 ft / 1,831 m | =4,525 of 29,858 | =1,237 in North America | =967 in US | | Elevation | 213 ft / 65 m | =33,611 of 43,403 | =15,367 in North America | =12,933 in US | | Age | Opened 1943 | =2,016 of 15,079 | =1,078 in North America | =1,034 in US | | Runways | 2 | =715 of 29,978 | =435 in North America | =391 in US | ## Radio frequencies | Type | Description | MHz | | --- | --- | --- | | A/D | PHILADELPHIA APP/DEP | 123.800 | | ASOS | ASOS | 126.775 | | ATIS | ATIS | 126.775 | | CTAF | CTAF | 120.700 | | GND | GND/CLNC DEL | 121.900 | | TWR | TWR | 120.700 | | UNIC | UNICOM | 122.950 | ## Nearby airports - [PNE](https://dromopedia.com/airports/kpne.md) Northeast Philadelphia Airport · 17 mi / 27 km - [WRI](https://dromopedia.com/airports/kwri.md) Mc Guire Air Force Base · 22 mi / 35 km - [NEL](https://dromopedia.com/airports/knel.md) Lakehurst Maxfield Field Airport · 30 mi / 48 km - [PHL](https://dromopedia.com/airports/kphl.md) Philadelphia International Airport · 36 mi / 58 km - [MMU](https://dromopedia.com/airports/kmmu.md) Morristown Municipal Airport · 42 mi / 67 km - [ABE](https://dromopedia.com/airports/kabe.md) Lehigh Valley International Airport · 42 mi / 68 km ## Sources - [BTS T-100 Segment](https://www.transtats.bts.gov/Tables.asp?QO_VQ=EEE&QO_anzr=Nv4%20Pn44vr45): US traffic: Bureau of Transportation Statistics, T-100 Segment (Public Domain (US Government)) - [FAA NASR](https://www.faa.gov/air_traffic/flight_info/aeronav/aero_data/NASR_Subscription/): US airport data: FAA National Airspace System Resources (Public Domain (US Government)) - [NOAA Aviation Weather Center](https://aviationweather.gov/data/api/): Weather data: NOAA Aviation Weather Center (Public Domain (US Government)) - [OurAirports](https://ourairports.com/data/): Airport data from OurAirports (Public Domain) - [Wikidata](https://www.wikidata.org): Structured data from Wikidata (CC0 1.0) - [Wikipedia: “Trenton–Mercer Airport”](https://en.wikipedia.org/w/index.php?title=Trenton–Mercer_Airport&oldid=1376238450), revision of 22 Sep 2026 (CC BY-SA 4.0) - [timezone-boundary-builder](https://github.com/evansiroky/timezone-boundary-builder): Time zone boundaries © OpenStreetMap contributors, timezone-boundary-builder (ODbL 1.0) - Every figure with its source: https://dromopedia.com/airports/kttn/data