# Dane County Regional Truax Field (MSN / KMSN) **Dane County Regional Truax Field** (IATA: MSN, ICAO: KMSN) is a medium airport in Madison, Wisconsin, United States. It opened in 1942. It has 3 runways; the longest is 9,006 ft (2,745 m). In 2025 it handled 2.4 million passengers. Web page: https://dromopedia.com/airports/kmsn ## At a glance - IATA / ICAO: MSN / KMSN - FAA: MSN - Type: Medium airport - Serves: Madison, Wisconsin, United States - Opened: 1942 - Elevation: 887 ft / 270 m - Coordinates: 43.1399, -89.3375 - Runways: 3 - Longest runway: 9,006 ft / 2,745 m - Instrument procedures: 16 approaches - Passengers: 2,446,154 (2025) - Time zone: UTC-6/-5 · America/Chicago - Website: http://www.msnairport.com/ - Wikipedia: https://en.wikipedia.org/wiki/Dane_County_Regional_Airport (11 languages) - Wikidata: https://www.wikidata.org/wiki/Q1708612 - Weather station: KMSN · WMO 72641 - Ident: KMSN ## Timeline - 1942: Dane County Regional Truax Field opens. ## Runways | Ident | Length | Width | Surface | True headings | Lighted | | --- | --- | --- | --- | --- | --- | | 18/36 | 9,006 ft / 2,745 m | 150 ft / 46 m | Concrete | 182° / 002° | yes | | 03/21 | 7,200 ft / 2,195 m | 150 ft / 46 m | Concrete | 029° / 209° | yes | | 14/32 | 5,846 ft / 1,782 m | 150 ft / 46 m | Concrete | 136° / 316° | yes | - FAA airport diagram: https://aeronav.faa.gov/d-tpp/2611/00245AD.PDF ## Passengers per year | Year | Passengers | Source | | --- | --- | --- | | 2014 | 1,668,989 | Wikidata | | 2015 | 1,658,535 | BTS T-100 Segment | | 2016 | 1,811,689 | BTS T-100 Segment | | 2017 | 1,894,988 | BTS T-100 Segment | | 2018 | 2,105,080 | BTS T-100 Segment | | 2019 | 2,329,952 | BTS T-100 Segment | | 2020 | 839,620 | BTS T-100 Segment | | 2021 | 1,403,803 | BTS T-100 Segment | | 2022 | 1,844,915 | BTS T-100 Segment | | 2023 | 2,081,855 | BTS T-100 Segment | | 2024 | 2,314,124 | BTS T-100 Segment | | 2025 | 2,446,154 | BTS T-100 Segment | ## Routes 8 destinations in 1 country. From the airport's Wikipedia article. ### Year-round (5) - [CLT](https://dromopedia.com/airports/kclt.md) Charlotte Douglas International Airport · United States · 708 mi / 1,139 km · American Airlines - [DFW](https://dromopedia.com/airports/kdfw.md) Dallas Fort Worth International Airport · United States · 821 mi / 1,322 km · American Airlines - [TPA](https://dromopedia.com/airports/ktpa.md) Tampa International Airport · United States · 1,114 mi / 1,793 km · Breeze Airways - [RSW](https://dromopedia.com/airports/krsw.md) Southwest Florida International Airport · United States · 1,224 mi / 1,970 km · Breeze Airways - [PHX](https://dromopedia.com/airports/kphx.md) Phoenix Sky Harbor International Airport · United States · 1,394 mi / 2,243 km · American Airlines ### Seasonal (3) - [RDU](https://dromopedia.com/airports/krdu.md) Raleigh-Durham International Airport · United States · 752 mi / 1,211 km · Breeze Airways - [MCO](https://dromopedia.com/airports/kmco.md) Orlando International Airport · United States · 1,110 mi / 1,787 km · Breeze Airways - [LAX](https://dromopedia.com/airports/klax.md) Los Angeles International Airport · United States · 1,684 mi / 2,710 km · Breeze Airways ## Airlines The figure is how many destinations each airline flies from MSN, as the routes above have them. Hubs from Wikidata. ### Passenger (2) - MX [Breeze Airways](https://dromopedia.com/airlines/breeze-airways) · 5 - AA [American Airlines](https://dromopedia.com/airlines/american-airlines) · 3 ## Rankings Ranked among 48,075 open airports; = marks a shared place. | Measure | Value | World | Region | Country | | --- | --- | --- | --- | --- | | Passengers | 2.4M (2025) | #520 of 3,974 | #124 in North America | #97 in US | | Longest runway | 9,006 ft / 2,745 m | =1,762 of 29,858 | =365 in North America | #270 in US | | Elevation | 887 ft / 270 m | =19,736 of 43,403 | =9,041 in North America | =7,363 in US | | Age | Opened 1942 | =1,791 of 15,079 | =924 in North America | =885 in US | | Runways | 3 | =151 of 29,978 | =83 in North America | =81 in US | ## Radio frequencies | Type | Description | MHz | | --- | --- | --- | | APP | MADISON APP | 120.100 | | ATIS | ATIS | 124.650 | | CLD | MADISON CLNC DEL | 121.620 | | CTAF | CTAF | 119.300 | | DEP | MADISON DEP | 126.850 | | GND | MADISON GND | 121.900 | | MISC | ARNG OPS | 40.800 | | OPS | ANG OPS | 138.250 | | RDO | GREEN BAY RDO | 122.600 | | TWR | MADISON TWR | 119.300 | | UNIC | UNICOM | 122.950 | ## Nearby airports - [RFD](https://dromopedia.com/airports/krfd.md) Chicago Rockford International Airport · 66 mi / 107 km - [OSH](https://dromopedia.com/airports/kosh.md) Wittman Regional Airport · 70 mi / 113 km - [VOK](https://dromopedia.com/airports/kvok.md) Volk Field · 72 mi / 116 km - [MKE](https://dromopedia.com/airports/kmke.md) General Mitchell International Airport · 74 mi / 119 km - [ENW](https://dromopedia.com/airports/kenw.md) Kenosha Regional Airport · 81 mi / 130 km - [DBQ](https://dromopedia.com/airports/kdbq.md) Dubuque Regional Airport · 86 mi / 139 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: “Dane County Regional Airport”](https://en.wikipedia.org/w/index.php?title=Dane_County_Regional_Airport&oldid=1375379429), revision of 17 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/kmsn/data