Burnett County Airport (KRZN), Wisconsin
Landing essentials
Whether you can land, whether you can refuel, and how customs works here.
Overview
Burnett County Airport (KRZN) serves Siren, Wisconsin with two paved runways, the longer stretching 5,000 feet, and self-service fuel available around the clock via credit card for both 100LL and Jet A. The field is uncontrolled and operates on a part-time attendance schedule, staffed weekdays but only irregularly on weekends. Business aviation traffic here is modest, tracked under FAA TFMSC data at ops tier 2, and the nearest customs facility sits at KDYT, roughly 56 nautical miles away.
Runways
Burnett County Airport has two paved runways. The longest, 14/32, is 5,000 ft long and 75 ft wide, with an asphalt surface.
Runways are listed longest first.
Source: FAA Form 5010.
Fuel and airfield services
Burnett County Airport has Jet A+ and 100LL available on the field. The airport has no control tower.
Source: FAA Form 5010 / NASR.
Customs
Burnett County Airport does not clear customs. The nearest port of entry is Sky Harbor (KDYT), 56 NM away.
Source: CBP list of ports of entry.
Business aviation traffic
Burnett County Airport recorded 162 business aviation movements in 2025. Traffic peaks in October and November. Business aviation traffic at KRZN builds through the second half of the year, peaking in October and November, with the quietest months falling in winter and early spring.
Business jet movements, FAA TFMSC count. Peak month November, 27 movements in 2025.
Source: FAA TFMSC, business jet movements, 2025.
Climate
Burnett County Airport averages 2.0 days above 90°F in July, 30.9 freeze days in January and 4.4 snow days in January. July is the warmest month, with average highs of 79.7°F, and January the coldest, at 21.6°F.
Weather station is 11.1 NM from the field. Some values are estimated by the agency. 1991–2020 climate normals.
Source: NOAA NCEI.
Operating constraints
Burnett County Airport has published operating constraints in three categories: runway notes, environmental and other notes.
REIL lights for runways 05, 14, 23, and 32, PAPI for runways 05, 14, 23, and 32, and MIRL for runways 05/23 and 14/32 are activated via CTAF. Between sunset and sunrise, MIRL for runway 14/32 is preset to low intensity, with the option to increase intensity via CTAF.
The approach ratio is 20:1 to the displaced threshold.
Wildlife has been observed on and in the vicinity of the runway.
Self-service fuel is available around the clock using a credit card.
The VGSI is unusable beyond 5 degrees right of centerline.
For clearance delivery, contact Minneapolis ARTCC.
Source: FAA Chart Supplement.
Nearby airfields
Burnett County Airport has five airfields within 35 NM. The closest is Cumberland Municipal (KUBE), 25.20 NM southeast.
Source: Skystar calculation from official coordinates.
Skystar at KRZN
We arrange catering, fuel and trip support here. Supplier prices reach you unchanged; our coordination fee sits on its own line.
The same order, priced two ways.
$1,200.00 catering order at KRZN.
Unchanged.
What the kitchen invoices us is what your quote reads.
One line, fixed.
It does not move with the size of the order.
At cost.
Passed on at the exact amount the processor took.
Market practice figures are industry averages, not a specific competitor.
Frequently asked questions
What runways are available at KRZN?
Burnett County Airport (KRZN) has two paved asphalt runways. Runway 14/32 is the longer of the pair at 5,000 feet by 75 feet wide, while runway 05/23 measures 3,900 feet by 75 feet. Both surfaces support the field's business aviation traffic, which runs light but steady throughout the year according to FAA TFMSC data.
Is fuel available at Burnett County Airport?
Burnett County Airport offers both 100LL and Jet A fuel, sold self-service around the clock through credit card payment. This around-the-clock access means pilots are not limited by the airport's part-time staffed hours, which run weekdays from 0800 to 1630 with irregular weekend coverage. No attended fueling service is listed for KRZN outside those hours.
Does KRZN have customs clearance onsite?
Burnett County Airport (KRZN) does not have onsite customs clearance. The nearest customs facility is at KDYT, approximately 55.66 nautical miles away. Flights requiring customs processing near this Wisconsin field need to route through that facility rather than clearing directly at Siren.
Are there any operational hazards noted at KRZN?
Wildlife has been reported on and in the vicinity of the runway at Burnett County Airport, so crews should stay alert during approach and departure. The airport also notes an approach ratio of 20:1 to the displaced threshold, and the VGSI is unusable beyond 5 degrees right of centerline. These factors are worth reviewing before operating at KRZN.