Stambaugh Airport (Y73), Michigan
Landing essentials
Whether you can land, whether you can refuel, and how customs works here.
Overview
Stambaugh (Y73) is an unattended public-use airport serving Iron River, Michigan, with a single paved runway. Traffic is light, with business aviation operations making up the airport's recorded activity in FAA TFMSC data.
Runways
Stambaugh Airport has one paved runway, 17/35, 2,000 ft long and 40 ft wide, with an asphalt surface.
Runway geometry from published threshold coordinates. Not for navigation.
Source: FAA Form 5010.
Fuel and airfield services
Stambaugh Airport has 100LL available on the field. The airport has no control tower.
Source: FAA Form 5010 / NASR.
Customs
Stambaugh Airport does not clear customs. The nearest port of entry is Green Bay / Austin Straubel International (KGRB), 98 NM away.
Source: CBP list of ports of entry.
Business aviation traffic
Stambaugh Airport recorded 189 business aviation movements in 2025. Traffic peaks in June. Business aviation traffic at Y73 concentrates in the spring and early summer months, with June recording the highest count and July and August dropping to the year's lowest levels.
Business jet movements, FAA TFMSC count. Peak month June, 26 movements in 2025.
Source: FAA TFMSC, business jet movements, 2025.
Climate
Stambaugh Airport averages 0.9 days above 90°F in July, 30.9 freeze days in January and 6.3 snow days in January. July is the warmest month, with average highs of 77.0°F, and January the coldest, at 21.2°F.
Weather station is on the field. Some values are estimated by the agency. 1991–2020 climate normals.
Source: NOAA NCEI.
Operating constraints
Stambaugh Airport has published operating constraints in three categories: runway notes, environmental and other notes.
Nonstandard REIL for runways 17 and 35, and nonstandard LIRL for runway 17/35, are pilot-activated on frequency 121.9.
The LIRL is nonstandard because it is located 25 feet from the runway edge. Threshold lights are located outboard from the runway edge.
Trees 10 feet tall or taller stand 0-199 feet from the runway, 120 feet to the right.
There is a 100-foot drop-off beyond each runway end.
Runway 17/35 slopes downward from south to north.
Deer, birds, and other wildlife are present on and in the vicinity of the airport.
For clearance delivery, contact Minneapolis ARTCC.
Source: FAA Chart Supplement.
Nearby airfields
Stambaugh Airport has five airfields within 44 NM. The closest is Kings Land O' Lakes (KLNL), 24.41 NM west.
Source: Skystar calculation from official coordinates.
Skystar at Y73
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.
$600.00 catering order at Y73.
Unchanged.
What the kitchen invoices us is what your quote reads.
One line, fixed.
The $75 minimum applies below $862.50.
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 runway does Y73 offer?
Stambaugh (Y73) has one paved runway, 17/35, measuring 2,000 feet by 40 feet with an asphalt surface. The runway slopes downward from south to north, and a 100-foot drop-off exists beyond each runway end.
Is fuel available at Stambaugh Airport?
Stambaugh (Y73) offers 100LL only; no Jet A is available. The field is unattended, so pilots should plan fuel needs accordingly before arrival.
Where is the nearest customs facility to Y73?
Stambaugh (Y73) has no onsite customs service. The nearest customs airport of entry is KGRB, located approximately 98 nautical miles away.