Lake Elmo Airport (21D), Minnesota
Landing essentials
Whether you can land, whether you can refuel, and how customs works here.
Overview
Lake Elmo (21D) is a non-towered public airport in St Paul, Minnesota, serving general aviation and business traffic. Its two paved runways top out at 3,504 feet, and no customs facility sits onsite, with the nearest option at KSTP roughly 9.55 nm away.
Runways
Lake Elmo Airport has two paved runways. The longest, 14/32, is 3,504 ft long and 75 ft wide, with an asphalt surface.
Runways are listed longest first.
Source: FAA Form 5010.
Fuel and airfield services
Lake Elmo Airport has Jet A and 100LL available on the field. The airport has no control tower.
Source: FAA Form 5010 / NASR.
Customs
Lake Elmo Airport does not clear customs. The nearest port of entry is Saint Paul Downtown Holman Field (KSTP), 10 NM away.
Source: CBP list of ports of entry.
Business aviation traffic
Lake Elmo Airport recorded 412 business aviation movements in 2025. Traffic peaks in June. Business aviation traffic at Lake Elmo peaks in June and July, with the fewest operations recorded in December and January.
Business jet movements, FAA TFMSC count. Peak month June, 67 movements in 2025.
Source: FAA TFMSC, business jet movements, 2025.
Climate
Weather station is 2.1 NM from the field. Some values are estimated by the agency. 1991–2020 climate normals.
Source: NOAA NCEI.
Operating constraints
Lake Elmo Airport has published operating constraints in five categories: access, runway notes, noise procedures, environmental and other notes.
Ultralight operations are prohibited.
For clearance delivery, contact Minneapolis Approach.
Pilots can activate or increase the intensity of the REIL on runways 14 and 32, the PAPI on runways 14 and 32, and the MIRL on runway 14/32 via CTAF. The MIRL on runway 14/32 is preset to low intensity.
This is the calm wind runway.
Voluntary noise abatement procedures are in effect. See the airport website for more information.
Deer, birds, and other wildlife are present on and in the vicinity of the airport.
Fuel is available H24 through self-service via credit card.
Source: FAA Chart Supplement.
Nearby airfields
Lake Elmo Airport has five airfields within 18 NM. The closest is Saint Paul Downtown Holman Field (KSTP), 9.55 NM southwest.
Part of the Minneapolis and St. Paul area.
Source: Skystar calculation from official coordinates.
Skystar at 21D
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 21D.
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 runways are available at 21D?
Lake Elmo Airport (21D) has two paved asphalt runways: 14/32 at 3,504 feet and 04/22 at 2,496 feet, both 75 feet wide. Neither runway length supports larger business jets, so operators should confirm aircraft performance limits before planning a stop here.
Is fuel available at Lake Elmo Airport?
Lake Elmo (21D) offers both 100LL and Jet A fuel, available H24 via self-service credit card according to airport remarks. This makes fuel accessible outside the field's staffed attendance hours.
Does 21D have onsite customs clearance?
Lake Elmo Airport (21D) does not have customs onsite. The nearest customs facility is KSTP, located approximately 9.55 nm away, so international arrivals must plan clearance there rather than at Lake Elmo directly.