Poplar Grove Airport (C77), Illinois
Landing essentials
Whether you can land, whether you can refuel, and how customs works here.
Overview
Poplar Grove (C77) is a non-towered public airport in Poplar Grove, Illinois, sitting at 857 feet elevation. Traffic is light, with FAA TFMSC data showing 761 annual operations in 2025, of which 177 were business aviation.
Runways
Poplar Grove Airport has three paved and unpaved runways. The longest, 12/30, is 3,773 ft long and 50 ft wide, with an asphalt surface.
Runways are listed longest first.
Source: FAA Form 5010.
Fuel and airfield services
Poplar Grove Airport has 100LL available on the field. The airport has no control tower.
Source: FAA Form 5010 / NASR.
Customs
Poplar Grove Airport does not clear customs. The nearest port of entry is Chicago / Rockford International (KRFD), 14 NM away.
Source: CBP list of ports of entry.
Business aviation traffic
Poplar Grove Airport recorded 177 business aviation movements in 2025. Traffic peaks in June. Business aviation traffic at Poplar Grove (C77) concentrates in the warmer months, peaking in June with 35 operations against single digits in the winter months.
Business jet movements, FAA TFMSC count. Peak month June, 35 movements in 2025.
Source: FAA TFMSC, business jet movements, 2025.
Climate
Poplar Grove Airport averages 3.5 snow days in December.
Weather station is 4.3 NM from the field. Some values are estimated by the agency. 1991–2020 climate normals.
Source: NOAA NCEI.
Operating constraints
Poplar Grove Airport has published operating constraints in two categories: runway notes and other notes.
Non-standard low intensity runway lighting due to spacing, intensity, and non-frangible mountings.
Calm wind runway.
Approach slope is 32:1 at the displaced threshold.
Approach slope is 20:1 at the displaced threshold.
Caution: impaired sight lines between runway ends due to rolling terrain.
Runway 12/30 markings are poor.
Closed when snow covered, except for ski aircraft.
For clearance delivery, contact Chicago ARTCC.
Source: FAA Chart Supplement.
Nearby airfields
Poplar Grove Airport has five airfields within 25 NM. The closest is Chicago / Rockford International (KRFD), 13.89 NM southwest.
Part of the Milwaukee and Madison area.
Source: Skystar calculation from official coordinates.
Skystar at C77
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 C77.
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 options are available at Poplar Grove (C77)?
Poplar Grove (C77) has one paved runway, 12/30, at 3,773 feet by 50 feet, plus two turf runways: 09/27 at 2,709 feet and 17/35 at 2,467 feet. The turf strips are wider than the paved runway but lack a hard surface.
Is fuel available at Poplar Grove Airport?
Poplar Grove Airport (C77) stocks 100LL only; there is no Jet A on the field. Attendance follows a sunrise-to-sunset schedule, so fuel access falls outside that window may not be possible.
Where is the nearest customs facility to C77?
Poplar Grove (C77) has no onsite customs service. The nearest customs airport is Chicago / Rockford International (KRFD), located approximately 13.89 nautical miles away.