Airport information
- FAA LID
- C66
- Coordinates
- 40.9297, -90.6311
- Elevation
- 753 ft MSL
- Magnetic variation
- 3E
- Sectional chart
- CHICAGO
- Airport use
- Public
- Control tower
- No
- ARTCC
- CHICAGO (ZAU)
- Flight service (FSS)
- KANKAKEE
- NOTAM facility
- IKK
- Attendance
- TUE-SUN 0800-1630
- Beacon
- white-green (SS-SR)
- Segmented circle
- Yes
- Wind indicator
- lighted
- Activated
- 1940/04
- Distance from city
- 2 N
Weather
METAR observed
Loading current weather…
TAF forecast
Loading forecast…
Sun & FAA night 2026-06-21
| Event | Local (CDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 04:57 AM | 09:57Z |
| Sunrise | 05:31 AM | 10:31Z |
| Sunset | 08:38 PM | 01:38Z |
| Evening civil twilight Loggable night begins | 09:11 PM | 02:11Z |
Plan a flight from C66
Night operations
- Airport lighting
- SEE RMK
- Rotating beacon
- white-green · SS-SR
- Pilot-controlled lighting
- ACTVT PAPI RWY 03 & 21; MIRL RWY 03/21 PRESET LOW INTST, TO INCR INTST & ACTVT - CTAF. on 122.8 — Chart Supplement ↗
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are in the live weather panel above.
Traffic pattern
- Landing
- Rwy 02 · 020°
- Pattern
- left (turns left)
- TPA
- 1,800 ft MSL (≈1,000 AGL)
- CTAF
- 122.8
Enter the left downwind for Rwy 02 at 1,800 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).
Runway 02/20
2,899 ft × 60 ft · ASPH-G- Heading
- 020° mag · 23° true
- Heading
- 200° mag · 203° true
| Runway | Length | Your margin |
|---|---|---|
| 02/20 | 2,899 ft |
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| GBG · Galesburg | VOR-DME | 109.80 | r264° / 8.9 NM |
| BRL · Burlington | VORTAC | 111.40 | r042° / 18.2 NM |
| MZV · Moline | VORTAC | 114.40 | r174° / 23.5 NM |
| DDD · Port City | VOR-DME | 116.50 | r137° / 35.2 NM |
Chart Supplement FAA A/FD
Open PDF ↗Preview Chart Supplement
VFR sectional
Services
- Fuel available
- 100LL, MOGAS
- Bottled oxygen
- NONE
- Bulk oxygen
- NONE
- Airframe service
- NONE
- Powerplant service
- NONE
- Parking
- tiedowns, hangars
Ownership & management
Remarks FAA
- THIS AIRPORT HAS BEEN SURVEYED BY THE NATIONAL GEODETIC SURVEY.
- FOR CD CTC CHICAGO ARTCC AT 630-906-8921.
- ACTVT PAPI RWY 03 & 21; MIRL RWY 03/21 PRESET LOW INTST, TO INCR INTST & ACTVT - CTAF.
- EMAIL ADDRESS: ANNETTE.STLEDGER@CITYOFMONMOUTHIL.GOV
- 24 HR SELF SERVE FUEL
- SEASONAL CROPS IN PART 77 SFC; 200 FT FROM RWY END 61 FT L.
Nearby airports
Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open C66 in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.
About C66
Monmouth Municipal Airport (C66) is an airport in Monmouth, IL, at 753 ft MSL. It has 1 runway, the longest 2,899 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for C66, refreshed from the Aviation Weather Center and FAA NASR.
Does C66 have a control tower?
No. Monmouth Municipal Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM on the Comms & NavAids tab.
What is the longest runway at C66?
Monmouth Municipal Airport has 1 runway; the longest is 2,899 ft. See the Runways tab for headings, surface, and lighting.
Where is C66?
Monmouth Municipal Airport is in Monmouth, IL, at an elevation of 753 ft MSL. Coordinates: 40.9297, -90.6311.
Fly out of C66 often?
Save C66 as your home base in the SkyReady app for a one-tap Go/No-Go readiness brief, weather alerts, and automatic FAA currency — free to log.