Airport information
- FAA LID
- 6IN6
- Coordinates
- 39.5489, -86.4767
- Elevation
- 870 ft MSL
- Magnetic variation
- 3W
- Sectional chart
- ST LOUIS
- Airport use
- Private
- Control tower
- No
- ARTCC
- INDIANAPOLIS (ZID)
- Flight service (FSS)
- SAINT LOUIS
- Attendance
- UNATNDD
- Segmented circle
- No
- Wind indicator
- yes
- Activated
- 2000/04
- Distance from city
- 2 S
Weather
METAR observed
Loading current weather…
TAF forecast
Loading forecast…
Sun & FAA night 2026-06-21
| Event | Local (EDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:46 AM | 09:46Z |
| Sunrise | 06:19 AM | 10:19Z |
| Sunset | 09:17 PM | 01:17Z |
| Evening civil twilight Loggable night begins | 09:49 PM | 01:49Z |
Plan a flight from 6IN6
Traffic pattern
- Landing
- Rwy 16
- Pattern
- right (turns right)
- TPA
- 1,900 ft MSL (≈1,000 AGL)
Enter the right downwind for Rwy 16 at 1,900 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).
Runway 16/34
3,000 ft × 100 ft · Turf- Heading
- n/a
- Traffic pattern
- Right
- Approach obstacle
- Trees, 50 ft, 200 ft from threshold
- Heading
- n/a
- Traffic pattern
- Left
| Runway | Length | Your margin |
|---|---|---|
| 16/34 | 3,000 ft |
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| VHP · Brickyard | VORTAC | 116.30 | r197° / 16.7 NM |
| OOM · Hoosier | VORTAC | 110.20 | r017° / 25.1 NM |
| SHB · Shelbyville | VORTAC | 112.00 | r260° / 30.6 NM |
| TTH · Terre Haute | VORTAC | 115.30 | r082° / 36 NM |
VFR sectional
No published instrument procedures or Chart Supplement for 6IN6. VFR sectional link above.
Ownership & management
Remarks FAA
- PRVDD CLEAR 20:1 APCH, OBSTN FREE 125 FT EITHER SIDE OF RY & 240 FT OFF RY END.
- RY 34 75 FT WATER TOWER 1 MILE SE OF THLD. RY 16 50 FT POWERLINES 700 FT FM THLD L/R OF CNTRLN.
- FOR CD CTC INDIANAPOLIS APPROACH AT 317-227-5743.
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 6IN6 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 6IN6
Mershon Airport (6IN6) is an airport in Monrovia, IN, at 870 ft MSL. It has 1 runway, the longest 3,000 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 6IN6, refreshed from the Aviation Weather Center and FAA NASR.
Does 6IN6 have a control tower?
No. Mershon Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM on the Comms & NavAids tab.
What is the longest runway at 6IN6?
Mershon Airport has 1 runway; the longest is 3,000 ft. See the Runways tab for headings, surface, and lighting.
Where is 6IN6?
Mershon Airport is in Monrovia, IN, at an elevation of 870 ft MSL. Coordinates: 39.5489, -86.4767.
Fly out of 6IN6 often?
Save 6IN6 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.