Marshalltown Municipal Airport
MIW · KMIW · Marshalltown, IA · 974 ft elevation · var 1E · Non-towered
Airport information
- ICAO / IATA
- KMIW / MIW
- Coordinates
- 42.1127, -92.9178
- Elevation
- 974 ft MSL
- Magnetic variation
- 1E
- Sectional chart
- CHICAGO
- Airport use
- Public
- Control tower
- No
- ARTCC
- MINNEAPOLIS (ZMP)
- Flight service (FSS)
- FORT DODGE
- NOTAM facility
- MIW
- Attendance
- ALL 0800-1700
- Beacon
- white-green (SS-SR)
- Segmented circle
- No
- Wind indicator
- lighted
- Activated
- 1946/12
- Distance from city
- 3 N
Weather
METAR observed
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TAF forecast
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Sun & FAA night 2026-06-21
| Event | Local (CDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:01 AM | 10:01Z |
| Sunrise | 05:36 AM | 10:36Z |
| Sunset | 08:51 PM | 01:51Z |
| Evening civil twilight Loggable night begins | 09:26 PM | 02:26Z |
Plan a flight from KMIW
Night operations
- Airport lighting
- SEE RMK
- Rotating beacon
- white-green · SS-SR
- Pilot-controlled lighting
- ACTVT MIRL RY 13/31 & RY 18/36; REIL & VASI RYS 13 & 31 - CTAF. on 122.8 — Chart Supplement ↗
Runway lighting aids — 13: VASI · 31: VASI.
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are in the live weather panel above.
Traffic pattern
- Landing
- Rwy 13 · 126°
- Pattern
- left (turns left)
- TPA
- 2,000 ft MSL (≈1,000 AGL)
- CTAF
- 122.8
Enter the left downwind for Rwy 13 at 2,000 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).
Runway 13/31
5,007 ft × 100 ft · Asphalt (Fair)- Heading
- 126° mag · 127° true
- Markings
- nonprecision
- VGSI
- VASI (3°)
- Traffic pattern
- Left
- Heading
- 306° mag · 307° true
- Markings
- nonprecision
- VGSI
- VASI (3°)
- Traffic pattern
- Left
Runway 18/36
2,759 ft × 50 ft · Asphalt (Fair)- Heading
- 183° mag · 184° true
- Markings
- basic
- Traffic pattern
- Left
- Approach obstacle
- Road, 15 ft, 580 ft from threshold, 0 ft B of centerline — 25:1 slope to clear
- Heading
- 003° mag · 4° true
- Markings
- basic
- Traffic pattern
- Left
- Approach obstacle
- Road, 19 ft, 595 ft from threshold, 0 ft B of centerline — 20:1 slope to clear
| Runway | Length | Your margin |
|---|---|---|
| 13/31 | 5,007 ft | |
| 18/36 | 2,759 ft |
Communication frequencies
| Service | Frequency | Notes |
|---|---|---|
| A/D | 120.9 | WATERLOO APP/DEP |
| ASOS | 128.325 | |
| CLD | 120.9 | WATERLOO CLNC DEL |
| UNIC | 122.8 | CTAF/UNICOM |
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| JWJ · Elmwood | VOR-DME | 109.40 | r278° / 0.4 NM |
| TNU · Newton | VOR-DME | 112.50 | r020° / 21.5 NM |
| ALO · Waterloo | VORTAC | 112.20 | r215° / 35.2 NM |
Procedures at a glance
Approaches2
Minimums & Hot Spots
Chart Supplement FAA A/FD
Open PDF ↗Preview Chart Supplement
VFR sectional
Services
- Fuel available
- 100LL, Jet A
- Bottled oxygen
- LOW
- Airframe service
- MAJOR
- Powerplant service
- MAJOR
- Parking
- tiedowns, hangars
- Other services
- Charter, Instruction, Rental, Aircraft sales
Ownership & management
Remarks FAA
- FOR CD CTC DES MOINES APCH ON FREQ 120.9. WHEN DES MOINES APCH CLSD, FOR CD CTC MINNEAPOLIS ARTCC AT 651-463-5588.
- ACTVT MIRL RY 13/31 & RY 18/36; REIL & VASI RYS 13 & 31 - CTAF.
- FOR ARPT ATTENDANT AFTER HRS CALL 641-521-6832.
- STEVE
- CROPS
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 KMIW 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 KMIW
Marshalltown Municipal Airport (MIW · KMIW) is an airport in Marshalltown, IA, at 974 ft MSL. It has 2 runways, the longest 5,007 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for KMIW, refreshed from the Aviation Weather Center and FAA NASR.
Does KMIW have a control tower?
No. Marshalltown 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 KMIW?
Marshalltown Municipal Airport has 2 runways; the longest is 5,007 ft. See the Runways tab for headings, surface, and lighting.
Where is KMIW?
Marshalltown Municipal Airport is in Marshalltown, IA, at an elevation of 974 ft MSL. Coordinates: 42.1127, -92.9178.
Fly out of KMIW often?
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