Koch Field Airport

Location

Latitude:	42-20-59.5400N (42.349872)
Longitude:	092-30-48.2100W (-92.513392)
Elevation:	988.0 feet MSL (301 m MSL)
Magnetic Variation:	0.5 W (as of December 2025 from WMM2020 model)
Time Zone:	UTC -6.0 (Standard Time) UTC -5.0 (Daylight Savings Time)
From City:	05 N.M. SW of Hudson, Iowa
Found On:	Chicago Chart
FAA Region:	ACE

Contacts

Manager:	Privately owned:
SCOTT KOCH 331 MAIN ST VOORHIES, IA 50643 (319) 529-0427	JIM KOCH 7515 W QUARRY RD HUDSON, IA 50643 (319) 529-0427

Operations

Airport Status:	Operational
Facility Use:	Private
Type:	Airport
Activation Date:	10/2013
Control tower:	No
Attendance (Months/Days/Hours):	Months/Days/Hours Unattended
Boundary ARTCC:	ZAU (Chicago)
Responsible ARTCC:	ZMP (Minneapolis)
Traffic Pattern Altitude (MSL):	1988 feet (606 m)

Based Aircraft

Annual Operations (as of )

Communications

Fixed Based Operators (FBOs) & Fuel

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Business Name	Frequency	Phone	Fuel Grade

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Flight Service Stations

	Primary	Alternate
FSS on Field:
FSS Name (ID):	Fort Dodge(FOD)
Frequency:
Toll Free Phone:	1-800-WX-BRIEF

Instrument Procedures / Charts

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Navigation Aids (Navaids) near 11IA

Dist (NM)	ID	Morse Code	Name	Type	Freq	True Hdg	Mag Hdg
13.4	ALO	. _ . _ . . _ _ _	Waterloo	VOR-DME	112.20	22	23
22.7	JWJ	. _ _ _ . _ _ . _ _ _	Elmwood	DME	109.4	230	230
25.7	IIB	. . . . _ . . .	Wapsie	NDB	206	75	76
42.6	CID	_ . _ . . . _ . .	Cedar Rapids	VOR-DME	114.10	130	131
43.1	TNU	_ _ . . . _	Newton	VOR-DME	112.50	218	218
43.3	CCY	_ . _ . _ . _ . _ . _ _	Charles City	NDB	375	354	355
48.0	IY	. . _ . _ _	Chukk	NDB	417	348	348
55.4	MC	_ _ _ . _ .	Surff	NDB	348	319	319
57.4	MCW	_ _ _ . _ . . _ _	Mason City	VOR-DME	114.90	321	321
57.6	EE	. .	Merle	NDB	362	242	242
59.9	PEA	. _ _ . . . _	Pella	NDB	257	198	198
60.0	CAV	_ . _ . . _ . . . _	Clarion	NDB	387	293	293
60.3	EBS	. _ . . . . . .	Webster City	NDB	323	275	275
63.2	CJJ	_ . _ . . _ _ _ . _ _ _	Cresco	NDB	293	15	16
64.0	IOW	. . _ _ _ . _ _	Iowa City	VOR-DME	116.20	140	141
67.5	OOA	_ _ _ _ _ _ . _	Oskaloosa	NDB	414	179	180
70.4	UKN	. . _ _ . _ _ .	Waukon	DME	116.6	37	38
70.5	DSM	_ . . . . . _ _	Des Moines	VOT	109.20	226	226
72.1	FXY	. . _ . _ . . _ _ . _ _	Forest City	NDB	359	317	317
74.4	AWG	. _ . _ _ _ _ .	Washington	NDB	219	149	150

Navigational Aid (NAVAID) distances from the airport are listed in Nautical Miles (NM).

Nearby Airports with Fuel

Dist (NM)	Name (Airport IDs)	True Hdg	Mag Hdg	Fuel Grade
13.5	Waterloo Regional Airport (ALO KALO ALO)	21	22	100LL, Jet A
22.9	Marshalltown Municipal Airport (MIW KMIW MIW)	231	231	100LL, Jet A
23.5	Waverly Municipal Airport (C25)	0	1	100LL
25.9	James H Connell Field At Independence Municipal Airport (KIIB IIB)	75	76	100LL, Jet A
30.0	Belle Plaine Municipal Airport (KTZT TZT)	160	161	100LL, Jet A
31.0	Oelwein Municipal Airport (KOLZ OLZ)	50	51	100LL, Jet A
34.3	Iowa Falls Municipal Airport (IFA KIFA IFA)	282	282	100LL, Jet A+
38.7	Hampton Municipal Airport (HPT KHPT HPT)	305	305	100LL, Jet A
39.7	Grinnell Regional Airport (KGGI GGI)	194	194	100LL, Jet A
40.0	Drake Airport (2Y1)	267	267	100LL
43.6	Northeast Iowa Regional Airport (CCY KCCY CCY)	354	355	100LL, Jet A
45.3	The Eastern Iowa Airport (CID KCID CID)	127	128	100LL, Jet A
47.7	Marion Airport (C17)	113	114	100LL, Jet A, MOGAS
49.7	George L Scott Municipal Airport (3Y2)	39	40	100LL, Jet A
53.8	Ames Municipal Airport (AMW KAMW AMW)	246	246	100, Jet A
58.2	Elkader Airport (I27)	58	59	100LL
59.8	Clarion Municipal Airport (KCAV CAV)	293	293	100LL, Jet A
60.1	Pella Municipal Airport (KPEA PEA)	198	198	100LL, Jet A
60.3	Webster City Municipal Airport (EBS KEBS EBS)	275	275	100LL, Jet A
60.4	Mason City Municipal Airport (MCW KMCW MCW)	323	323	100LL, Jet A

Notices to Airmen (NOTAMS)

NOTAMs

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NOTAMS within

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NM of 11IA

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NOTAMS within

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Remarks

A110-1	FOR CD CTC DES MOINES AT APCH 515-974-8016. WHEN DES MOINES APP CLSD, FOR CD CTC MINNEAPOLIS ARTCC AT 651-463-5588.
E111	PRVDD VFR OPNS AND PVT USE ONLY.

Runways

Runway Summary

Runways:	18/36
Longest Runway:	18/36 is 1320 ft (402 m) long
Runways with an Instrument Approach:

11IA Airport Runway Details

Runway 18/36	1320 ft x 100 ft (402 m x 30 m)
Runway Length Source:	OWNER as of 03/26/2009
Surface:	Turf - No special surface treatment

	Runway 18	Runway 36
Elevation:	988.0	988.0
Latitude:	42-21-06.0600N	42-20-53.0200N
Longitude:	092-30-48.2100W	092-30-48.2100W
Glide Path Angle:	0.0 degrees	0.0 degrees

Services

Airframe Repair:	Major
Powerplant Repair:	Major
Fuel Available:	100LL, Jet A
Landing Fees:	No
Parking:	Hangars and tiedowns available

FAA: 11IA

Location

Contacts

Operations

Based Aircraft

Annual Operations (as of )

Communications

Fixed Based Operators (FBOs) & Fuel

Flight Service Stations

Instrument Procedures / Charts

Navigation Aids (Navaids) near 11IA

Nearby Airports with Fuel

Notices to Airmen (NOTAMS)

NOTAMs

NOTAM Radius Search

NOTAM Flight Path Search (Enter from two to five locations below)

Remarks

Runways

Runway Summary

11IA Airport Runway Details

Runway 18

Runway 36

Services

Ratings and Reviews

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Maps & Diagrams

11IA Sectional

11IA Diagram