Aerogrange Airport (66IL)

Location & QuickFacts

FAA Information Effective	2026-07-09
Airport Identifier	66IL
Airport Status	Operational
Longitude/Latitude	88°34'16.6650" W / 42°16'7.4600" N -88.571296 / 42.268739 (Estimated)
Elevation	824.00 ft / 251.16 m (Estimated)
Land	10 acres
From nearest city	3 nautical miles E of Marengo, IL
Location	Mc Henry County, IL

Owner & Manager

Ownership	Privately owned
Owner	ADOLPH RALPH SVEC
Address	19009 RIVER RD MARENGO, IL 60152
Phone number	(815) 568-6652
Manager	ADOLPH RALPH SVEC
Address	19009 RIVER RD MARENGO, IL 60152
Phone number	(815) 568-6652

Airport Operations and Facilities

Airport Use	Private
Wind indicator	Yes
Segmented Circle	No
Control Tower	NON-ATCT
Landing fee charge	No
Sectional chart	CHICAGO
Region	AGL - Great Lakes
Responsible ARTCC	ZAU - CHICAGO
Tie-in FSS	IKK - KANKAKEE
FSS on Airport	No
FSS Toll Free	1-800-WX-BRIEF

Airport Services

Airframe repair	NONE
Power plant repair	NONE

Runway Information

Runway 12/30

Dimensions	2050 x 100 ft (625 x 30 m)
Surface	TURF
Surface treatment

	12	30
Alignment	118°	298°
Physical elevation	820.00 ft	824.00 ft
Coordinates	42.270064 / -88.574636	42.267414 / -88.567956
Traffic pattern	Right	Left

Radio Navigation Aids

ID	Type	Name	Ch	Freq	Var	Dist
BUU	DME	BURBUN	92X	114.50		28.0 nm
RFD	DME	ROCKFORD	45X	110.80		28.1 nm
GCO	DME	CHICAGO	19Y	108.25		34.1 nm
ENW	DME	KENOSHA	29X	109.20		34.6 nm
HRK	DME	HORLICK	87Y	114.05		44.8 nm
PLL	DME	POLO	84Y	113.75		46.2 nm
UG	NDB	WAUKE		379.00	03W	36.1 nm
DPA	VOR/DME	DUPAGE	92Y	114.55	02E	24.8 nm
OBK	VOR/DME	NORTHBROOK	77X	113.00	02W	27.7 nm
JVL	VOR/DME	JANESVILLE	90X	114.30	03E	29.4 nm
JOT	VOR/DME	JOLIET	70X	112.30	02E	44.9 nm

Remarks

• FOR CD CTC CHICAGO APCH AT 847-289-0926.
• FOR NON EMERG USE, PLS PHONE AND/OR EMAIL 24 HRS PRIOR TO ARRIVAL.