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4WI1
Bancroft East Airport
Official FAA Data Effective 2026-01-22 0901Z
VFR Chart of 4WI1
Sectional Charts at SkyVector.com
IFR Chart of 4WI1
Enroute Charts at SkyVector.com
Location Information for 4WI1
Coordinates: N43°29.00' / W89°11.01'
Located 01 miles E of Rio, Wisconsin. View all Airports in Wisconsin.
Estimated Elevation is 840 feet MSL.
Operations Data
Airport Use:Private Use
Activation Date:July 1989
Status:Operational
Control Tower:No
Seg-Circle:No
Beacon:None
Wind Indicator:Yes, Not Lighted
A.R.T.C.C.:CHICAGO
F.S.S.:GREEN BAY
Sectional Chart:CHICAGO
AirspaceAnalysis:NOT ANALYZED
FILED FOR RECORD PURPOSES ONLY.
Attendance:Unattended
Airport Communications
AWOS-3 at UNU (21.2 E):120.825 920-386-5682
ATIS at MSN (21.7 S):124.65
ASOS at MSN (21.7 S): 608-410-1285
Nearby Navigation Aids
IDNameFreqRadial / Range
VOT MSN MADISON 108.60 015°21.4
VOT DLL DELLS 117.00 095°25.7
VOT OSH OSHKOSH 116.75 220°40.9
VOD LNR LONE ROCK 116.05 076°43.1
IDNameFreqBearing / Range
VOD RYV ROCK RIVER 371 132°27.3
VOD AQ KOOKY 407 037°55.6
VOD SG DEPRE 332 039°71.3
VOD MT MAWOC 362 055°77.4
Runway 06/24
Dimensions:2600 x 70 feet / 792 x 21 meters
Surface:Turf
Runway 06Runway 24
Obstacles: ft Power Line 625 ft from runway
Ownership Information
Ownership:Privately Owned
Owner:DAVID BANCROFT
W3798 OLD B RD.
RIO, WI 53960
(920) 319-2009
Manager:M. JAMES BANCROFT
W3758 OLD B RD.
RIO, WI 53960
920-348-5738
Other Remarks
  • FOR CD CTC CHICAGO ARTCC AT 630-906-8921.
Nearby Airports with Instrument Procedures
IDNameHeading / Distance
Portage Municipal Airport C47 Portage Municipal Airport 289°13.9
Dodge County Airport KUNU Dodge County Airport 099°21.2
Dane County Regional/Truax Field Airport KMSN Dane County Regional/Truax Field Airport 198°21.7
Blackhawk Airfield Airport 87Y Blackhawk Airfield Airport 180°22.7
Baraboo/Wisconsin Dells Regional Airport KDLL Baraboo/Wisconsin Dells Regional Airport 275°25.8
Middleton Municipal/Morey Field Airport C29 Middleton Municipal/Morey Field Airport 214°26.9
Sauk/Prairie Airport 91C Sauk/Prairie Airport 246°27.4
Watertown Municipal Airport KRYV Watertown Municipal Airport 132°27.6
Wautoma Municipal Airport Y50 Wautoma Municipal Airport 351°34.0
Fond Du Lac County Airport KFLD Fond Du Lac County Airport 060°34.9
Reedsburg Municipal Airport C35 Reedsburg Municipal Airport 274°35.0
Fort Atkinson Municipal Airport 61C Fort Atkinson Municipal Airport 152°35.1