Gordon Brown Airport

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Location

Latitude: 
 40-42-05.1350N (40.701426)
Longitude: 
 089-53-02.3950W (-89.883999)
Elevation: 
 745.0 feet MSL (227 m MSL)
Magnetic Variation: 
 2.4 W (as of December 2025 from WMM2020 model)
Time Zone: 
 UTC -6.0 (Standard Time)
UTC -5.0 (Daylight Savings Time)
From City: 
 01 N.M. NE of Trivoli, Illinois
Found On: 
 Chicago Chart
FAA Region: 
 AGL

Contacts

Manager: 
Privately owned: 
THEODORE BROWN
18201 WEST FARMINGTON RD
TRIVOLI, IL 61569
(309) 360-9031		 THEODORE A. BROWN
18201 WEST FARMINGTON RD
TRIVOLI, IL 61569
(309) 360-9031

Operations

Airport Status: 
 Operational
Facility Use: 
 Private
Type: 
 Airport
Activation Date: 
 11/1968
Control tower: 
 No
Attendance (Months/Days/Hours): 
 Months/Days/Hours
Unattended
Boundary ARTCC: 
 ZAU (Chicago)
Responsible ARTCC: 
 ZKC (Kansas City)
Segmented Circle Indicator: 
 No
Traffic Pattern Altitude (MSL): 
 1745 feet (532 m)
NOTAM-D Service: 
 No

Based Aircraft

Annual Operations (as of )

Communications

       

    Fixed Based Operators (FBOs) & Fuel

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    Area Code: 309
    Business Name Frequency Phone Fuel Grade
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    .

    Flight Service Stations

    Primary Alternate
    FSS on Field:  N
    FSS Name (ID):  Kankakee(IKK)
    Frequency: 
    Toll Free Phone:  1-800-WX-BRIEF

    Instrument Procedures / Charts

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    Navigation Aids (Navaids) near 5LL5

    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
    9.0 General Downing - Peoria International Airport
    (PIA KPIA PIA)    		 104 107 100LL, Jet A, Jet A++
    11.8 Ingersoll Airport
    (KCTK CTK)    		 227 229 100LL
    13.5 Mount Hawley Auxiliary Airport
    (3MY)    		 65 68 100LL, Jet A
    15.9 Pekin Municipal Airport
    (C15)    		 143 146 100LL, Jet A
    28.6 Harrel W Timmons Galesburg Regional Airport
    (GBG KGBG GBG)    		 299 301 100LL, Jet A
    29.6 Marshall County Airport
    (C75)    		 49 52 100LL, UL94
    30.4 Kewanee Municipal Airport
    (KEZI EZI)    		 353 355 100LL
    36.6 Monmouth Municipal Airport
    (C66)    		 292 294 100LL, MOGAS
    36.7 Macomb Municipal Airport
    (MQB KMQB MQB)    		 252 254 100LL, Jet A
    41.1 Logan County Airport
    (KAAA AAA)    		 142 145 100LL
    46.1 Central Il Regional/Bloomington-Normal Airport
    (BMI KBMI BMI)    		 106 109 100LL, Jet A
    50.7 Mercer County Airport
    (C00)    		 310 312 100LL
    51.1 Illinois Valley Regional-Walter A Duncan Field Airport
    (VYS KVYS VYS)    		 40 43 100LL, Jet A+
    52.3 Abraham Lincoln Capital Airport
    (SPI KSPI SPI)    		 169 172 100LL, Jet A, JP-8
    52.9 Quad Cities International Airport
    (MLI KMLI MLI)    		 328 330 100LL, Jet A
    53.2 Quad-City Seaplane Base
    (I04)    		 329 331 100LL
    56.7 Southeast Iowa Regional Airport
    (BRL KBRL BRL)    		 275 277 100LL, Jet A
    57.9 Jacksonville Municipal Airport
    (IJX KIJX IJX)    		 196 198 100LL, Jet A
    58.8 Pontiac Municipal Airport
    (KPNT PNT)    		 76 79 100LL, Jet A
    60.1 Mount Sterling Municipal Airport
    (I63)    		 224 226 100LL, Jet A

    Notices to Airmen (NOTAMS)

    NOTAMs

    List ALL 5LL5 NOTAMs
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    NOTAM Radius Search

    NOTAMS within

    Enter NOTAM radius search distance

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    NM of 5LL5

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

    NOTAMS within

    Enter NOTAM radius search distance

    This field is required
    NM of 5LL5

    Remarks

    A110-1 FOR CD CTC ST LOUIS APCH AT 314-890-1017.
    A52-18 ALSO PLINE.

    Runways

    Runway Summary

    Runways: 18/36
    Longest Runway: 18/36 is 1800 ft (549 m) long
    Runways with an Instrument Approach:

    5LL5 Airport Runway Details

    Runway 18/36  1800 ft x 100 ft (549 m x 30 m)
    Surface:  Turf - No special surface treatment

    Runway 18

    Runway 36
    Glide Path Angle: 
    		 0.0 degrees 0.0 degrees
    Traffic Pattern: 
    		 Left Right
    Object at End: 
    		 TREES TREES
    Object Height: 
    		 50 20
    Distance from End: 
    		 50

    Services

    Fuel Available: 
    		 100LL, Jet A
    Parking: 
    		 Tiedowns available

    Ratings and Reviews

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    Maps & Diagrams

    5LL5 Sectional

    Flight Planning
    at skyvector.com

    5LL5 Diagram


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