J Maddock Airport is an Small airport serving the city of Big Rock in Illinois, United States. The Big Rock time zone is CST - Central Standard Time (UTC-6). The United States dollar(USD) is the official currency of the United States.
| Municipality | Big Rock |
| Region | Illinois |
| Country | United States |
| Elevation | 705ft / 215m |
| Type | Small airport |
| Native name | Bandar Udara Internasional Soekarno–Hatta |
| Timezone | CST - Central Standard Time (UTC-6) |
| Coordinates | 41°46'1"N/-88°31'55"W |
| Currency | United States dollar(USD) |
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| Runway | Length | Width | Surface | Lighted |
|---|---|---|---|---|
| 1 | 2600ft / 792m | 70ft / 21m | TURF-G | No |
| Airport | Distance |
|---|---|
| Aurora Municipal Airport | 4.7 KM |
| Oakfield RLA Airport | 9.38 KM |
| Gord Airport | 9.88 KM |
| Hinckley Airport | 14.22 KM |
| Marshall Farms Airport | 14.59 KM |
| George Airport, Somonauk | 15.08 KM |
| Woodlake Landing Airport | 17.08 KM |
| Walter Airport | 19.75 KM |
| Wade Airport, Waterman | 19.89 KM |
| Ruder Airport | 20.04 KM |
| Hemmingsen Airport | 20.13 KM |
| Johnson Airport, Sandwich | 20.91 KM |
| Aeroview Airport | 22.93 KM |
| Jack W Watson Airport | 23.19 KM |
| Walnut Creek Airport, Somonauk | 23.43 KM |
| DeKalb Taylor Municipal Airport | 23.62 KM |
| Dick Burns Farm Airport | 24.13 KM |
| Wormley Airport | 24.22 KM |
| Uncle Chuck's Airport | 27.12 KM |
| Naper Aero Club Airport | 27.49 KM |