# Roca Grande RLA (51IL)

**Roca Grande RLA** (FAA: 51IL) is a small airport in Big Rock, Illinois, United States. It opened in Aug 2026. It has one runway, 2,721 ft (829 m) long, grass.

Web page: https://dromopedia.com/airports/us-13045

## At a glance

- FAA: 51IL
- Type: Small airport
- Serves: Big Rock, Illinois, United States
- Opened: Aug 2026
- Elevation: 762 ft / 232 m
- Coordinates: 41.7880, -88.6066
- Runways: 1
- Longest runway: 2,721 ft / 829 m
- Time zone: UTC-6/-5 · America/Chicago
- Weather station: KARR
- Ident: US-13045

## Timeline

- Aug 2026: Roca Grande RLA opens.

## Runways

| Ident | Length | Width | Surface | True headings | Lighted |
| --- | --- | --- | --- | --- | --- |
| 09/27 | 2,721 ft / 829 m | 100 ft / 31 m | Grass |  |  |

## Rankings

Ranked among 48,075 open airports; = marks a shared place.

| Measure | Value | World | Region | Country |
| --- | --- | --- | --- | --- |
| Longest runway | 2,721 ft / 829 m | =18,283 of 29,858 | =7,808 in North America | =6,627 in US |
| Elevation | 762 ft / 232 m | =22,130 of 43,403 | =10,449 in North America | =8,611 in US |
| Age | Opened 2026 | =14,961 of 15,079 | =12,077 in North America | =11,933 in US |
| Runways | 1 | =4,364 of 29,978 | =2,583 in North America | =2,326 in US |

## Nearby airports

- [IL38](https://dromopedia.com/airports/il38.md) J Maddock Airport · 4.1 mi / 6.6 km
- [IL85](https://dromopedia.com/airports/us-0479.md) Oakfield RLA Airport · 4.4 mi / 7.2 km
- [0C2](https://dromopedia.com/airports/0c2.md) Hinckley Airport · 5.1 mi / 8.2 km
- [08IL](https://dromopedia.com/airports/us-7144.md) Marshall Farms Airport · 5.6 mi / 9.0 km
- [0LL6](https://dromopedia.com/airports/0ll6.md) Gord Airport · 6.2 mi / 10.0 km
- [AUZ](https://dromopedia.com/airports/karr.md) Aurora Municipal Airport · 6.8 mi / 11 km

## Sources

- [FAA NASR](https://www.faa.gov/air_traffic/flight_info/aeronav/aero_data/NASR_Subscription/): US airport data: FAA National Airspace System Resources (Public Domain (US Government))
- [NOAA Aviation Weather Center](https://aviationweather.gov/data/api/): Weather data: NOAA Aviation Weather Center (Public Domain (US Government))
- [OurAirports](https://ourairports.com/data/): Airport data from OurAirports (Public Domain)
- [timezone-boundary-builder](https://github.com/evansiroky/timezone-boundary-builder): Time zone boundaries © OpenStreetMap contributors, timezone-boundary-builder (ODbL 1.0)
- Every figure with its source: https://dromopedia.com/airports/us-13045/data