Islesboro, Maine
57B Islesboro
Islesboro (57B) is a non-towered, public-use airport in Islesboro, Maine, at 88.3 ft MSL. It has 2 runways: 01/19 (2,400 by 50 ft, asphalt), H1 (40 by 40 ft, asphalt). CTAF 122.9.
FAA NASR data effective Oct 29, 2026. Not for navigation; verify with current FAA charts and the Chart Supplement.
Airport
At a glance
- Identifiers
- FAA 57B
- Location
- Islesboro, Maine (Waldo County). 1 NM W of the city center
- Elevation
- 88.3 ft MSL
- Position
- 44.3025° N, 68.9106° W
- Control tower
- No, non-towered
- Sectional chart
- Halifax
- Magnetic variation
- 18° W (1985)
- Ownership
- Publicly owned, open to the public
- Attendance
- Unattended
2 runways
Runways
| Runway | Length × width | Surface | Edge lights |
|---|---|---|---|
| 01/19 | 2,400 × 50 ft | Asphalt, excellent condition | Not listed |
| H1 | 40 × 40 ft | Asphalt, excellent condition | Not listed |
Runway ends and traffic pattern
| End | Pattern | Glide slope lights | Instrument | Displaced threshold | Landing distance |
|---|---|---|---|---|---|
| 01 | Left traffic | None listed | None listed | 250 ft | Not listed |
| 19 | Left traffic | None listed | None listed | None listed | Not listed |
| H1 | Not stated | None listed | None listed | None listed | Not listed |
VHF
Frequencies
- CTAF
- 122.9
- Approach / departure
- 118.925
- "Bangor"
Before you go
Brief 57B in Ascent EFB.
Current weather, NOTAMs and the airport diagram for Islesboro, in the app on iPhone and iPad.
Not for navigation. Verify with current FAA charts and the Chart Supplement before flight.
Source: FAA NASR 28-day subscription, cycle effective Oct 29, 2026. Airport data changes every 28 days and NOTAMs can override it at any time.