Plainville, Connecticut

4B8 Robertson Fld

Robertson Fld (4B8) is a non-towered, public-use airport in Plainville, Connecticut, at 201.8 ft MSL. It has 2 runways: 02/20 (3,666 by 75 ft, asphalt), H1 (30 by 30 ft, asphalt). Published pattern altitude 800 ft AGL (about 1,002 ft MSL). CTAF 122.8.

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 4B8
Location: Plainville, Connecticut (Hartford County). 2 NM N of the city center
Elevation: 201.8 ft MSL
Position: 41.6893° N, 72.8647° W
Pattern altitude: 800 ft AGL
Control tower: No, non-towered
Sectional chart: New York
Magnetic variation: 14° W (2000)
Fuel: 100LL, Jet A
Ownership: Publicly owned, open to the public
Attendance: MON-FRI 0800-1900; SAT-SUN 0800-1800

2 runways

Runways

Runway	Length × width	Surface	Edge lights
02/20	3,666 × 75 ft	Asphalt, good condition	Medium intensity
H1	30 × 30 ft	Asphalt, good condition	Not listed

Runway ends and traffic pattern

End	Pattern	Glide slope lights	Instrument	Displaced threshold	Landing distance
02	Left traffic	2-light PAPI, left	None listed	None listed	Not listed
20	Left traffic	2-light PAPI, right	None listed	None listed	Not listed
H1	Not stated	None listed	None listed	None listed	Not listed

VHF

Frequencies

CTAF: 122.8; Actvt Reil Rwy 02 & 20; Mirl Rwy 02/20 - Ctaf. Papi Rwy 02 & 20 Opr Consly.
UNICOM: 122.8
Clearance delivery: 134.5
Approach / departure: 123.95; "Bradley"

Weather station

AWOS-3PT 4B8: 119.175

Within reach

Nearest public airports

Before you go

Brief 4B8 in Ascent EFB.

Current weather, NOTAMs and the airport diagram for Robertson Fld, 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.