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Multi-Engine Piston

1981 BEECHCRAFT 58P BARON

$375,000 fyiEstimate $380,000–$389,500 How this estimate is built

Starts from the median asking price of 27 comparable BEECHCRAFT 58P BARON listings ($375,000), then adjusts for:

  • Year +1 vs comparable listings +1.5%
  • Airframe time -203 hr vs comps +0.4%
  • Engine time +410 hr vs comps -1.2%
  • Garmin G600 glass (uncommon in comps) +3.0%
  • FIKI (known-ice) (uncommon in comps) +2.0%
  • Market supply: 24 for sale of 298 FAA-registered -3.0%

Shown as a range. An estimate from asking-price comparables and FAA supply data — not an appraisal.

1981
4,170 hrs
N8TM
TJ-325
CONTINENTAL TSIO520WB
2
KIWS
📍 Sutton, Massachusetts
Advanced Intelligent Computing INC DBA Corporation
Per the FAA aircraft registry (public record)

Overview

Make / ModelBEECHCRAFT 58P BARON
TypeMulti-Engine Piston
Airframe time4,170 hrs
Engine time1,087 SMOH
Avionics / flight deckGARMIN G600
Avionics / GPSGarmin GNS 430
Avionics / TransponderGarmin GTX 335
Avionics / OtherGarmin GFC 600, Garmin GDL 69A, Garmin G600
ADS-BYes
InspectionAnnual
AirworthyYes
Garmin GPS FIKI / known ice ADS-B

Description

A beautiful, well maintained pressurized Baron with updated Garmin avionics. This 58P has had significant upgrades including Colemill winglets, Garmin G600 flight display, Garmin GFC600 autopilot and JPI EDM-960 engine monitor. Extensive annual inspection just completed April, 2026 with IRAN of left engine. New cam, lifters and extensive inspection and upgrades. Aircraft flying so times may be slightly higher. Aircraft available for immediate showing and demo flight to serious buyers. aircraft based at KIWS, West Houston, TX.

Modifications

Colemill zip tip winglets, G&D tinted windows, flight into known icing, Bose headset interface, RC Allen standby attitude indicator, XM weather, XM music

Avionics

Garmin 600 flight display with chart view and synthetic vision, Dual Garmin 430's, Garmin GTX300ES and Garmin GTX335 transponders, Garmin GTS-800 traffic avoidance system, PS engineering PM-8000B audio panel, JPI-EDM 960 twin engine engine monitor, Bendix/King RDR-160 color radar, Garmin GDL-69A data link, Bose headset interface

How this aircraft compares

Where this BEECHCRAFT 58P BARON lands versus other BEECHCRAFT 58P BARON listings on fyiAero.

Price

52nd pct
$199k$695kThis aircraft · $375k

$375k · 52nd percentile of 27 listings

Airframe time

44th pct
1,2745,820This aircraft · 4,170

4,170 hours total (TTAF) · 44th percentile of 27 listings

Engine time (Engine 1)

89th pct
41,750This aircraft · 1,087

1,087 hours since major overhaul · 89th percentile of 27 listings

Engine time (Engine 2)

89th pct
81,435This aircraft · 1,087

1,087 hours since major overhaul · 89th percentile of 27 listings

Percentile = share of comparable listings at or below this value. Lower airframe/engine hours are generally fresher; price reflects the asking price only.

General

Year1981
ManufacturerBEECHCRAFT
Model58P BARON
Serial NumberTJ-325
Registration #N8TM
ConditionUsed
FlightRulesIFR
Based atKIWS

Airframe

Total Time4,170
Fuel Capacity Volume196 gal
Complete LogsYes
WingletsYes

Engine 1

Engine 1 Make/ModelCONTINENTAL TSIO520WB
Engine 1 Time1,087 SMOH
Engine 1 TBO1600
Engine 1 TurbochargedYes

Engine 2

Engine 2 Make/ModelCONTINENTAL TSIO520WB
Engine 2 Time1,087 SMOH
Engine 2 TBO1600
Engine 2 TurbochargedYes

Props

Prop 1 Time734 SOH
Prop 2 Time734 SOH

Avionics

Flight Deck Manufacturer/ModelGARMIN G600
Primary Flight Display 1 Manufacturer/ModelGARMIN G600
GPS 1 Manufacturer/ModelGARMIN GTN 750
GPS 2 Manufacturer/ModelGARMIN GNS430
Transponder 1 Manufacturer/ModelGARMIN GTX330ES
Transponder 2 Manufacturer/ModelGARMIN GTX335
Autopilot Manufacturer/ModelGARMIN G600
ADS-B EquippedYes
WAASYes
LPVYes
SVTYes
Yaw DamperYes
Active TrafficYes
Terrain Warning SystemYes
Engine MonitorYes
Avionics/RadiosGarmin 600 flight display with chart view and synthetic vision, Dual Garmin 430's, Garmin GTX300ES and Garmin GTX335 transponders, Garmin GTS-800 traffic avoidance system, PS engineering PM-8000B audio panel, JPI-EDM 960 twin engine engine monitor, Bendix/King RDR-160 color radar, Garmin GDL-69A data link, Bose headset interface

Additional Equipment

WiFiYes
PressurizedYes
Oxygen SystemYes
Flight Into Known Icing (FIKI)Yes
A/CYes

Modifications/Conversions

Vortex GeneratorsYes
Modifications/ConversionsColemill zip tip winglets, G&D tinted windows, flight into known icing, Bose headset interface, RC Allen standby attitude indicator, XM weather, XM music

Interior

Number of Seats6

Inspection Status

Inspection StatusExtensive annual inspection April, 2026.
AirworthyYes