Single-engine piston

N231SJ

1979 Mooney M20K 231

Registered No accidents on file
Built
1979
Serial
25-0262
Class
Single-engine piston
Engines
Continental TSIO-360 series
Status
Current as of October 2026
Registered owner
Individual · sign in to see
Based
South Easton, MA
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1979 Mooney M20K 231
Representative photo of a Mooney M20K 231. Not a photo of N231SJ.
Registration record

N231SJ on the FAA register

Type
1979 Mooney M20K 231
Serial
25-0262
Engines
Continental TSIO-360 series
Registered owner
Individual — the name of an individual registrant is shown to signed-in users. Sign in
South Easton, MA
Certificate issued
2004-02-12
Airworthiness date
1979-12-06
Registration expires
2029-09-30
Airworthiness class
Standard · normal
Mode S (hex)
A20DD0
Mode S (octal)
50406720
Seats (type)
4
Weight class
up to 12,499 lb
Range (type)
980 nm
Cruise (type)
191 kt
Status
Current as of October 2026
Market asking range
$121,250 to $149,750
Middle half of 20 live Mooney M20K 231 listings, 1979–1985 models (median $139,950). Asking prices, not an appraisal of N231SJ.
Registry history

Timeline

  • 2029-09-30
    Registration expires (renewal due).
  • 2004-02-12
    Certificate of registration issued as N231SJ.
  • 1979-12-06
    Airworthiness date on the current FAA record (standard category (normal)).
Overview

About N231SJ

N231SJ is a 1979 Mooney M20K 231, serial number 25-0262. It is registered to an individual in South Easton, Massachusetts. The current certificate of registration was issued on February 12, 2004 and expires on September 30, 2029.

The FAA aircraft reference file describes the type as a single-engine piston, one Continental TSIO-360 series engine and 4 seats. Published figures for the type give a cruise speed of about 191 knots and a range of about 980 nm; actual performance depends on configuration, load and conditions. Its airworthiness certificate is standard category (normal), dated December 6, 1979.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N231SJ.

Cruise
191 kt
Range
980 nm
Power / thrust (each)
210
Takeoff over 50 ft
2,060 ft
Landing over 50 ft
2,280 ft
Fuel burn
13 gph

Published figures for the Mooney M20K 231 type. They describe the model, not this airframe's equipment or condition. Mooney M20K 231 specs, prices and for-sale inventory →

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N231SJ.

Sources: NTSB aviation accident database and CAROL case system, FAA preliminary accident & incident notices. Search accident records

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Browse: Mooney aircraft for sale· Mooney M20K 231 overview· Aircraft registered in Massachusetts· Registry by state· FAA registry stats

Data: FAA Aircraft Registry (October 2026), including deregistered aircraft; NTSB and FAA accident data; fyiAero listing history. Individual owners' names are shown to signed-in users and street addresses are never shown. Type figures are published specifications, not this aircraft's.