Single-engine piston

N24SQ

Homebuilt SQ4

Registered No accidents on file
Built
—
Serial
JMSQ4002
Class
Single-engine piston
Engines
Ama/Expr UNKNOWN ENG
Status
Current as of October 2026
Registered owner
Individual · sign in to see
Based
Green Bay, WI
N24SQ  Homebuilt SQ4
N24SQ, from its for-sale listing.
Registration record

N24SQ on the FAA register

Type
Homebuilt SQ4
Serial
JMSQ4002
Engines
Ama/Expr UNKNOWN ENG
Registered owner
Individual — the name of an individual registrant is shown to signed-in users. Sign in
Green Bay, WI
Certificate issued
2016-05-03
Airworthiness date
2016-05-16
Registration expires
2029-05-31
Airworthiness class
Experimental · amateur-built
Mode S (hex)
A22F45
Mode S (octal)
50427505
Seats (type)
4
Weight class
up to 12,499 lb
Kit
Backcountry Super Cubs Llc MACKEY SQ4
Status
Current as of October 2026
Registry history

Timeline

  • 2029-05-31
    Registration expires (renewal due).
  • 2026-08-09
    Listed for sale on Trade-A-Plane at $324,500.
  • 2016-05-16
    Airworthiness date on the current FAA record (experimental category (amateur-built)).
  • 2016-05-03
    Certificate of registration issued as N24SQ.
Overview

About N24SQ

N24SQ is a Homebuilt SQ4, serial number JMSQ4002. It is registered to an individual in Green Bay, Wisconsin. The current certificate of registration was issued on May 3, 2016 and expires on May 31, 2029.

The FAA aircraft reference file describes the type as a single-engine piston, one Ama/Expr UNKNOWN ENG engine and 4 seats. Its airworthiness certificate is experimental category (amateur-built), dated May 16, 2016.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N24SQ.

Market

Listing history

SourceFirst seenLast seenAsking
Trade-A-Plane 2026-08-092026-08-09$324,500

Asking prices from public listings, not confirmed sale prices.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N24SQ.

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

Flight activity

Last tracked flight

Last tracked flight Oct 11, 2026 (23 days ago), callsign N24SQ. Track N24SQ →

Same state

Other aircraft registered in Wisconsin

All 6,164 aircraft registered in Wisconsin →
Similar aircraft

Other single-engine pistons on the register

Own N24SQ?

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Browse: Aircraft registered in Wisconsin· 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.