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Registered aircraft · FAA record as of September 25, 2026
N861SX

Larson William E SONEX

Valid Illinois

N861SX is a Larson William E SONEX, a fixed-wing airplane with one motor with a four-stroke engine, built in 2011. It has 2 seats. It is registered to an individual in Dunlap, Illinois. The registration is valid: it was issued on May 13, 2011 and expires on May 31, 2027. It holds an experimental airworthiness certificate for amateur built, dated October 15, 2011.

Aircraft

Maker
Larson William E
Model
SONEX
Serial number
0861
Type
Fixed-wing, single engine
Power
Four-cycle piston, 1 motor · Aerovee 2180 · 80 hp
Seats
2
Year built
2011
Kit
SONEX AIRCRAFT LLC SONEX
Transponder code
ABD434 (octal 52752064)

Registration

Status
Valid registration
Certificate issued
May 13, 2011
Expires
May 31, 2027
Last FAA action
January 22, 2023
Airworthiness
Experimental · Amateur built · October 15, 2011
FAA region
Great Lakes
FAA record id
01070449

Owner as the FAA publishes it

Name
Larson William E
Type
Individual
Address
2021 W Murphy Dr
Dunlap, IL 61525-9406

Owners can ask the FAA to withhold their name and address from public files. When they do, those fields are blank here as well. How that works.

Documents on file 0

No bills of sale, loans or other documents are indexed against this tail number.

Source: FAA Civil Aviation Registry, Releasable Aircraft Database, September 25, 2026. See this record on the FAA site · This record as data