THE BOATHOUSE HIN Decoder
Hull Identification Numbers beginning with ZDD were assigned by the US Coast Guard to THE BOATHOUSE of LACHINE, QC. The builder is listed in the USCG MIC database. Enter the full 12-character HIN below for build date, model year, and serial — free, no account.
MIC
ZDD
Location
LACHINE, QC
In business
since 1980
Status
Listed active in USCG records
THE BOATHOUSE built hulls across both HIN eras (1980–present): boats before August 1984 carry legacy straight-year or model-year date codes; later hulls use the current month-letter format. The decoder handles all three.
Free · no account · the HIN is on the transom, upper starboard (right) corner
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THE BOATHOUSE HIN FAQ
What does a THE BOATHOUSE HIN look like?
It starts with the three characters "ZDD" — the Manufacturer Identification Code the US Coast Guard assigned to THE BOATHOUSE — followed by a 5-character hull serial and a 4-character date code, 12 characters total. THE BOATHOUSE built hulls across both HIN eras (1980–present): boats before August 1984 carry legacy straight-year or model-year date codes; later hulls use the current month-letter format. The decoder handles all three.
Is THE BOATHOUSE still in business?
USCG records list THE BOATHOUSE of LACHINE, QC in the MIC database (registered 1980).
How do I decode the year on a THE BOATHOUSE HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. THE BOATHOUSE built hulls across both HIN eras (1980–present): boats before August 1984 carry legacy straight-year or model-year date codes; later hulls use the current month-letter format. The decoder handles all three. Enter the full 12-character HIN above and the decoder works it out, including the legacy formats.
Other builders in QC
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "THE BOATHOUSE HIN Decoder," carwhere.com/hin-decoder/zdd, last verified 2026-06-12.