GRAND RIVER BOATS HIN Decoder
Hull Identification Numbers beginning with QYY were assigned by the US Coast Guard to GRAND RIVER BOATS of GUELPH, ON. 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
QYY
Location
GUELPH, ON
In business
since 2003
Status
Listed active in USCG records
GRAND RIVER BOATS hulls (2003–present) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits.
Free · no account · the HIN is on the transom, upper starboard (right) corner
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GRAND RIVER BOATS HIN FAQ
What does a GRAND RIVER BOATS HIN look like?
It starts with the three characters "QYY" — the Manufacturer Identification Code the US Coast Guard assigned to GRAND RIVER BOATS — followed by a 5-character hull serial and a 4-character date code, 12 characters total. GRAND RIVER BOATS hulls (2003–present) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits.
Is GRAND RIVER BOATS still in business?
USCG records list GRAND RIVER BOATS of GUELPH, ON in the MIC database (registered 2003).
How do I decode the year on a GRAND RIVER BOATS HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. GRAND RIVER BOATS hulls (2003–present) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits. Enter the full 12-character HIN above and the decoder works it out, including the legacy formats.
Other builders in ON
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "GRAND RIVER BOATS HIN Decoder," carwhere.com/hin-decoder/qyy, last verified 2026-06-12.