SPENCER BOATWORKS, INC HIN Decoder
Hull Identification Numbers beginning with IBV were assigned by the US Coast Guard to SPENCER BOATWORKS, INC of SARANAC LAKE, NY. 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
IBV
Location
SARANAC LAKE, NY
In business
since 1994
Status
Listed active in USCG records
SPENCER BOATWORKS, INC hulls (1994–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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SPENCER BOATWORKS, INC HIN FAQ
What does a SPENCER BOATWORKS, INC HIN look like?
It starts with the three characters "IBV" — the Manufacturer Identification Code the US Coast Guard assigned to SPENCER BOATWORKS, INC — followed by a 5-character hull serial and a 4-character date code, 12 characters total. SPENCER BOATWORKS, INC hulls (1994–present) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits.
Is SPENCER BOATWORKS, INC still in business?
USCG records list SPENCER BOATWORKS, INC of SARANAC LAKE, NY in the MIC database (registered 1994).
How do I decode the year on a SPENCER BOATWORKS, INC HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. SPENCER BOATWORKS, INC hulls (1994–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 NY
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "SPENCER BOATWORKS, INC HIN Decoder," carwhere.com/hin-decoder/ibv, last verified 2026-06-12.