SEA ISLAND BOAT BUILDERS HIN Decoder
Hull Identification Numbers beginning with IBL were assigned by the US Coast Guard to SEA ISLAND BOAT BUILDERS of ISLE OF PALMS, SC. 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
IBL
Location
ISLE OF PALMS, SC
In business
since 1998
Status
Listed active in USCG records
SEA ISLAND BOAT BUILDERS hulls (1998–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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SEA ISLAND BOAT BUILDERS HIN FAQ
What does a SEA ISLAND BOAT BUILDERS HIN look like?
It starts with the three characters "IBL" — the Manufacturer Identification Code the US Coast Guard assigned to SEA ISLAND BOAT BUILDERS — followed by a 5-character hull serial and a 4-character date code, 12 characters total. SEA ISLAND BOAT BUILDERS hulls (1998–present) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits.
Is SEA ISLAND BOAT BUILDERS still in business?
USCG records list SEA ISLAND BOAT BUILDERS of ISLE OF PALMS, SC in the MIC database (registered 1998).
How do I decode the year on a SEA ISLAND BOAT BUILDERS HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. SEA ISLAND BOAT BUILDERS hulls (1998–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 SC
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "SEA ISLAND BOAT BUILDERS HIN Decoder," carwhere.com/hin-decoder/ibl, last verified 2026-06-12.