DOUGLAS BROOKS BOATBUILDER HIN Decoder
Hull Identification Numbers beginning with DBB were assigned by the US Coast Guard to DOUGLAS BROOKS BOATBUILDER of VERGENNES, VT. 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
DBB
Location
VERGENNES, VT
In business
since 2011
Status
Listed active in USCG records
DOUGLAS BROOKS BOATBUILDER hulls (2011–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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DOUGLAS BROOKS BOATBUILDER HIN FAQ
What does a DOUGLAS BROOKS BOATBUILDER HIN look like?
It starts with the three characters "DBB" — the Manufacturer Identification Code the US Coast Guard assigned to DOUGLAS BROOKS BOATBUILDER — followed by a 5-character hull serial and a 4-character date code, 12 characters total. DOUGLAS BROOKS BOATBUILDER hulls (2011–present) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits.
Is DOUGLAS BROOKS BOATBUILDER still in business?
USCG records list DOUGLAS BROOKS BOATBUILDER of VERGENNES, VT in the MIC database (registered 2011).
How do I decode the year on a DOUGLAS BROOKS BOATBUILDER HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. DOUGLAS BROOKS BOATBUILDER hulls (2011–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 VT
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "DOUGLAS BROOKS BOATBUILDER HIN Decoder," carwhere.com/hin-decoder/dbb, last verified 2026-06-12.