STROUDWATER BOATWORKS LLC HIN Decoder
Hull Identification Numbers beginning with SWR were assigned by the US Coast Guard to STROUDWATER BOATWORKS LLC of PORTLAND, ME. 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
SWR
Location
PORTLAND, ME
In business
since 2011
Status
Listed active in USCG records
STROUDWATER BOATWORKS LLC 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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STROUDWATER BOATWORKS LLC HIN FAQ
What does a STROUDWATER BOATWORKS LLC HIN look like?
It starts with the three characters "SWR" — the Manufacturer Identification Code the US Coast Guard assigned to STROUDWATER BOATWORKS LLC — followed by a 5-character hull serial and a 4-character date code, 12 characters total. STROUDWATER BOATWORKS LLC 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 STROUDWATER BOATWORKS LLC still in business?
USCG records list STROUDWATER BOATWORKS LLC of PORTLAND, ME in the MIC database (registered 2011).
How do I decode the year on a STROUDWATER BOATWORKS LLC HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. STROUDWATER BOATWORKS LLC 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 ME
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "STROUDWATER BOATWORKS LLC HIN Decoder," carwhere.com/hin-decoder/swr, last verified 2026-06-12.