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13data points analyzed by Sailpages.com to compile this CAL 39 MK III buyer’s report
CAL 39 MK III

CAL 39 MK III

Bangor Punta🇺🇸· Design: C. William Lapworth
$53,667 avg$30,000 – $75,000 (3 listings)from 1983
$2.5K – $6.8K est. annual maintenance
Bluewater CruisermonoMasthead SloopFin

Specifications

Hull

LOA39 ft
LWL32.08 ft
Beam12 ft
Draft6.75 ft
Shoal Draft5.50 ft(1.68 m)
Displacement19,000 lb
Ballast6,999.6 lb
Hull speed1.34·√LWL7.6 kn

Rig & Sails

Iforetriangle height54 ft
Jforetriangle base16.67 ft
Pmainsail luff48 ft
Emainsail foot13.75 ft
FLforestay16.7 ft
Mainsail743.5 sq ft
Jib (100%)416.8 sq ft
Spinnaker708.5 sq ft

About the CAL 39 MK III

An updated version of the CAL 39 MK II. SA: 780.09 ft2/72.47 m2 Sail Area/Disp.: 17.59

Sailpages Buyer's Take

The Cal 39 Mk III is a classic 1983 production model designed by C. William Lapworth and built by Bangor Punta. With a build count of ? hulls, this vessel represents a specific snapshot of late-80s cruising yacht design.

Best for:
This boat suits coastal cruisers and those seeking a traditional masthead sloop with moderate performance characteristics, as indicated by its Comfort ratio of 31.41.
Bluewater capability:
With a displacement of 19000.0 lb and a Capsize ratio of 1.8, the Cal 39 Mk III offers a stable platform suitable for offshore passages, though its specific bluewater history is not detailed in the available data.
Comparables:
Comparable boats from this era include other Bangor Punta-built Cal models and similar 39-foot fin-keel sloops, sharing the same designer lineage and displacement range.

Performance

Comfort31.4
Capsize1.80
SA/Disp16.2
Disp/Len257
Bal/Disp36.8

Estimated Value

Low Confidence
Based on 3 listings
Low
$33,411
Estimated Value
$43,512
High
$50,893
Inflation-adjusted to 2026 USD

Asking price by model year

7 listings · boat years 19771983 · median $30,000

$0$50kmedian $30,00019801978 Cal 39 MK II · $56,000 · Outside United States1981 Cal 39 mkII · $30,000 · Maryland, US1977 Cal Cal 39 MKII · $55,000 · Outside United States, MY1980 Cal MK II · $5,500 · Texas, US1979 CAL 39 MARK III · $75,000 · Maryland, US1983 Cal Mark III · $7,500 · Illinois, US1982 Cal MK II · $5,400 · Minnesota, USAsking price (USD)Boat model year

Each dot is one listing · hover for details · dashed red line marks the median · obvious data-entry outliers (top & bottom 2.5%) excluded.

Estimated Cost of Ownership

Based on 39ft LOA. Actual costs vary by condition, usage, and local rates.

$/ft/mo
Annual Maintenance
$2.5K – $6.8K
Hull, rigging, sails, engine service
Annual Docking
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Known Issues & Pre-Purchase Inspection

We don't have enough data on the CAL 39 MK IIIyet to publish model-specific findings we'd stand behind — but here's a free general inspection checklist, built from our research into what actually goes wrong on boats of this kind.

Drawn from 7,029 documented issues across 2,391 models, ordered so the areas that most often turn up problems come first.

1Structural & Bulkheads9732Standing Rigging6403Deck & Topsides6404Keel & Keel Bolts5535Rudder & Steering5086Hull & Bottom377
Free general pre-purchase checklist
25 survey areas — hull, keel, rig, engine, electrical and more. Take it aboard when you view any boat.

Own a CAL 39 MK III? Reports from owners are what turn this into a model-specific checklist — and they're the reason the boats above it have one.

Similar Sailboats

Which engine powers your CAL 39 MK III?

We haven't confirmed the engine for this model yet. If you own or know one, tell us — as owners report in, we build an accurate picture over time.

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Used sails that fit the CAL 39 MK III

Checking eBay for sails sized to this boat's rig…