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203data points analyzed by Sailpages.com to compile this ENDEAVOUR 40 buyer’s report
ENDEAVOUR 40

ENDEAVOUR 40

Endeavour Yacht Corp.🇺🇸· Design: Bob Johnson
$69,271 avg$42,000 – $79,900 (7 listings)1981–1985185 built
$2.7K – $7.1K est. annual maintenance
Bluewater CruisermonoMasthead SloopFin
Endeavour Sailboat Owners

Specifications

Hull

LOA40 ft
LWL32 ft
Beam13 ft
Draft5 ft
Displacement25,000 lb
Ballast9,000 lb
Hull speed1.34·√LWL7.6 kn

Rig & Sails

Iforetriangle height50.77 ft
Jforetriangle base15.85 ft
Pmainsail luff49 ft
Emainsail foot15.75 ft
PYmizzen luff26 ft
EYmizzen foot8.16 ft
FLforestay15.9 ft
Mainsail819.1 sq ft
Jib (100%)402.4 sq ft
Spinnaker684 sq ft

Engine

Perkins4-10850 hpSee all 173 parts →

About the ENDEAVOUR 40

Sailpages Buyer's Take

Designed by Bob Johnson and built by Endeavour Yacht Corp. (USA) from 1981–1985, the Endeavour 40 is a robust cruising sloop with 185 hulls produced. Its heavy displacement of 25000.0 lb and 9000.0 lb ballast provide a stable platform, though owners frequently report structural concerns regarding the keel and deck.

Best for:
This boat suits experienced coastal cruisers and those seeking a heavy-displacement vessel for protected waters, provided they are prepared for significant structural maintenance.
Bluewater capability:
While the high D/L ratio of 340.6 and low capsize ratio of 1.78 suggest inherent offshore stability, the high frequency of keel smile and sump cracking reports raises serious concerns about structural integrity for serious bluewater passage-making.
Comparables:
Comparable to other heavy-displacement American cruising yachts from the early 1980s, such as the Cal 40 or O'Day 40, due to similar beam (13.0 ft) and comfort-oriented design.

Performance

Comfort36.9
Capsize1.78
SA/Disp14.8
Disp/Len341
Bal/Disp36.0

Estimated Value

Low Confidence
Based on 6 listings
Low
$43,608
Estimated Value
$45,504
High
$47,400
Boats sell for ~0% below asking price (based on 6 actual sales) · Inflation-adjusted to 2026 USD

Asking price by model year

10 listings · boat years 19811985 · median $75,000

$0$50k$100kmedian $75,000198019851983 Endeavour 40 · $42,000 · Outside United States, MX1983 Endeavour 40 · $75,000 · Maryland, US1983 Endeavour 40 · $75,000 · Florida, US1984 Endeavour Endeavour 40 · $79,000 · Florida, US1983 Endeavour 40' · $75,000 · New York, US1985 ENDEAVOR 40 · $69,000 · Michigan, US1985 endeavor e40 · $69,000 · North Carolina, US1981 40 Sloop · $49,900 · VA, US1981 40 Sloop · $40,000 · SC, US1982 Endeavour endeavour 40 sloop · $79,900 · FLAsking 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 40ft LOA. Actual costs vary by condition, usage, and local rates.

$/ft/mo
Annual Maintenance
$2.7K – $7.1K
Hull, rigging, sails, engine service
Annual Docking
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Known Issues & Pre-Purchase Inspection

14 reported issues across 7 systems for the ENDEAVOUR 40, compiled from owner reports in sailing forums and owner-association material.

5 critical4 major5 minor
Structural4Engine3Deck2Hull2Plumbing1Rudder1Keel1

Unlock the full inspection report

Thinking of buying a ENDEAVOUR 40? This is an in-depth report on the faults this model is known for — so you know exactly what to check when you walk the boat. For the price of a coffee.

  • All 14 specific issues — severity, symptoms & fixes
  • Model-specific pre-purchase inspection checklist
  • Downloadable PDF to take to your surveyor — yours to keep

One-time $2.99 · secure checkout by Stripe · instant access · 30 days online, PDF yours to keep

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Engine Parts & Maintenance

The engines most commonly fitted to this model. “All parts” opens the engine's full catalogue; each part links to a matching listing on Amazon or eBay matched to its part number.

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Used sails that fit the ENDEAVOUR 40

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