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5data points analyzed by Sailpages.com to compile this MARK 23 buyer’s report
MARK 23

MARK 23

Mark Marine Inc.πŸ‡ΊπŸ‡ΈΒ· Design: John S. Letcher Jr.
from 1979
$800 – $2.2K est. annual maintenance
DaysailermonoMasthead SloopVariableFull/Long

Specifications

Hull

LOA23 ft
LWL20 ft
Beam7.92 ft
Draft5.08 ft/ 2.17 ft min
Displacement3,000 lb
Ballast1,179.9 lb
Hull speed1.34·√LWL6.0 kn

About the MARK 23

Mark Marine was located in Raymond, NH, USA.

Sailpages Buyer's Take

The Mark 23 is a 23.0 ft masthead sloop designed by John S. Letcher Jr. and built by Mark Marine Inc. (USA) in 1979. With a displacement of 3000.0 lb and a ballast of 1179.9 lb, it represents a lightweight, performance-oriented cruiser from the late 1970s.

Best for:
This boat suits coastal cruisers and club racers who prioritize speed and ease of handling over heavy offshore protection. Its light displacement and high SA/D ratio of 18.05 make it particularly appealing to single-handers or couples seeking a responsive, easy-to-trailer package.
Bluewater capability:
With a capsize ratio of 2.2 and a relatively low displacement of 3000.0 lb, the Mark 23 is best suited for protected coastal waters rather than extended bluewater passages.
Comparables:
Comparable boats include the Catalina 22 and O'Day 23, as they share similar LOA dimensions and target the same entry-level cruising market. The Mark 23 distinguishes itself with a higher SA/D ratio and lighter displacement than many contemporaries, offering better upwind performance.

Performance

Comfort14.1
Capsize2.20
SA/Disp18.1
Disp/Len167
Bal/Disp39.3

Pricing

We don't have market pricing data for the MARK 23 yet. If you own one, help other buyers β€” what did you pay for it? Reports build a community price estimate over time.

Estimated Cost of Ownership

Based on 23ft LOA. Actual costs vary by condition, usage, and local rates.

$/ft/mo
Annual Maintenance
$800 – $2.2K
Hull, rigging, sails, engine service
Annual Docking
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Annual Insurance
N/A
No price data available

Known Issues & Pre-Purchase Inspection

1 reported issues across 1 systems for the MARK 23, compiled from owner reports in sailing forums and owner-association material.

1 major
Rigging1

Unlock the full inspection report

Thinking of buying a MARK 23? This is an in-depth report on the faults this model is known for β€” so you know exactly what to check when you walk the boat. For the price of a coffee.

  • βœ“ All 1 specific issues β€” severity, symptoms & fixes
  • βœ“ Model-specific pre-purchase inspection checklist
  • βœ“ Downloadable PDF to take to your surveyor β€” yours to keep

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Similar Sailboats

Which engine powers your MARK 23?

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

Already know your engine? Search all engines β†’ to find its exact parts.

Used sails that fit the MARK 23

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