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348data points analyzed by Sailpages.com to compile this SOUTHERN CROSS 31 buyer’s report
SOUTHERN CROSS 31

SOUTHERN CROSS 31

C. E. Ryder🇺🇸· Design: Thomas Gillmer
$19,374 avg$8,000 – $29,995 (4 listings)from 1975150 built
$2.0K – $5.5K est. annual maintenance
Bluewater CruisermonoCutterFull/Long

Specifications

Hull

LOA34.5 ft
LWL25 ft
Beam9.5 ft
Draft4.58 ft
Displacement13,600 lb
Ballast4,399.6 lb
Hull speed1.34·√LWL6.7 kn

Rig & Sails

Iforetriangle height36.5 ft
Jforetriangle base15.5 ft
Pmainsail luff31.5 ft
Emainsail foot13.5 ft
FLforestay15.5 ft
Mainsail512.5 sq ft
Jib (100%)282.9 sq ft
Spinnaker480.9 sq ft

Performance

Comfort37.6
Capsize1.59
SA/Disp12.6
Disp/Len389
Bal/Disp32.4

Estimated Value

Low Confidence
Based on 4 listings
Low
$7,381
Estimated Value
$15,345
High
$23,197
Inflation-adjusted to 2026 USD

Asking price by model year

5 listings · boat years 19741982 · median $22,500

$0$10k$20k$30k$40kmedian $22,500197519801982 Souther Cross 31 · $29,995 · Outside United States, MX1979 Ryder Southern Cross 31' · $10,000 · Indiana, US1974 Southern Cross 31 · $8,000 · Georgia, US1979 Ryder Yachts Southern Cross 31 · $22,500 · Florida, US1976 Ryder Southern Cross 31 · $29,500 · Ohio, 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 34.5ft LOA. Actual costs vary by condition, usage, and local rates.

$/ft/mo
Annual Maintenance
$2.0K – $5.5K
Hull, rigging, sails, engine service
Annual Docking
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Annual Insurance
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Known Issues & Pre-Purchase Inspection

4 reported issues across 3 systems for the SOUTHERN CROSS 31, compiled from owner reports in sailing forums and owner-association material.

1 critical3 major
Interior2Hull1Deck1

Unlock the full inspection report

Thinking of buying a SOUTHERN CROSS 31? 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 4 specific issues — severity, symptoms & fixes
  • Model-specific pre-purchase inspection checklist
  • Downloadable PDF to take to your surveyor — yours to keep

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