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205data points analyzed by Sailpages.com to compile this THOMAS 35 buyer’s report
THOMAS 35

THOMAS 35

Thomas Marine Inc./Tartan Marine🇺🇸· Design: Graham & Schlageter
$49,000 avg$49,000 – $49,000 (1 listings)from 1988
$2.0K – $5.3K est. annual maintenance
Performance RacermonoFractional SloopFin

Specifications

Hull

LOA35.42 ft
LWL30.5 ft
Beam11.5 ft
Draft6.83 ft
Displacement9,800 lb
Ballast4,450.2 lb
Hull speed1.34·√LWL7.4 kn

Rig & Sails

Iforetriangle height48 ft
Jforetriangle base14.25 ft
Pmainsail luff48 ft
Emainsail foot15 ft
FLforestay14.3 ft
Mainsail730.8 sq ft
Jib (100%)342 sq ft
Spinnaker581.4 sq ft

About the THOMAS 35

Also promoted as T-35. Some later boats were delivered with a masthead rig.

Performance

Comfort18.3
Capsize2.15
SA/Disp24.6
Disp/Len154
Bal/Disp45.4

ORC Performance Data(8 certificates)

Measured performance data from ORC (Offshore Racing Congress) certificates.

Polar Diagram

246810120°30°60°90°120°150°180°WIND
4kn6kn8kn10kn12kn14kn16kn20kn24knbeat VMGrun VMG

Boat speed (kn) vs. true wind angle. Source: ORC

Racing Ratings

GPH607.6 s/miOSN591.0

Triple Number

LowMedHighOffshore0.88431.10381.2091Inshore0.69250.90801.0103

ORC Measured

Displacement4863 kg (10722 lb)Wetted surface25.9 m² (279 ft²)Stability index27.0

Sail Areas (ORC)

Main38.1 m² (410 ft²)Genoa46.7 m² (503 ft²)Spinnaker67.5 m² (727 ft²)Asymmetric42.5 m² (458 ft²)

Speed Table (kn)

TWA \ TWS468101214162024
52°4.35.76.67.07.17.27.27.37.3
60°4.65.96.77.17.37.47.47.57.5
75°4.76.16.87.27.47.67.77.87.9
90°4.65.96.87.27.57.77.98.28.3
110°4.45.96.97.47.88.18.38.79.1
120°4.25.86.87.47.88.28.69.29.9
135°3.65.16.37.17.68.08.59.712.1
150°3.04.35.46.47.17.57.88.610.8
Beat VMG2.83.84.55.05.25.35.35.45.3
Run VMG2.63.84.75.56.26.66.97.69.3

Market Price

Low
$49,000
Average
$49,000
High
$49,000
Based on 1 listings across 2 marketplaces

Estimated Cost of Ownership

Based on 35.42ft LOA. Actual costs vary by condition, usage, and local rates.

$/ft/mo
Annual Maintenance
$2.0K – $5.3K
Hull, rigging, sails, engine service
Annual Docking
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Known Issues & Pre-Purchase Inspection

2 reported issues across 2 systems for the THOMAS 35, compiled from owner reports in sailing forums and owner-association material.

1 critical1 major
Structural1Engine1

Unlock the full inspection report

Thinking of buying a THOMAS 35? 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 2 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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