
IRWIN 34
Specifications
Hull
| LOA | 34.6 ft |
| LWL | 27.33 ft |
| Beam | 11.25 ft |
| Draft | 5.33 ft |
| Displacement | 11,500 lb |
| Ballast | 4,500 lb |
| Hull speed1.34Β·βLWL | 7.0 kn |
Rig & Sails
| Iforetriangle height | 42.75 ft |
| Jforetriangle base | 13.75 ft |
| Pmainsail luff | 37 ft |
| Emainsail foot | 13.5 ft |
| FLforestay | 13.8 ft |
| Mainsail | 563.6 sq ft |
| Jib (100%) | 293.9 sq ft |
| Spinnaker | 499.6 sq ft |
Engine
| Commonly | Perkins, Yanmar, Westerbeke, Vetus, Ford |
About the IRWIN 34
Similar to IRWIN CITATION 34. Shoal draft verson draws 4.0'
The Irwin 34 is a robust cruising sloop designed by Ted Irwin and built by Irwin Yachts (USA) in 1982. With a displacement of 11500.0 lb and a comfort ratio of 23.98, this vessel is engineered for stability and seakeeping, though the exact total hulls built is unknown.
- Best for:
- This boat is best suited for coastal cruisers and those seeking a stable, comfortable platform for extended passages, given its heavy displacement and moderate sail area.
- Bluewater capability:
- With a capsize ratio of 2.0 and a D/L ratio of 251.5, the Irwin 34 demonstrates strong offshore suitability, though potential keel smile issues require careful structural assessment.
- Comparables:
- Comparable boats from this era include the Cal 34 and O'Day 36, which share similar displacement ranges and cruising-oriented hull forms.
Performance
Market Price
Estimated Cost of Ownership
Based on 34.6ft LOA. Actual costs vary by condition, usage, and local rates.
Known Issues & Pre-Purchase Inspection
21 reported issues across 7 systems for the IRWIN 34, compiled from owner reports in sailing forums and owner-association material.
Unlock the full inspection report
Thinking of buying a IRWIN 34? 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.
- β All 21 specific issues β severity, symptoms & fixes
- β Model-specific pre-purchase inspection checklist
- β Downloadable PDF to take to your surveyor β yours to keep
One-time $2.99 Β· secure checkout by Stripe Β· instant access Β· 30 days online, PDF yours to keep
Similar Sailboats
Which engine powers your IRWIN 34?
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.
Brands sometimes mentioned for this model: Perkins, Yanmar, Westerbeke, Vetus β is it one of these?
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Used sails that fit the IRWIN 34
Checking eBay for sails sized to this boat's rigβ¦