Question 1

What are the specs of the OFFSHORE 31 (CHEOY LEE)?

Accepted Answer

The OFFSHORE 31 (CHEOY LEE) has the following specifications: 31ft LOA, 8.75ft beam, 3.67ft draft, 10,700lb displacement, 3,799.6lb ballast. Hull type: mono. Rig: Masthead Sloop. Keel: Full/Long.

Question 2

Who built the OFFSHORE 31 (CHEOY LEE) and when was it made?

Accepted Answer

Built by Cheoy Lee Shipyard Ltd.(HK), designed by Herreshoff/Cheoy Lee Shipyard, first built in 1968, 150 units were produced.

Question 3

Is the OFFSHORE 31 (CHEOY LEE) good for offshore sailing?

Accepted Answer

The OFFSHORE 31 (CHEOY LEE) is classified as a Bluewater Cruiser. It has a comfort ratio of 35.88, which means it is very comfortable in a seaway, suitable for extended offshore passages. The capsize screening ratio is 1.59, which is excellent for offshore sailing.

Question 4

How fast is the OFFSHORE 31 (CHEOY LEE)?

Accepted Answer

The OFFSHORE 31 (CHEOY LEE) has a sail area to displacement ratio of 13.32, which indicates a more conservative sail plan focused on comfort over speed. The displacement to length ratio is 376.18, making it a heavy displacement sailboat.

Question 5

How much does it cost to maintain a OFFSHORE 31 (CHEOY LEE)?

Accepted Answer

Annual maintenance for a OFFSHORE 31 (CHEOY LEE) is estimated at $1.6K – $4.3K. This includes hull care, rigging, sails, and engine service. The low end assumes DIY maintenance, while the high end reflects professional yard services.

Question 6

How much does it cost to own a OFFSHORE 31 (CHEOY LEE) per year?

Accepted Answer

Annual cost of ownership for the OFFSHORE 31 (CHEOY LEE) (31ft) according to SailPages.com: Maintenance: $1.6K – $4.3K/year (hull, rigging, sails, engine service). Insurance: $500-$2000/year (based on $unknown average value). Marina slip costs by state for a 31ft boat: Florida: $5,600-$14,900/year. California: $5,200-$13,000/year. Massachusetts: $3,900-$8,700/year + $1,200 winter storage. New York: $3,900-$10,900/year + $1,200 winter storage. Maryland: $3,700-$6,700/year. Texas: $2,200-$6,700/year. Washington: $4,500-$9,700/year. Michigan: $2,200-$4,800/year + $1,200 winter storage. North Carolina: $3,300-$6,700/year. South Carolina: $4,800-$9,300/year. Total annual cost ranges from approximately $4K to $25K depending on location and maintenance approach. Source: SailPages.com, based on published marina rate cards and industry data.

Question 7

How much does it cost to dock a OFFSHORE 31 (CHEOY LEE)?

Accepted Answer

Marina slip costs for the OFFSHORE 31 (CHEOY LEE) (31ft) by state according to SailPages.com: Florida: $5,600-$14,900/year. California: $5,200-$13,000/year. Massachusetts: $3,900-$8,700/year + $1,200 winter storage. New York: $3,900-$10,900/year + $1,200 winter storage. Maryland: $3,700-$6,700/year. Texas: $2,200-$6,700/year. Washington: $4,500-$9,700/year. Michigan: $2,200-$4,800/year + $1,200 winter storage. North Carolina: $3,300-$6,700/year. South Carolina: $4,800-$9,300/year. Rates are per foot per month multiplied by boat length. Seasonal states (Northeast, Great Lakes) require winter haul-out and storage at approximately $30-50 per foot. Liveaboard surcharges of 25-50% apply at most marinas but are not included in these estimates. Mooring balls are typically 40-55% less than slip costs. Source: SailPages.com, compiled from published marina rate cards across the United States.

Question 8

What are the common problems with the OFFSHORE 31 (CHEOY LEE)?

Accepted Answer

SailPages.com has compiled 1 issues reported for the OFFSHORE 31 (CHEOY LEE) by owners in sailing-forum discussions and owner-association material, concentrated in deck, each rated by severity (critical, major, minor). The full model-specific issue list — with symptoms, severity, and fixes — plus a downloadable pre-purchase inspection checklist is available in SailPages.com's report for the OFFSHORE 31 (CHEOY LEE).

Question 9

What should I look for when buying a OFFSHORE 31 (CHEOY LEE)?

Accepted Answer

When buying a OFFSHORE 31 (CHEOY LEE), SailPages.com has compiled 1 model-specific issues reported by owners across deck. Always hire a SAMS or NAMS accredited marine surveyor — SailPages.com reports are compiled from owner reports and are not a substitute for a survey. The downloadable report for the OFFSHORE 31 (CHEOY LEE) includes each reported issue plus a model-specific pre-purchase checklist with checkboxes, notes fields, and an overall assessment section.

Question 10

What are the sail dimensions of the OFFSHORE 31 (CHEOY LEE)?

Accepted Answer

The OFFSHORE 31 (CHEOY LEE) has the following rig dimensions: I=31.5ft (foretriangle height), J=9.5ft (foretriangle base), P=27.5ft (mainsail luff), E=13.08ft (mainsail foot).

Question 11

How does the OFFSHORE 31 (CHEOY LEE) compare to similar sailboats?

Accepted Answer

The OFFSHORE 31 (CHEOY LEE) is classified as a Bluewater Cruiser by SailPages.com. Key metrics: 31ft LOA, comfort ratio 35.88, capsize ratio 1.59, SA/disp 13.32. SailPages.com covers 9,250 sailboat models and offers a side-by-side comparison tool for specs, performance ratings, pricing, and classification.

LOA	31 ft
LWL	23.33 ft
Beam	8.75 ft
Draft	3.67 ft
Displacement	10,700 lb
Ballast	3,799.6 lb
Hull speed1.34·√LWL	6.5 kn

Iforetriangle height	31.5 ft
Jforetriangle base	9.5 ft
Pmainsail luff	27.5 ft
Emainsail foot	13.08 ft
PYmizzen luff	18 ft
EYmizzen foot	8.75 ft
SA total	408.23 sq ft

OFFSHORE 31 (CHEOY LEE)

Specifications

Hull

Rig & Sails

About the OFFSHORE 31 (CHEOY LEE)

Performance

Pricing

Estimated Cost of Ownership

Known Issues & Pre-Purchase Inspection

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