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ASA Sailing Classes · Harbor Island

Learn to Sail.
Earn Your Certification.

Seaforth Sailing Classes are taught by USCG-licensed captains using the American Sailing Association curriculum. Start as a complete beginner with ASA 101, or fast-track your way to bareboat chartering and offshore cruising.

ASA-certified school USCG-licensed instructors Worldwide recognized
ASA-certified school
Official American Sailing Association curriculum
USCG-licensed captains
Instructors with thousands of teaching hours
Fleet of training boats
Capri 22, Catalina 270, cruising cats & more
Path to membership
Unlock our Sailing Club
Your sailing path

Beginner to bareboat

A clear three-step progression through the ASA system. Pick your starting point.

Start here

ASA 101

Basic Keelboat Sailing

Zero to confident on a 22–27 ft sailboat in 2 days.

Capri 22
Go further

ASA 103 / 104

Coastal Cruising & Bareboat Chartering

Skipper a 30–40 ft cruising boat — anchor, navigate, charter.

Go pro

ASA 105 / 106 / 114

Navigation, Offshore & Catamaran

Coastal nav theory, Catalina passage, multihull mastery.

The catalog

All Sailing Courses

ASA 101: Basic Keelboat Sailing
ASA 101
STARTING AT$349
Harbor Island

ASA 101: Basic Keelboat Sailing

Learn to Sail with Seaforth! This two-day introductory course teaches students the basics of sailing through the curriculum of the American Sailing Association.

2 days
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ASA 103: Basic Coastal Cruising
ASA 103
CLUB MEMBERS$800
Non-members $950
Save $150 · Join the Sailing Club
Harbor Island

ASA 103: Basic Coastal Cruising

The American Sailing Association's Basic Coastal Cruising Course (ASA 103) is a two-day course going from 9-5 both days.

2 days · 9am–5pm
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ASA 104: Bareboat Chartering
ASA 104
CLUB MEMBERS$800
Non-members $950
Save $150 · Join the Sailing Club
Harbor Island

ASA 104: Bareboat Chartering

The American Sailing Association's Bareboat Chartering Course (ASA 104) is a two-day liveaboard class starting at 9am.

2 days · liveaboard
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ASA 103/104: Combination
ASA 103/104
CLUB MEMBERS$1,450
Non-members $1,600
Save $150 · Join the Sailing Club
Harbor Island

ASA 103/104: Combination

This is a 3-day local course with duel cruising certification of ASA 103 and 104. This accelerated local course is meant for advanced sailors.

3 days · local course
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ASA 105: Coastal Navigation
ASA 105
STARTING AT$350
Harbor Island

ASA 105: Coastal Navigation

This class is taught as a home study. Students must demonstrate the navigational theory required to navigate a sailing vessel in coastal or inland waters.

Home study
ASA 106: Advanced Coastal Cruising
ASA 106
CLUB MEMBERS$1,200
Non-members $1,300
Save $100 · Join the Sailing Club
Harbor Island

ASA 106: Advanced Coastal Cruising

A four-day live aboard course to Catalina, which leaves at 9am on Friday and returns in the evening on the following Monday.

4 days · Catalina liveaboard
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ASA 114: Cruising Catamaran
ASA 114
CLUB MEMBERS$850
Non-members $1,000
Save $150 · Join the Sailing Club
Harbor Island

ASA 114: Cruising Catamaran

This class is a two day course that teaches sailors catamaran structure, components and features, performance under sail and power.

2 days · 9AM–5PM
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Catalina 270 Checkout Clinic
CLUB MEMBERS$100
Non-members $150
Save $50 · Join the Sailing Club
Harbor Island

Catalina 270 Checkout Clinic

It is that time! Are you ready to charter something bigger to sail the Bay? Our Catalina 270 is the perfect boat for 6-8 people.

~3 hours
Final Friday Skills Clinic
STARTING AT$30
Harbor Island

Final Friday Skills Clinic

Sailing skills getting rusty? Or a recent 101 graduate? This is a two hour sail refresher course on Capri 22s with other students while a certified Captain oversees on the last Friday of each month!

2 hours Up to 10 sailors
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Cruising Catamaran Refresher
CLUB MEMBERS$150
Non-members $200
Save $50 · Join the Sailing Club
Harbor Island

Cruising Catamaran Refresher

Already ASA 114 certified but feeling a little rusty? Our Catamaran Refresher is designed for sailors who want to sharpen their multihull skills and get back on the water with confidence.

4 hours Up to 6 sailors
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Private ASA Request
DEPOSIT$500
Based on Selected Location

Private ASA Request

Looking for a more personalized way to earn your ASA certification? Submit a request for a Private ASA Course, tailored to your schedule and taught by one of our certified captains. Perfect for individuals, couples, or small groups who want a focused, custom learning experience on the water.

Based on course 3–4 passengers
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Seaforth Sailing Club

Learn Once. Sail For Less, Forever.

Keep your sailing journey going with the Seaforth Sailing Club. Members enjoy discounted boat rentals, exclusive club events, and more opportunities to get out on the water.