Gulf Coast 21 Buyer's Guide
The Gulf Coast 21 is a Martin Bludworth-designed sloop built by Gulf Coast Sailboats from 1972, with a pivoting swing keel that lets her work both coastal and inland waters. For a shopper on the used market, her appeal is reach and simplicity, and the one system that demands a careful look is the keel hardware that makes the shallow draft possible.
Layouts on the Used Market
The available record describes the solid fiberglass hull and deck with a masthead rig and a 163-square-foot sail plan. Buyers should expect a compact single-cabin format rather than multiple factory layouts.
Equipment and Common Upgrades
Solar power is commonly fitted on boats of this class in the current used market, usually added by owners to keep house batteries topped during a quiet coastal cruise. Beyond that, other equipment is generally left to owner choice; the consequential buyer items are the swing-keel lifting gear and the standing rigging sized to the original 3/8-inch sheet specifications.
What to Inspect
The swing keel is a pivoting lifting assembly with moving parts, and those parts require regular inspection and maintenance. On a specific hull at viewing, work the keel up and down and watch for binding in the trunk, weepage at the pivot, or corrosion on the lifting pennant and pintles. A keel that will not pivot freely, or shows dried-out bedding at the trunk, is a repair bill waiting to happen and should be priced accordingly.
Availability and Buyer's Takeaway
These boats typically appear in Malta. Before committing, walk through this short list:
- Work the swing keel and check the pivot for free motion
- Inspect the keel trunk bedding for cracks or stains
- Verify the lifting pennant is not corroded
- Confirm the masthead rig and 3/8-inch sheets are present
- Test the solar charging if fitted
Price & volume trends
Monthly asking-price and listing-volume trends for the Gulf Coast 21. The line shows the median ask each month; the bars show how many listings appeared.
Monthly breakdown · 1 row
| Month | Listings | Median ask | Δ vs. last mo. |
|---|---|---|---|
| May 26 | 1 | $8,038 | — |
Where they're listed
Gulf Coast 21 listings appear across 1 country. Malta has the most listings with 1.
Country view
1 listings · 1 country| Country | Median ask | Listings · 12 mo | Active · 90 d | Share |
|---|---|---|---|---|
| Malta | $8,038 | 1 | 0 | 100.0% |
Comparable models
Similar length, displacement, and era. Open a row to compare that model's market page.
Similar boats to compare
2 similar designs| Model | LOA | Median ask | Listings · 12 mo | Active · 90 d |
|---|---|---|---|---|
| Parker Boats 21 | 21' | $ 5,232 | 8 | 1 |
| Gulf Coast 21You are here | — | $ 8,038 | 1 | 0 |