Seascape 18 Buyer's Guide
Shopping a used Seascape 18 means looking at a 5.50 m Slovenian-built trailerable that began as the shipyard's first production model in 2008 and ran through 2018. Drawn by Sam Manuard, it is a ballasted-centerboard sports boat with a carbon rig rather than a gentle old-style daysailer, so the buyer is really acquiring a lightweight planing machine with basic overnight shelter.
Layouts on the Used Market
The cockpit dominates the boat, with few obstructions and the natural seating position on the coaming where hiking straps are fitted. Below, the fore cabin holds a pair of full-length bunks for tall people and can be sealed under sail with a neoprene cover instead of the hatch. The cockpit sole foot-chocks pull out to leave a wide flat sleeping area under a tent, enough for the occasional beach overnight, but there are no other traces of luxury and the outboard must be lashed around the cabin compression post. A swing keel rather than a daggerboard gives 0.15 m draught raised and about 1.3 m down per one source, with another citing 1.5 m down, and the rudder blades lift for easy trailering.
Equipment and Common Upgrades
Used boats often carry the downwind inventory the design was built around: a gennaker, asymmetric spinnaker, spinnaker, or code zero are frequently found, since the on-deck bowsprit with its fabric chute hoop was meant for exactly this sailing. A short-handed setup appears less often and is typically an owner upgrade rather than standard. Buyers should note the standard pentex working sails, furling headsail for cruising, and Ronstan hardware; the carbon bowsprit and reefing system are part of the boat's identity and worth confirming intact.
What to Inspect
The swing keel is a fully-profiled iron casting of 125 kg that swings up inside the hull, so check the trunk and pivot for wear or corrosion from repeated cycling. The twin rudders lift vertically in their stocks and provide the boat's grip; confirm the blades and stocks are sound and that the lifting mechanism is free. Because buoyancy is built in and the boat is self-draining and self-righting, verify the built-in buoyancy and self-draining details are intact and that no previous flooding has compromised the compartments. The whole bowsprit system sits on deck to keep water out of the cabin, so inspect the deck mounting and fabric chute hoop for damage.
Availability and Buyer's Takeaway
These boats turn up across the United States, Germany, Croatia, Switzerland, the United Kingdom, and Denmark. For a buyer, the short list is: confirm the carbon rig and spreaderless mast are uncracked and easy to step; check the iron centreplate trunk for corrosion; verify the twin lifting rudders move freely; inspect the on-deck bowsprit and chute for UV or impact damage; and assess whether the downwind sail inventory is present. A sound Seascape 18 is a spirited, easily trailered racer-camper with real sports-boat performance.
Price & volume trends
Monthly asking-price and listing-volume trends for the Seascape 18. The line shows the median ask each month; the bars show how many listings appeared.
Monthly breakdown · 11 rows
| Month | Listings | Median ask | Δ vs. last mo. |
|---|---|---|---|
| Jul 25 | 2 | $35,000 | — |
| Sep 25 | 4 | $20,945 | -40.2% |
| Oct 25 | 1 | $19,814 | -5.4% |
| Nov 25 | 1 | $27,682 | +39.7% |
| Jan 26 | 3 | $20,980 | -24.2% |
| Feb 26 | 1 | $26,691 | +27.2% |
| Apr 26 | 3 | $16,995 | -36.3% |
| May 26 | 2 | $27,915 | +64.3% |
| Jun 26 | 1 | $19,465 | -30.3% |
| Jul 26 | 1 | $13,597 | -30.1% |
| Aug 26 | 1 | $35,000 | +157.4% |
Where they're listed
Seascape 18 listings appear across 9 countries. Germany has the most listings with 4 (22.2%), followed by Croatia and United States.
Country view
18 listings · 9 countries| Country | Median ask | Listings · 12 mo | Active · 90 d | Share |
|---|---|---|---|---|
| Germany | $23,603 | 4 | 0 | 22.2% |
| Croatia | $19,814 | 3 | 0 | 16.7% |
| United States | $35,000 | 3 | 1 | 16.7% |
| Switzerland | $21,116 | 2 | 0 | 11.1% |
| United Kingdom | $16,962 | 2 | 1 | 11.1% |
| Austria | $19,465 | 1 | 1 | 5.6% |
| Denmark | $16,995 | 1 | 0 | 5.6% |
| Portugal | $20,980 | 1 | 0 | 5.6% |
| Slovenia | $26,691 | 1 | 0 | 5.6% |
Comparable models
Similar length, displacement, and era. Open a row to compare that model's market page.
Similar boats to compare
3 similar designs| Model | LOA | Median ask | Listings · 12 mo | Active · 90 d |
|---|---|---|---|---|
| Beneteau First 18 SE | 18.21' | $ 32,000 | 21 | 2 |
| Seascape 18You are here | — | $ 21,271 | 18 | 3 |
| Swift Craft 18 | 18' | $ 3,788 | 11 | 5 |