Dumbarton , GB

Alden 39

£ 44,500 VAT Not Applicable

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  • Year 1970
  • Length 38.98 ft | 11.88 m
  • Beam 3 meter
  • Max Draft
  • Engine Volvo   Penta D2

Boat Details

The Alden 39 "Isoletta" is a sloop rigged classic design with a GRP hull. She exhibits all the traditional qualities of yesteryear design with the benefits of some modernity. A recently installed engine, good sails and canvas work give longevity to this classic beauty.

Early viewing is highly recommended.



Hull, Deck and Keel

  • Hull is in white GRP.
  • Deck is in teak (new 2011).
  • Superstructure is in white painted marine ply and varnished wood.
  • Shoal draft keel with a drop plate for deep water cruising.
  • Wheel steering in an aft style cockpit.


  • LOA 11.88m.
  • Draft 1.58m.
  • Beam 3.38m.
  • Displacement 9710Kg.
  • Cruising speed 7kts.
  • Max speed 9kts.

Interior and Accommodation

7 berths in total comprising 1 double berth and 5 single berths with single heads.

Forward cabin has 2 single berths in "V" and ample storage space in various lockers and shelves.  Good natural light is provided by 3 port lights and an opening hatch.

Heads to port between the saloon and forward cabin and features a manual Jabsco toilet wash basin with hot and cold pressurised water and an extendible shower head.  Good storage and natural light via a port light.  Hanging locker to stbd.

Saloon is spacious and well laid out with good natural light and headroom.  To port is a horseshoe settee berth which converts to a double berth and a double leaf folding table, slim single settee berth to stbd with a spacious pilot berth outboard/above.

  • Chesapeake diesel heater (requires service).
  • Parafin lamp.
  • 12v spotlights.

L shaped galley is to port aft in the saloon and features a 2 burner Sunlight Dometic cooker with oven, a Waeco front loading fridge with intergrated freezer box and a stainless steel sink with hot and cold water via a mixer tap.  There is ample storage space in various lockers drawers and shelving.

Navigation Station is to stbd aft in the saloon and a spacious quarter berth lends seating to the good sized chart table.  Ships electrical distribution panel is aft of the nav station. 

Deck Equipment

Wide side decks lead to the spacious foredeck which is all secured by a stainless steel pulpit and stainless steel stanchions with double stainless steel pvc coated guardwires and a full pushpit.

  • Single bow roller.
  • Anchor with chain.
  • 7 mooring cleats with 4 fairleads.
  • Lofrans Tigers 12v 1200 watt anchor windlass with warping drum and foot controls.
  • Genoa sidetracks and cars.
  • 2 hand rails port and stbd.
  • Long safe cockpit with 4 teak laid cockpit lockers providing ample seating and a teak laid cockpit sole.
  • Wheel steering with emergency tiller.
  • Lazarette locker with varnished wood hatch.
  • Dinghy by separate negotiation.


  • 2 x Lewmar 48 2 speed self tailing primary winches.
  • 2 x Lewmar Emsworth 2 speed secondary winches.
  • 2 halyard winches at the mast.
  • 6 winch handles.

Navigation Equipment

  • Icom IC-M421 DSC VHF radio at chart table.
  • Raymarine Autohelm Series ST60 echosounder in cockpit.
  • Raymarine Autohelm Series ST60 Speed/log.
  • Raymarine C70 chart plotter at chart table.
  • Bulkhead compass in cockpit/saloon.
  • McMurdo ICS Nav6 Navtex.

Rig and Sails

Masthead sloop rigged with gold alloy spars by Proctor which is all supported by stainless steel standing rigging.

  • Keel stepped mast.
  • Braid on braid running rigging in good condition.
  • Stack pack.
  • Lazy jacks.
  • Seafurl furling system for the headsail.
  • Main sail.
  • Genoa.
  • Spinnaker.

Machinery and Propulsion

Powered by a Penta D2 75hp inboard 4 cylinder marine diesel engine with shaft drive.

  • Engine new in 2013 and only 75 hours since.
  • Bow thruster with independent battery.
  • Morse throttle control.

Electrical Systems

12v ships electrical system is powered by 2 batteries and the engine alternator charges the batteries.

  • 12v engine start battery.
  • 12v 120ah domestic battery.
  • 12v bow thruster battery.
  • 240v shore power with cable.
  • Battery charger.
  • Invertor for 240v power.
  • BM-1 battery monitor.


  • Sprayhood.

Audio visual

  • Takara TV with built in DVD player.
  • Sharp Stereo/tape player.
  • Booster Sound CD player with internal speakers.

Safety Equipment

  • Liferaft (new 2015).
  • Various flares (2 months old).
  • Electric automatic bilge pump.
  • 2 manual bilge pumps.
  • 2 fire blankets.
  • 2 dry powder fire extinguishers.
  • Horseshoe.
  • Navigation lights, port & stbd on bow, steaming light and anchor light.
  • Coastal flare pack - 2 red hand flares, 2 orange hand smokes & 2 red parachute rockets (all new).

Systems and Tankage

  • 60Ltr stainless steel fuel tank.
  • 135Ltr stainess steel water tank.
  • Calorifer for hot water.

Manufacturer and Design Information

Designed by John Alden and built by Christopher Wade in 1970.

Owner's Comments

I bought Isoletta in Portugal in ...... after seeing her beautiful lines and falling for her almost immediately.  I am selling her reluctantly as I am just too busy to get any time sailing her.

MS&P Disclaimer

The Company offers the details of this vessel in good faith but cannot guarantee or warrant the accuracy of this information nor warrant the condition of the vessel. A buyer should instruct his agents, or his surveyors, to investigate such details as the buyer desires validated. This vessel is offered subject to prior sale, price change, or withdrawal without notice.

General note on safety equipment: Any safety equipment such as life rafts, Epirbs, fire extinguishers and flares etc. are usually personal to the current owner(s) and if being left on-board as part of the sale of a used vessel may require routine servicing, replacement, or changing to meet a new owner’s specific needs.

Please Note:

Whilst we make best effort to obtain documentation from Vendors it is advisable to check what is available before travelling to view or making an offer.

Contact us

To get in touch either call one of our offices on the numbers below or send us a message by filling in the form and we will get back to you.
02380 455714
01475 529975
01436 821606
+34 657 192 411