Network Yacht Brokers

Hallberg Rassy Monsun 31 Boat for Sale

£21,000 |
  • Manufacturer: Hallberg Rassy
  • Price: £21,000
    VAT has not been paid on this boat
  • Location: Dartmouth
  • Year: 1974
  • LOA: 30'9" (9.36m)
  • Beam: 9' 5'' (2.87m)
  • Berths: 6
  • Draft: 1.4
  • Keel: Long keel
  • ID no.: 17F8433566
  • Cabins: 2
  • Heating: no
  • Heads: 1
  • Watertank Size: 140 Litres
  • Engine Make: Volvo Penta
  • Horsepower: 14hp
  • Drive Type: Direct
  • Fuel Type: Diesel
  • Fuel Tank Size: 40 Litres

Broker Remarks

For sale Hallberg-Rassy Monsun 31. Launched in 1974 Astrid is a no nonsense offshore cruiser built using only the best materials. These rugged craft have stood the test of time that has never been modern but will never go out of fashion!  A total of 904 hulls of the Monsun were built between 1974 and 1982. That means the Monsun is the best seller of all time by Hallberg-Rassy with no less than 904 yachts delivered all around the world. Easily sailed by a couple, or single handed, these proper offshore yachts have that indefinable go-anywhere performance that inspires confidence in all weathers. VAT understood to have been paid but not evidenced.



  • L Shaped Seating port Side to convert into Double Berth
  • Quarter Berth Starboard Sid
  • Chart Table
  • Bench Seating to Starboard Side to convert into Spacious Single Berth
  • Hanging Wardrobe : Starboard Side
  • Storage
  • Coach roof windows


  • Sea water rinse to galley sink
  • Stainless steel sink
  • 3 burner gas hob/ oven
  • Fridge

Forward cabin

  • Concertina Door to Double V Berth
  • New Matress 2017
  • Storage space


  • Head (Sealock RM69) Port Side
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.

Mechanical and Rigging


  • Volvo Penta 2003 (Cylinder head fully re-conditioned 2017)
  • 14 hp
  • Direct Drive
  • 3 blade fixed propeller 2021
  • New cutlas bearing and housing 2021
  • Stern gland packed 2019
  • New throttle control cables 2021
  • New starter motor 2019
  • Refurbished heat exchanger 2019
  • Cruising Speed 5.5 
  • Top Speed 6.5
  • Fuel economy - 1.8l/hr at 5.5 knots
  • Engine Serviced October 2021


  • Batteries 2 x 110Ah Leisure 7 1x 55Ah Engine starting
  • Hot water calorifier Engine heated and 230V
  • 230V shore power, incl. battery charger 


  • Fuel tank 40 litres
  • Water tank 140 litres

Sails and Rigging

  • Selden Mast, Boom and Spinnaker Pole
  • Furlex 100S Genoa furling system
  • New standing rigging 2018
  • 140% Genoa Washed and Serviced 2022 and new UV strip in 2019
  • Mainsail Washed and Serviced and had new full-length batons in 2022
  • Spinnaker
  • Mainsail Cover
  • Genoa cover
  • Storm jib


Deck equipment 

  • New mahogany tiller
  • Teak deck and teak in cockpit
  • Teak on cockpit coamings
  • 2 Andersen 40CST genoa winches, self-tailing 2 speed serviced 2019
  • 2 Andersen 12CST Spinnaker winches, self-tailing serviced 2019
  • 2 halyard winches at mast
  • Halyard mainsail winch replaced 2022
  • 40 m / 8 mm chain and 10 kg Bruce anchor
  • Spare 10Kg Bruce anchor (Stainless Steel)
  • Deck light
  • Sprayhood
  • Cockpit Tent
  • Cockpit table
  • Fenders and warps
  • Stainless steel bow boarding ladder

Navigation Equipment

  • Switchboard at navigation table
  • VHF Radio with DSC
  • Garmin GPS chart Plotter
  • Handheld GPS (connected to VHF)
  • Auto helm Speed and depth
  • Autopilot - Raymarine ST2000
  • Deck Level Navigation Lights

General equipment

  • FM stereo/CD radio
  • Cockpit speakers
  • Life raft - not serviced
  • Bilge Pump (manual and automatic)


Contact NYB Dartmouth

Disclaimer : EQ Marine Ltd t/a Network Yacht Brokers Dartmouth offers the details of this vessel for sale but cannot guarantee or warrant the accuracy of the information contained in the specification or warrant the condition of the vessel or equipment. A buyer should instruct his agents, or surveyors, to investigate such details as the buyer desires validated. This vessel is offered for sale subject to no prior sale, price change, or withdrawal without notice.