1987 Ocean Alexander 420Sold
$125,000
Boat in Olympia, WA 98501 US
420
2 Engines (2x Detroit)
42 feet
Diesel
Fiberglass/Reinforced
Don't miss this rare opportunity to buy a boathouse kept 420 Ocean Alexander!
This 420 Ocean Alexander is being offered by the current owner who purchased it back in 1999.The overall condition is very good thanks to being boathouse kept and routine maintenance
Some of her highlights include;
- Bow Thruster
- 10' AB Hard bottom inflatable w/2010 Yamaha 15hp 4-stroke outboard on a Weaver Leaver electric davit system
- SeaKing Satellite TV system (uses Direct TV)
- Updated (3 years ago) Radar, Chart Plotter and AIS Icom VHF.
- Laptop w/Nobeltec navigation software
- Upgraded batteries and charger
- 8kw Westerbeke genset with approx 200 hours put on since being rebuilt
Boat is shown by appointment only.
Original owners kept the boat in a boathouse in Portland (Columbia River Yacht Club).
Sellers purchased in 1999. Boat has been boathouse kept ever since at the Olympia Yacht Club.
When purchased by Seller, engines had 1000 hours of use.
Supplemental coolant tanks and temporary sensors were added.
All hoses were replaced
New aluminum risers were installed. All installed in 2018.
Installed bow thruster (at approximately$14,000 cost) in 2005 (see No. 4 above).
Air breather added to turbo system.
Battery, charging and electronics all upgraded from original.
Also added rudder angle indicator and more sensitive engine overheat sensors.
Engines have never run at temperature higher than 150 degrees Fahrenheit.
Owner states at hull speed (approx. 8 knots), both engines together consume +/- 5 gallons of fuel. This
is at approximately 1500 rpms. Boat is capable of 15+ knots at approximately 2600 rpms. This is at slack
current.
3-year old “high-end” ICOM VHF, Model IC-M 506 with many functions including AIS
3-year old Garmin Model 730 combo radar and chart plotter with depth sounder.
Boat still retains its older Garmin chart plotter and stand-alone Garmin depth sounder
Additionally, a separate Nobeltec/navigation system supported by laptop computer with Nobeltec
software.
The house bank is 4 - 145 Trojan 6-volt batteries. They are controlled by a Magnum
inverter/charger with an external monitoring system.
The genset and engines each have their own
batteries, charged by an independent battery charger.
Gen Set: 8 kw Westerbeke. Shows 3100 hours. Was rebuilt at 2900 hours in 2005.
Most recently serviced August 2025.
Main engines and genset oil and filters changed annually in fall as well as fuel filters. Primary Racor fuel filters
and turbo air filters, changed as needed.
Hull is cleaned and zincs replaced by diver semi annually.
Transmission oil kept “topped off” as needed and changed every 18 months. Biodorf always added to fuel as
well as additive to increase lubrication.
Tender: 10’ AB Inflatable with fiberglass bottom. Has steering station with seating and controls.
15 hp Yamaha outboard-2 stroke. Outboard purchased new in 2010.
Weaver-Leaver Swim step dinghy attachment system with electric raising and lowering
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.
Price History
| Date | Event | Price |
|---|---|---|
| 8/22/25 | No change | $139,000 |
| 8/21/25 | Price decreased | $125,000(-10.1%) |
1987 Ocean Alexander 420 Video Tours
Overview from around the web 1987 Ocean Alexander 420
Customers praise the 1987 Ocean Alexander 420 for its classic design and solid craftsmanship
Many highlight its spacious and comfortable interior, making it ideal for extended cruising. The boat’s sturdy build and reliable performance are often noted, along with its timeless style that appeals to enthusiasts of vintage yachts. Owners appreciate the ample deck space and functional layout, which provide both practicality and enjoyment on the water. Some mention that with proper maintenance, the Ocean Alexander 420 remains a dependable and elegant vessel for both leisure and adventure.
The Biggest Pros and Cons
The 1987 Ocean Alexander 420 is a classic motor yacht known for its solid construction and timeless design. Here are some pros and cons to consider:
Pros
Sturdy Build: Ocean Alexander yachts are renowned for their robust fiberglass construction, offering durability and longevity.
Spacious Layout: The 420 model provides ample living space with comfortable accommodations, including multiple cabins and a sizable salon.
Classic Styling: The 1987 design features elegant, traditional lines that appeal to enthusiasts of classic yachts.
Good Seaworthiness: Designed for offshore cruising, the vessel handles well in various sea conditions.
Quality Craftsmanship: Attention to detail and quality materials were used throughout, reflecting the brand's reputation.
Cons
Older Systems: Being a 1987 model, onboard systems such as electronics, plumbing, and HVAC may be outdated and require upgrades or maintenance.
Fuel Efficiency: Larger displacement and older engine technology can result in higher fuel consumption compared to modern yachts.
Maintenance Intensive: Older vessels often need more frequent upkeep, including hull, engine, and interior maintenance.
Limited Modern Amenities: The yacht may lack some contemporary conveniences and design features found in newer models.
Availability of Parts: Finding replacement parts for original equipment may be challenging due to the boat's age.
Made For
The 1987 Ocean Alexander 420 is ideal for boating enthusiasts seeking a classic, well-crafted yacht that combines timeless design with reliable performance. It suits those who appreciate spacious accommodations for comfortable cruising, whether for family outings, extended weekend getaways, or coastal adventures. This vessel is perfect for owners who value quality craftsmanship, solid construction, and a vessel capable of handling both leisurely cruises and more spirited voyages on the water.
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Meet the Broker

Address
Boat Location
Contact NW Yachtnet - Olympia about 1987 Ocean Alexander 420
700 Marine Drive NE, Suite 105, Olympia, WA, 98501
Contact NW Yachtnet - Olympia
700 Marine Drive NE, Suite 105, Olympia, WA, 98501








































































