Knight's Stronghold (6059-1) is a LEGO Castle set released in 1990, currently averaging $87.21 used on BrickLink. It comes with 4 minifigures worth a combined $32.69. The set has retired from retail, so secondary market is the only option. The full parts inventory runs 78 pieces.
The minifigures account for about 37% of the set's value ($32.69 out of $87.21). The remaining value is in the parts and the set as a complete package. Selling complete will likely net more than parting out unless you have specific demand for the individual figures.
Knight's Stronghold sells for an average of $87.21 used and $627.79 new/sealed on BrickLink based on 6 months of completed sales. As a retired set, prices tend to hold steady or appreciate over time, especially for complete sets with original packaging. Actual prices vary with completeness. Missing minifigures or key parts will lower the value.
This set includes 4 minifigures: Scale Mail - Red with Red Arms, Red Legs with Black Hips, Black Chin-Guard ($4.76), Scale Mail - Red with Red Arms, Red Legs with Black Hips, Black Neck-Protector ($4.82), Breastplate - Armor over Black, Black Helmet, Dark Gray Visor, Blue 3-Feather Plume ($13.32), Breastplate - Blue with Black Arms, Blue Legs with Black Hips, Black Chin-Guard ($4.97). The minifigures have a combined BrickLink value of $32.69. Each figure is linked above with individual pricing if you're looking to buy or sell specific characters.
The minifigures make up about 37% of the set value ($32.69 out of $87.21). Most of the value is in the complete set package, so selling it whole is likely the better move unless you have buyers lined up for specific figures.
Yes, Knight's Stronghold was released in 1990 and has been retired from retail for several years. Retired LEGO sets are only available on the secondary market through BrickLink, eBay, or other resale platforms.
Use the parts list on this page to check every piece and all 4 minifigures. For the minifigures specifically, you can use the brick'em scanner to identify each figure from a photo and confirm it matches what should be in this set. Missing pieces can be individually sourced on BrickLink.
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