About Big Royal Castle
LEGO 10577 Big Royal Castle is part of the LEGO Duplo theme, contains 135 pieces, includes 4 minifigures. Its original US MSRP was $59.99. BrickPicker tracks live retailer pricing across Amazon, Walmart, Target and LEGO.com, eBay sold history, BrickLink part-out value, retirement forecasts and an investment score for Big Royal Castle.
Big Royal Castle: your questions, our data
Answered live from BrickPicker’s market tracking, review analysis and retirement model — these update as the data does.
- What is LEGO 10577 Big Royal Castle worth today?
- BrickPicker currently values a sealed Big Royal Castle at $105.38, based on 2 eBay sales over the last 365 days. That is 76% above its original $59.99 US retail price. The full price history is on this page.
- Is LEGO 10577 Big Royal Castle a good investment?
- Since retiring, it has appreciated about 76% over its $59.99 retail price, with sealed copies now trading around $105.38. BrickPicker subscribers get the full Max Profit analysis for this set, which weighs eBay sold trends, retirement timing, liquidity and reviewer sentiment into one verdict.
- Is LEGO 10577 Big Royal Castle retired?
- Yes. Big Royal Castle retired in January 2016. Once retired, sets are only available on the aftermarket, which BrickPicker tracks through eBay sold prices and BrickLink listings.
