About Tree House
LEGO 21318 Tree House is part of the LEGO Ideas theme, contains 3,036 pieces, includes 4 minifigures. Its original US MSRP was $249.99. 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 Tree House.
Tree House: 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 21318 Tree House worth today?
- BrickPicker currently values a sealed Tree House at $199.95, based on 22 eBay sales over the last 30 days. That is 20% below its original $249.99 US retail price. The full price history is on this page.
- Is LEGO 21318 Tree House a good investment?
- Despite being retired, sealed copies currently trade around $199.95, below the original $249.99 retail price, so the aftermarket has not rewarded this set so far. 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 21318 Tree House retired?
- Yes. Tree House retired in February 2025. Once retired, sets are only available on the aftermarket, which BrickPicker tracks through eBay sold prices and BrickLink listings.
- How good is LEGO 21318 Tree House according to reviews?
- Tree House holds a BrickScore of 87 (Highly Recommended), the consensus of 3 expert reviews from 3 sources. Owners rate it 4.8/5 across 4,727 buyer ratings. Read the full review analysis →
