How much is LEGO Tree House worth?
Set 21318-1 · 3,037 pieces
$205.00
new / sealed
$145.02
used
-18%
vs $249.99 RRP
$0.07
per piece
LEGO Tree House (21318-1) is worth about $205.00 new (or $145.02 used) at current secondary-market prices, currently 18% below its $249.99 retail price.
Value history
Value historytracking since Jul 29, 2026
Currently $205.00 new. We just started tracking this set’s value. The chart fills in as prices are re-checked over the coming weeks.
Track this set’s value
Add it to your collection and we’ll keep its value up to date, free.
Track it free → See offers & detailsBlended secondary-market estimates. Not an appraisal or an offer to buy. Compare with another set → · Value your whole collection → · Most valuable sets →