How much is LEGO Welcome to the Hidden Side worth?

Set 70427-1 · 189 pieces

$34.99

new / sealed

$22.19

used

+75%

vs $19.99 RRP

$0.19

per piece

LEGO Welcome to the Hidden Side (70427-1) is worth about $34.99 new (or $22.19 used) at current secondary-market prices, up 75% from its $19.99 retail price.

Value history

Value historytracking since Jul 28, 2026

Currently $34.99 new. We just started tracking this set’s value. The chart fills in as prices are re-checked over the coming weeks.

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Blended secondary-market estimates. Not an appraisal or an offer to buy. Compare with another set → · Value your whole collection → · Most valuable sets →