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Retailer prices for 40021 are sorted by the lowest delivered price when shipping is known.
Retailer pricesPrices tracked across 9 retailers, updated twice a day.
No retailer prices are available for this LEGO set yet.
Full price history at a glance.
Lowest yet
€17.95
15 Dec 2025 · Bol.com
Peak price
€17.95
15 Dec 2025 · Bol.com
Average
€17.95
reference price
RRP
-
reference price
Daily lowest price tracked across 1 retailer in Belgium. The dotted line marks LEGO's recommended retail price.
Source: daily measurement at 1 retailer in Belgium, 15 Dec 2025 – 9 Feb 2026. RRP via LEGO.com.
| Date | Price | Retailer | Stock |
|---|---|---|---|
| €17.95 | Bol.com | In stock | |
| €17.95 | Bol.com | In stock | |
| €17.95 | Bol.com | In stock | |
| €17.95 | Bol.com | In stock | |
| €17.95 | Bol.com | In stock | |
| €17.95 | Bol.com | In stock | |
| €17.95 | Bol.com | In stock | |
| €17.95 | Bol.com | In stock | |
| €17.95 | Bol.com | In stock | |
| €17.95 | Bol.com | In stock | |
| €17.95 | Bol.com | In stock | |
| €17.95 | Bol.com | In stock |
About this set
Pieces
54
Age
6+
Explore more
Dive deeper into this set.
All about this set
Build a spooky, crawly Halloween!
Reference
Set details
Set number
40021
Theme
Seasonal
Subtheme
Halloween
Year
2011
Pieces
54
Age
6+
Parts inventory
54
pieces
Distinctive parts
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Plate Special 2 x 2 with Bar Frame Octagonal Part ID 30033
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Tile Round 2 x 2 with Bottom Cross Part ID 4150
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Dish 4 x 4 Inverted [Radar] Part ID 3960
Building instructions
Spiders Set instruction manual
Related sets Seasonal.
Other sets from the same theme for price comparison.
Frequently asked questions
All about the Spiders Set.
What is the lowest price for Spiders Set?
There is no current price available right now.
Has LEGO 40021 ever been cheaper?
The lowest historical price was €17.95 on 15 Dec 2025 at Bol.com.
How many pieces does LEGO 40021 have?
This set has 54 pieces.
What year is this set from?
LEGO 40021 was released in 2011.
What is the RRP for LEGO 40021?
The recommended retail price is not known yet.
What is the recommended age for LEGO 40021?
LEGO recommends ages 6+ for this set.
Is LEGO 40021 still available?
This set is not in stock at any of the retailers we track right now. Set a price alert to hear when it returns.
Which retailers do you compare?
When retailers offer this set, prices will appear here.
How often do you update prices?
We check prices multiple times per day at every tracked retailer and publish the most recent value on this page.