- This collectible building set lets kids construct a fun LEGO® BrickHeadz™ model of one of the most recognizable characters from the horror genre: Frankenstein’s monster.
- A great gift for fans of LEGO® bricks and fun monsters, this building set provides an age-appropriate build-and-play experience for kids aged 10 and up.
- Combine with other LEGO® BrickHeadz™ models to create an impressive collection.
- Standing over 3” (9cm) tall, this 108-piece buildable toy delivers monster fun for kids at any time of the year.
The Lego set Frankenstein with the set number 40422 is part of the LEGO BrickHeadz theme and is recommended for ages 10+. It was released in September 2020. The model has 108 pieces, and we estimate it takes around < 1 hour to build. It was designed by Nina Koopmann.757 Brickfact users have this set in their collection.
The set weighs about 0.138 kg. The box measures 3.6 x 4.8 x 3.1 in (9.1 x 12.2 x 7.8 cm). The recommended retail price is £9.99.
The Part-Out-Value (POV) is the sum of the average prices paid on bricklink.com for all parts of this set. It is about £7.92.
Lego 40422 product data
Set Information
Availability
Release
09/2020
Retiring Status
Retired (12/2021)
Price Information
RRP
£9.99
Insiders Points (for purchase at Lego)
80
Part Out Value
£7.92
i
Packaging
Weight
0.138 kg
Packaging dimensions
3.6 x 4.8 x 3.1 in
EAN (GTIN13)
5702016720242
Popularity with Brickfact users
- users have this set
- 757
- buyers in the last 12 months
- 27
757 Brickfact users have Frankenstein in their collection. 27 users bought it in the last 12 months.
Based on anonymized Brickfact user collections; shown only for sets with at least 10 users. As of 4 November 2026.
Lego 40422 price trend
Average sale price on secondary marketplaces – not the new price at retailers.
- Current market value
- £9.60
- Growth vs. RRP
- −3.9 % £9.99
- Range
- £8.37 – £9.64
- Average
- £8.94
Loading price history…
Lego 40422 price history: how has the price changed?
Brickfact has been recording retailer prices since 20/10/2026. Best price so far: £30.98 (15 days ago).
- Current best price
- £30.98 +210% vs. RRP
- Best price since 20/10/2026
- £30.98 +210% vs. RRP · 15 days ago
Daily lowest prices at the tracked shops, including shipping. Gaps indicate days with no recorded price. The table lists each shop’s lowest price.
Lowest price per retailer (since 20/10/2026)
| Retailer | Current | Lowest price | Date |
|---|---|---|---|
| Hadley Bricks | – | £30.98 | 03/11/26 |
Lowest price per day that Brickfact recorded at the retailers in the price comparison, including shipping where known – as in the comparison above. Amazon offers are not included in the price history.
Official Set Description for LEGO 40422 Frankenstein
LEGO® BrickHeadz™ Frankenstein (40422) is a fun recreation of the famous fictional character. As part of the LEGO BrickHeadz collection, the figure comes with its own character ID and a sturdy baseplate for easy display, either individually or alongside other BrickHeadz models. Great gift for kids, BrickHeadz collectors and any Frankenstein fan!
Building Instruction for LEGO 40422 Frankenstein
Part Lists for LEGO 40422 Frankenstein
LEGO 40422 Frequently Asked Questions
Is LEGO 40422 still available?
LEGO has retired 40422 Frankenstein, and no retailer in our price comparison currently sells it new. Its market value on secondary marketplaces is £9.60.
When was LEGO 40422 cheapest?
Since tracking began on 20/10/2026, the lowest shop price recorded by Brickfact for LEGO 40422 was £30.98 on 20/10/2026 at Hadley Bricks, including shipping. Amazon prices are not included.
