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Lowest price: - Retailers: 0

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Retailer prices for 21129 are sorted by the latest lowest price.

Retailer prices
No retailer prices are available for this LEGO set yet.

Price history 21129

Full price history at a glance.

We check Dutch retailers every day. This graph shows the full daily-low price series we have for this set.

Lowest yet
€85,00
11 Feb 2026 · Bol.com
Peak price
€89,99
15 Dec 2025 · Bol.com
Average
€89,68
349% above RRP
RRP
€19,99
reference price

Daily lowest price tracked across 1 Dutch retailers. The dotted line marks LEGO's recommended retail price.

Source: daily measurement at 1 Dutch retailers, 15 Dec 2025 – 14 Feb 2026. RRP via LEGO.com.

Last 12 price points for LEGO 21129 The Mushroom Island
Date Price Retailer Stock
€85,00 Bol.com In stock
€85,00 Bol.com In stock
€89,99 Bol.com In stock
€89,99 Bol.com In stock
€89,99 Bol.com In stock
€89,99 Bol.com In stock
€89,99 Bol.com In stock
€89,99 Bol.com In stock
€89,99 Bol.com In stock
€89,99 Bol.com In stock
€89,99 Bol.com In stock
€89,99 Bol.com In stock
- BricksDeal Forecast Beta

Price will likely move slightly.

Calibrated forecast based on historical pricing, seasonal patterns and retailer behavior. Tuned conservatively: rather cautious than optimistic.

Drop likelihood Next 60 days
50%
Medium · ±6%

Signal is mixed. Small movements are more likely than a big drop.

Expected low - within 60 days
Vs. today - -
Buy now anyway

Projected price path

Actual price Predicted path 80% interval
60-day window Model v1 · 32 historic points
Price position +++
Still has room
We compare current price against RRP and lowest tracked price.
Retailer pressure ++
0 retailers compared
More retailers usually means more competition on the lowest price.
Stock +
0 in stock
Availability lowers the chance of a scarcity premium.
History base
32 points
The v1 migration uses this as a transparent baseline.
Based on 32 price points · 0 retailers · transparent baseline How this model works

About this set

What to know about LEGO 21129 before you buy.

Set sail on a new Minecraft™ adventure to discover The Mushroom Island, mine vital supplies, grow crops, and nurture the mooshroom and her baby. Enjoy hands-on Minecraft adventures featuring your favorite characters and objects with this easy-to-reconfigure, modular LEGO® Minecraft set, complete with explosion function—designed for young fans of the highly successful sandbox video game. Includes an Alex minifigure and a Creeper™. Includes an Alex minifigure, plus a mooshroom, baby mooshroom, and a Creeper™. Features a Minecraft™ Mushroom Island with a huge red mushroom, huge brown mushroom, buildable boat, and crafting table, and an animal pen with exploding fence function. Activate the exploding Creeper™ function to blast open the animal pen. Accessory elements include Alex’s pickaxe and a compass. Easy-to-reconfigure modular design with three alternative model configurations. Let your imagination run wild—rebuild the set for more LEGO® Minecraft™ creations! This set includes over 240 pieces and offers an age-appropriate build and play experience for ages 8+. Measures over 4” (11cm) high, 7” (20cm) wide, and 7” (19cm) deep.

Frequently asked questions

Quick answers about price, stock and set data.

What is the lowest price for The Mushroom Island?
There is no current price available right now.
Has LEGO 21129 ever been cheaper?
The lowest historical price was €85,00 on 11 Feb 2026 at Bol.com.
How many pieces does LEGO 21129 have?
This set has 247 pieces.
What year is this set from?
LEGO 21129 was released in 2017.
What is the RRP for LEGO 21129?
LEGO's recommended retail price is €19,99.
What is the recommended age for LEGO 21129?
LEGO recommends ages 8+ for this set.
Is LEGO 21129 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.