LEGO Tropical Aquarium (10366-1)
The Tropical Aquarium (10366-1) is a LEGO Icons set that was released in November 2025 and is due to retire on July 2027.
This LEGO set has 4,154 pieces and had a RRP of $479.99 (£399.99 / 449.99€) which equates to a price per piece of 0.12c (0.10p / 0.11€). It has gone down in value by -5.7% and now has a value of $452.39 based on average sale price over the last 6 months.
Price over time
View price history table
| Month | Avg Price | Sales |
|---|---|---|
| Nov 25 | $602.12 | 2 |
| Dec 25 | $616.16 | 1 |
| Jan 26 | $612.65 | 2 |
| Feb 26 | $593.34 | 8 |
Minifigures
This set contains 0 minifigures.
Monthly sales
We have recorded 13 sales of the Tropical Aquarium set since Nov 25. The chart below shows the number of recorded sales per month, which can help indicate the popularity and availability of this set on the secondary market.
My collection
Set details
Name: Tropical Aquarium
Theme: Icons
Set number: 10366-1
Status: Active
Pieces: 4,154
Minifigures: 0
Nov 16, 2025
Nov 16, 2025
Nov 16, 2025
Nov 16, 2025
Jul 31, 2027 (est.)
Jul 31, 2027 (est.)
Jul 31, 2027 (est.)
Jul 31, 2027 (est.)
Shelf life: 5 months
$479.99
£399.99
449.99€
0.116c
0.096p
0.108€
Set value
Confidence: Medium
Current value: $452.39
Increase from RRP: -5.7%
Set rating
This set has been given an average rating of 9.0 / 10 based on 1 rating. Below is a breakdown of the votes.
ROI Prediction
We estimate that 2 years after retirement the value of this set will have increased by 32.59%.
However it could be as low as 6.98% or as high as 56.92%
Set colors
The Tropical Aquarium has 4154 pieces and is ranked 41 on the list of biggest LEGO sets ever made.
Stats
Frequently Asked Questions
How much is the LEGO Tropical Aquarium (10366-1) worth?
The LEGO Tropical Aquarium is currently worth $452.39 based on the average sale price over the last 6 months. The original retail price was $479.99.
How many pieces are in the LEGO Tropical Aquarium?
The LEGO Tropical Aquarium (10366-1) contains 4,154 pieces, making it the 41st biggest LEGO set ever made.
Is the LEGO Tropical Aquarium still available?
Yes, the LEGO Tropical Aquarium is currently still active and available for purchase. The retail price is $479.99.
When was the LEGO Tropical Aquarium released?
The LEGO Tropical Aquarium (10366-1) was released in November 2025 as part of the Icons theme.
Price data last updated: Feb 26
