LEGO Ultimate Designer Kit 66642-1
LEGO Ultimate Designer Kit (66642-1) is worth about $39 on the secondary market today. It has 388 pieces, belongs to the Dots theme and was released in 2020. This set has retired — LEGO no longer produces it, so supply is fixed and prices are set entirely by the resale market.
- Set number
- 66642-1
- Theme
- Dots
- Subtheme
- Product Collection
- Year
- 2020
- Pieces
- 388
- Minifigures
- 0
- Market value
- $39
- Released
- 2020
- Retirement
- Retired in 2020
Ultimate Designer Kit value by year
From $37 in 2020 to $42 in 2026 so far: +13%. Its highest year was 2023, at $43.
| Year | Value | Change |
|---|---|---|
| 2026 (so far) | $42 | −0.6% |
| 2025 | $42 | +5.6% |
| 2024 | $40 | −7.8% |
| 2023 | $43 | +8.4% |
| 2022 | $40 | +2.2% |
| 2021 | $39 | +5.3% |
| 2020 | $37 | — |
Median of each year's market prices, sealed, in US dollars.
Frequently asked questions
How much is LEGO Ultimate Designer Kit (66642-1) worth?
LEGO Ultimate Designer Kit is worth approximately $39 on the secondary market today, based on current listings and completed sales. BrickStats updates this value daily.
Is LEGO Ultimate Designer Kit retired?
Yes — Ultimate Designer Kit (66642-1) has been retired by LEGO and is no longer in production. Retired sets have fixed supply, which is why their prices are driven purely by the resale market.
Why is LEGO Ultimate Designer Kit so expensive?
Ultimate Designer Kit was released in 2020 and has since retired. Once LEGO stops producing a set, the only supply is what is already in circulation, so sealed copies in good condition compete for a shrinking pool of stock. That scarcity, not the parts, is what moves the price.