LEGO Ninjago: Build your own Adventure parts 11909-1
LEGO Ninjago: Build your own Adventure parts (11909-1) is estimated at about $19 sealed as of Sep 2026. Retired · 74 pieces · 2015 Ninjago.
- Set number
- 11909-1
- Theme
- Ninjago
- Subtheme
- Book Parts
- Year
- 2015
- Pieces
- 74
- Minifigures
- 1
- Market value
- $19 (Estimate, Sep 2026)
- Used value
- $8
- Retirement
- Retired
Minifigures in LEGO Ninjago: Build your own Adventure parts
Ninjago: Build your own Adventure parts value by year
From $14 in 2021 to $19 (Estimate, Sep 2026): +30%. Its highest year was 2026, at $20.
| Year | Value | Change |
|---|---|---|
| Estimate, Sep 2026 | $19 | +5.2% |
| 2026 (so far) | $20 | +9.6% |
| 2025 | $18 | +44.3% |
| 2024 | $12 | −22.3% |
| 2023 | $16 | +13.2% |
| 2022 | $14 | −2.4% |
| 2021 | $14 | — |
Median of each year's market prices, sealed, in US dollars.
Frequently asked questions
How much is LEGO Ninjago: Build your own Adventure parts (11909-1) worth?
LEGO Ninjago: Build your own Adventure parts is worth approximately $19 on the secondary market today, based on current listings and completed sales. BrickStats updates this value daily.
Is LEGO Ninjago: Build your own Adventure parts retired?
Yes — Ninjago: Build your own Adventure parts (11909-1) 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 Ninjago: Build your own Adventure parts so expensive?
Ninjago: Build your own Adventure parts was released in 2015 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.