⌘ K
The most valuable Seasonal Birthday LEGO sets by current market value. This list ranks 12 sets by current BrickPicker value, refreshed from live market data. Right now the top spot belongs to Birthday Buddy at $35. The top 5 alone account for about 51% of the value on this list. Every entry links to its full price history and marketplace listings. Updated 2026-07-22.
Top 5 hold 51% of this list's value ($274).
Click any bar to open that item.
| Name | / piece | |||
|---|---|---|---|---|
| 1 |  Birthday Buddy Seasonal · 2016 | $35 | — | $0.26 |
| 2 |  Birthday Set Seasonal · 2020 | $30 | +131% | $0.21 |
| 3 |  Birthday Numbers Seasonal · 2025 | $25 | +25% | $0.09 |
| 4 |  Birthday Cupcake Seasonal · 2026 | $25 | — | $0.14 |
| 5 |  Birthday Table Decoration Seasonal · 2015 | $25 | +150% | $0.21 |
| 6 |  Gift Box Celebration Seasonal · 2026 | $23 | +17% | $0.10 |
| 7 |  Birthday Cake Seasonal · 2023 | $23 | +53% | $0.11 |
| 8 |  Piñata Seasonal · 2022 | $22 | +125% | $0.11 |
| 9 |  Birthday Party Cake Seasonal · 2025 | $22 | +49% | $0.10 |
| 10 |  Birthday Cake Seasonal · 2025 | $19 | — | $0.12 |
| 11 |  Birthday Diorama Seasonal · 2023 | $18 | — | $0.11 |
| 12 |  Birthday Cake Seasonal · 2012 | $6 | +25% | $0.26 |
The 40226 Birthday Buddy is the most valuable, worth about $35 on the current market.
Around $35 — that's the current BrickPicker value of the 40226 Birthday Buddy, the top-ranked set on this list.
This list ranks 12 seasonal birthday lego sets by current market value, refreshed from live sales data.