LEGO Andrea's Modern Mansion
Set #42639 · 2024 · 2,275 pieces · Expert build
Set Details
- Set Number
- 42639
- Name
- Andrea's Modern Mansion
- Theme
- Friends
- Year
- 2024
- Pieces
- 2,275
- Complexity
- Expert
- Build Time
- 8-16 hours
- Ages
- 16+
- Type
- Both play and display
About LEGO Andrea's Modern Mansion
LEGO Andrea's Modern Mansion (set #42639) is one of the larger LEGO sets, requiring dedication and space with 2,275 pieces from the Friends theme, released in 2024. The Friends line features story-driven sets featuring the characters of Heartlake City. At 2,275 pieces, this is a expert-level build with an estimated build time of 8-16 hours, suitable for ages 16+.
Set Highlights
- 2,275 pieces across multiple numbered bags — staged building keeps the process organized.
- Compatible with all standard LEGO sets — bricks extend naturally into other sets you own.
- Versatile build — display-worthy when complete, durable enough for active play.
Who Is This Set For?
Gift for Ages 16+
The expert difficulty makes this accessible without being trivial — a well-matched gift for LEGO fans in the 16+ age range.
Weekend Build Project
2,275 pieces with an estimated 8-16 hours fits comfortably into a focused afternoon or weekend session.
Expanding a Friends Collection
A solid addition for collectors building out their Friends shelf. Introduces parts and builds that complement other sets from the same line.
Build Tips
Open bags one numbered sequence at a time — LEGO orders them to match the build stages and keeps loose piece counts manageable.
Budget 8-16 hours across multiple sessions rather than one sitting. Fatigue leads to missed connections that are hard to trace later.
For active play sets, key connection points (hinges, turntables, clip joints) can loosen over time — a small dab of LEGO's own tube clutch lubricant on the stud resolves most looseness without damage.
Finding Instructions
With 2,275 pieces, set #42639 comes with a thick instruction booklet — often split into multiple numbered bags and build stages. The official PDF is available free on LEGO.com, or use LegoFinder's AI to find it instantly from a photo.
Andrea's Modern Mansion FAQ
Related Reading
More Friends Sets
See all Friends →
Also Released in 2024
All 2024 sets →Similar Build Difficulty
Sets at roughly the same piece count and complexity tier — different theme and year, but a similar build experience.
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