Forecast Model

This represents the expected annual growth (CAGR) based solely on a forecast model.
LEGO 42640 Guinea Pig Playground is a 86 piece Friends set with 2 mini-doll figures released in 2025. It consists of 2 minidolls, 2 guinea pig figures, a slide, a merry-go-round, and a sleeping area. Includes items like a brush, sunflower seeds, leaves, and a yarn ball, along with features for feeding, grooming, and rest.

Once retired, the expected annual growth will be close to 2% after the second year, valuing the set between $11 and $11 shortly after it is retired.

For Sale (New/Sealed)

(US) Official LEGO Guinea Pig Playground $9.99
(NL) No minimum buy Fast shipping worldwide Excellent service level $10.17
+1.8%
(DE) Hello, B2B, Vat Free and more all buyers are welcome ;-) $10.26
+2.7%
(AT) BrickLink store BrickComplete $11.19
+12.0%
(US) LEGO Friends Guinea Pig Playground 42640 $11.99
+20.0%
(US) Friends Guinea Pig Playground 42640 $14.99
+50.1%

Mini-doll figures

Guinea Pig Playground contains 2 mini-doll figures. The mini-doll figure is exclusive to this set.

Sets in Friends / Pets

Theme / Subtheme Friends / Pets
Year 2025
Pieces / Mini-doll figures 428 / 3
Availability Retail
42651 LEGO Friends Horse and Pet Vet Clinic
Retail $49.99
Available at retail
Theme / Subtheme Friends / Pets
Year 2024
Pieces / Mini-doll figures 400 / 3
Availability Retired
42615 LEGO Friends Pet Adoption Day
Retail $44.99
Value $37.44
Theme / Subtheme Friends / Pets
Year 2022
Pieces / Mini-doll figures 210 / 2
Availability Retired
41698 LEGO Friends Pet Playground
Retail $19.99
Value $22.59
Growth  +13.0%
Annual growth 5.8%
Theme / Subtheme Friends / Pets
Year 2012
Pieces / Mini-doll figures 183 / 1
Availability Retired
3942 LEGO Friends Pets Heartlake Dog Show
Retail $19.99
Value $53.99
Growth  +170.1%
Annual growth 5.6%
Theme / Subtheme Friends / Pets
Year 2024
Pieces / Mini-doll figures 167 / 2
Availability Retired
42601 LEGO Friends Pets Hamster Playground
Retail $19.99
Value $33.48
Growth  +67.5%
Theme / Subtheme Friends / Pets
Year 2013
Pieces / Mini-doll figures 90 / 1
Availability Retired
41001 LEGO Friends Pets Mia's Magic Tricks
Retail $9.99
Value $12.08
Growth  +20.9%
Annual growth 2.9%
Theme / Subtheme Friends / Pets
Year 2024
Pieces / Mini-doll figures 87 / 2
Availability Retired
42612 LEGO Friends Pets Cat Playground Adventure
Retail $10.99
Value $13.18
Growth  +19.9%
Theme / Subtheme Friends / Pets
Year 2019
Pieces / Mini-doll figures 81 / 1
Availability Retired
41383 LEGO Friends Pets Olivia's Hamster Playground
Retail $9.99
Value $11.69
Growth  +17.0%
Annual growth 2.5%
Theme / Subtheme Friends / Pets
Year 2014
Pieces / Mini-doll figures 78 / 1
Availability Retired
41029 LEGO Friends Pets Stephanie's New Born Lamb
Retail $9.99
Value $18.79
Growth  +88.1%
Annual growth 3.6%
Theme / Subtheme Friends / Pets
Year 2012
Pieces / Mini-doll figures 73 / 1
Availability Retired
3935 LEGO Friends Stephanie's Pet Patrol
Retail $9.99
Value $17.06
Growth  +70.8%
Annual growth 5.6%
Theme / Subtheme Friends / Pets
Year 2012
Pieces / Mini-doll figures 62 / 1
Availability Retired
3938 LEGO Friends Pets Andrea's Bunny House
Retail $9.99
Value $15.49
Growth  +55.1%
Annual growth 3.7%
Theme / Subtheme Friends / Pets
Year 2024
Pieces / Mini-doll figures 60 / 2
Availability Retail
42635 LEGO Friends Pets Dog Grooming Car
Retail $9.99
Available at retail
Theme / Subtheme Friends / Pets
Year 2020
Pieces / Mini-doll figures 57 / 1
Availability Retired
41396 LEGO Friends Pets Puppy Playground
Retail $9.99
Value $12.01
Growth  +20.2%
Annual growth 3.4%
Theme / Subtheme Friends / Pets
Year 2025
Pieces / Mini-doll figures 50 / 1
Availability Retail
30697 LEGO Friends Pets Nova's Doghouse Build
Retail $4.99
Available at retail
Here’s a pretend-play building kit for girls, boys and animal-lovers aged 5 and up who would love to create their own guinea pig adventures. The LEGO® Friends Guinea Pig Playground (42640) comes with 2 LEGO Friends minidolls and 2 guinea pig figures for hours of role-play fun.

This animal playset comes with everything a responsible pet owner needs, with areas for play, feeding, grooming and nap time. Take the guinea pigs for a ride down the slide or spin them on the merry-go-round. Then, when it’s time for a rest, help the pets settle into the sleeping area. The set comes with accessories, including a brush, sunflower seeds, leaves and a yarn ball, and makes a fun gift for the little animal-lover in your life.

Discover more pretend-play building sets (sold separately) in the LEGO Friends universe. This set comes with the LEGO Builder app for intuitive building. Here kids can zoom in and rotate models in 3D, save sets and track progress as they build.

Pretend-play for...
Description provided by LEGO©