What is the cheapest current price for LEGO 42666-1?

The cheapest current price for LEGO 42666-1 (Cat Birthday Party & Tree House) is £24.99 at Joybuy UK, across 45 European retailers we track.

How much does LEGO 42666-1 cost?

LEGO 42666-1 ranges from £24.99 (Joybuy UK) to £399.90 (LEGO.com NO) across 45 European retailers tracked by BrickPrice.

What's the all-time-low price for LEGO 42666-1?

The all-time-low price for LEGO 42666-1 since BrickPrice began tracking is £19.99. The current cheapest is £24.99.

Is LEGO 42666-1 on sale?

Yes — the cheapest tracked price for LEGO 42666-1 is 17% below LEGO's recommended retail price of £29.99, currently £24.99.

Where can I buy LEGO 42666-1 for the lowest price?

The cheapest tracked seller for LEGO 42666-1 is Joybuy UK shipping from GB, currently listing at £16.99.

Friends

Gratuit — on vous alerte par e-mail dès que le prix baisse.

SET #42666-1

Cat Birthday Party & Tree House

Name: Cat Birthday Party & Tree House
Brand: LEGO
SKU: 42666-1
Availability: InStock

Rating: –

LEGO 42666 Friends Pets Cat Birthday Party & Tree House

Theme

Friends

Year

2025

Parts

321

Minifigs

Pricing Info

€19.99Current price

9.34 ct/brick£29.99Lego retail price

Lowest price ever: –

Half-Year Low: –

Highest price ever: –

Price is 33% below the initial Lego retail price, a €10.00 discount! This comes down to 6.23 cent per brick.

Add this set to your brickwatch

Livraison gratuite pour ce set LEGO ?

Essayez Amazon Prime 30 jours gratuits — livraison gratuite immédiate + accès anticipé aux Ventes Flash.

Essayer Amazon Prime gratuit

Lien affilié — sans coût supplémentaire.

Images:Yes (10)

Minifig details:Loading

Description

LEGO 42666 Friends Pets Cat Birthday Party & Tree House

Prijs Informatie

Goedkoopste nu

24.99

€5.00 vs 6-maand

LEGO adviesprijs

29.99

7.79 ct/steen

6-Maand laagste

19.99

Hoogste prijs ooit

48.60

Prijs is 17% onder LEGO adviesprijs (5.00 korting) — 7.79 cent per steen

Prijsontwikkeling

Laagste prijs per dag, over alle gevolgde winkels

Price List (48)

Certains liens sont des liens affiliés. Nous pouvons percevoir une commission sans coût supplémentaire pour vous. En savoir plus.

Price · VSR Spielwaren DE€19.99Buy

Platform	Country/Region	Description	Rating	Price	Delivered	Changed	Currency	Link
LEGO.com UK	GB	Cat Birthday Party & Tree House	★ 3.0	£24.99	£28.94	-	GBP	Go
Joybuy UK	GB	LEGO Friends 42666 Cat Birthday Party & Tree House	-	£16.99	£20.98	-	GBP	Go
VSR Spielwaren DE	DE	LEGO® Friends 42666 - Katzengeburtstagsparty & Baumhaus	-	€19.99	€19.99	↓ €10.00Jul 25	EUR	Go
Steinehelden DE	DE	LEGO® Katzengeburtstagsparty & Baumhaus - 42666	-	€20.30	€20.30	↓ €0.011d ago	EUR	Go
Alternate FR	FR	LEGOFriends - Fête d'anniversaire pour chats et cabane dans les arbres, Jouets de construction	★ 2.3	€20.79	€20.79	↓ €5.5025d ago	EUR	Go
Cdiscount	FR	LEGO Friends 42666 La Fête d’Anniversaire et l’Arbre à Chats - Jeu dès 6 ans	★ 3.3	€20.90	€20.90	↓ €1.60Jun 30	EUR	Go
Amazon.nl	NL	LEGO Friends Cat Birthday Party and Treehouse – Toy with 2 Dolls, 5 Animal Figures, Rotating Table, Pinata and Fun Accessories – Creative Gift for Girls from 6 Years – 42666	-	€ 21.99	€ 21.99	↑ €1.00Jul 26	€	Go
Alternate	NL	LEGOFriends - Kattenverjaardagsfeestje en boomhut Constructiespeelgoed	★ 3.5	€21.99	€21.99	Apr 21	EUR	Go
Brickmo	DE	LEGO Friends 42666 Katzengeburtstagsparty &...	-	€22.13	€22.13	↑ €0.186d ago	EUR	Go
Proshop AT	AT	LEGO Friends 42666 Katzengeburtstagsparty & Baumhaus	-	€22.73	€22.73	May 20	EUR	Go
Toys4kids12 AT	AT	LEGO Friends 42666 Katzengeburtstagsparty und Baumhaus	-	€22.90	€22.90	May 20	EUR	Go
Goodbricks	NL	LEGO Friends - Cat Birthday Party & Tree House 42666	★ 4.1	€22.95	€22.95	Apr 18	EUR	Go
Joybuy FR	FR	LEGO Friends 42666 La fête d’anniversaire et l’arbre à chats	-	€22.99	€26.98	-	EUR	Go
Mister Bricks	NL	LEGO Friends 42666 Kattenverjaardagsfeestje en boomhut	★ 4.5	€23.95	€23.95	Apr 18	EUR	Go
BrickFever	NL	LEGO Friends - Kattenverjaardagsfeestje en boomhut - 42666	★ 4.6	€23.99	€23.99	Apr 19	EUR	Go
Proshop NL	NL	LEGO Friends 42666 Kattenverjaardagsfeestje en boomhut	★ 3.7	€24.68	€24.68	↑ €0.43Jun 22	EUR	Go
bol	NL	LEGO® Friends Kattenverjaardagsfeestje en Boomhut Set - 42666	★ 3.7	€24.99	€24.99	↑ €2.40today	EUR	Go
Supra Bazar	NL	Lego Friends 42666 Kattenverjaardagsfeestje en Boomhut	★ 3.0	€25.99	€25.99	Apr 21	EUR	Go
Mediamarkt	NL	Lego Friends 42666 Kattenverjaardagsfeestje Bouwstenen Multicolor	★ 3.0	€25.99	€25.99	↓ €1.00Jun 15	EUR	Go
Conrad	NL	Cat Birthday Party & Tree House	★ 3.5	€26.44	€26.44	↓ €1.65May 13	EUR	Go
KelCha Toys	NL	LEGO Friends Kattenverjaardagsfeestje en boomhut 42666	★ 3.7	€26.75	€26.75	Apr 21	EUR	Go
Coolblue	NL	LEGO Friends Kattenverjaardagsfeestje en Boomhut 42666	★ 4.6134.5k	€26.99	€26.99	Jun 23	EUR	Go
LEGO.com BE	BE	Cat Birthday Party & Tree House	★ 4.0	€28.49	€28.49	↑ €1.50Jun 15	EUR	Go
BRICKshop	NL	LEGO 42666 Kattenverjaardagsfeestje en Boomhut	★ 3.4	€29.99	€29.99	Apr 18	EUR	Go
Intertoys	NL	Bekijk het artikel LEGO Friends kattenverjaardagsfeestje en boomhut 42666 met een prijs van 24,99 euro. De prijs van dit product was eerst 29,99 euro.	★ 2.9	€29.99	€29.99	↑ €5.0025d ago	EUR	Go
Unieke Bricks	NL	LEGO 42666 Friends Kattenverjaardagsfeestje en boomhut	★ 4.6	€29.99	€29.99	Apr 19	EUR	Go
DreamLand NL	NL	42666 LEGO Friends Kattenverjaardagsfeestje en boomhut	★ 2.3	€29.99	€29.99	Apr 21	EUR	Go
De Grote Speelgoedwinkel	NL	Lego 42666 Friends Kattenverjaardagsfeestje En Boomhut	★ 3.0	€29.99	€29.99	Apr 25	EUR	Go
Playpolis AT	AT	LEGOFriends - 42666 Katzengeburtstagsparty	-	€29.99	€29.99	↑ €3.00Jul 23	EUR	Go
Joybuy DE	DE	LEGO Friends 42666 Katzengeburtstagsparty & Baumhaus	-	€29.99	€29.99	-	EUR	Go
LEGO.com NL	NL	Kattenverjaardagsfeestje en boomhut	★ 4.0	€29.99	€35.94	-	EUR	Go
LEGO.com ES	ES	Fiesta de Cumpleaños y Casa del Árbol Felina	★ 4.0	€29.99	€35.94	-	EUR	Go
LEGO.com IT	IT	Festa di compleanno felina e Casa sull'albero	★ 4.0	€29.99	€36.99	-	EUR	Go
LEGO.com AT	AT	Katzengeburtstagsparty & Baumhaus	★ 4.0	€29.99	€35.94	-	EUR	Go
LEGO.com DE	DE	Katzengeburtstagsparty & Baumhaus	★ 4.5	€29.99	€33.49	-	EUR	Go
LEGO.com FR	FR	La fête d'anniversaire et l'arbre à chats	★ 5.0	€29.99	€35.94	-	EUR	Go
Joybuy NL	NL	LEGO Friends 42666 Kattenverjaardagsfeestje en boomhut	-	€29.99	€29.99	-	EUR	Go
LEGO.com CH	CH	Katzengeburtstagsparty & Baumhaus	★ 4.0	CHF 34.90	CHF 42.40	-	CHF	Go
LEGO.com FI	FI	Kissan synttärijuhlat ja puumaja	★ 4.0	€34.95	€40.90	-	EUR	Go
Coolshop	NL	LEGO - Friends - Kattenverjaardagsfeestje en boomhut (42666)	★ 3.5	€35.95	€35.95	↑ €0.4510d ago	EUR	Go
Miravia ES	ES	Lego 42666 Friends - Fiesta de Cumpleaños y Casa del Árbol Felina LEGO	-	€38.49	€38.49	Jun 14	EUR	Go
PCComponentes	ES	Set de Construcción Lego Friends 42666 321 Piezas Casa del Árbol Felina Minipersonajes Gatos Fiesta Cumpleaños	-	€38.85	€38.85	↓ €0.36Jun 19	EUR	Go
LEGO.com PL	PL	Kocie przyjęcie urodzinowe i domek na drzewie	★ 4.0	PLN 124.99	PLN 149.99	-	PLN	Go
LEGO.com DK	DK	Katte-fødselsdagsfest og trætophus	★ 4.0	DKK 269.95	DKK 319.95	-	DKK	Go
LEGO.com NO	NO	Kattens bursdagsfest og leketre	★ 4.0	NOK 399.90	NOK 459.90	-	NOK	Go
Ottoversand AT	AT	Konstruktionsspielsteine »Katzengeburtstagsparty & Baumhaus (42666), LEGO Friends«...	-	Voir le prix →	—	-	EUR	Go
Universal AT	AT	Konstruktionsspielsteine »Katzengeburtstagsparty & Baumhaus (42666), LEGO Friends«...	-	Voir le prix →	—	-	EUR	Go
Wehkamp	NL	Kattenverjaardagsfeestje en Boomhut Set 42666	★ 3.4	Voir le prix →	—	-	EUR	Go

Details

Titel van set: LEGO 42666-1 Cat Birthday Party & Tree House
Aantal onderdelen: 321
Leeftijd: 6+
Thema: Friends
Gemonitord sinds: January 2026
Released: in 2025
Bouwbeschrijvingen: Download de bouwbeschrijvingen ↗
EAN: 5702017783758
UPC: 673419402125
Shortlink: brickprice.eu/s/42666-1

Meilleur prix pour le LEGO 42666 Cat Birthday Party & Tree House

LEGO 42666-1 (Cat Birthday Party & Tree House) currently sells for £24.99 at Joybuy UK — the cheapest of 45 tracked European retailers, as of 2026-09-01. RRP £29.99.

That's a 17% discount versus RRP, a saving of £5.00.

The all-time low across our tracking history is £19.99.

At 321 pieces, that works out to 0.078 £ per brick — a useful benchmark when comparing to similar sets.

Cat Birthday Party & Tree House is part of the LEGO Friends range. Browse other Friends sets and their current European prices on the BrickPrice Friends page.