Chain · United Kingdom · data through September 2026

C Costco logo Costco

Iceflower tracks 34 Costco stores across 11 of the UK's 12 regions and nations. It ranks #1 of 224 tracked UK warehouse club chains by card spend. Its share of tracked category spend moved -0.2% over the last year.

Rankings come from real card and bank transactions across a panel of 130M+ US and EU consumers. We publish relative growth and rankings, never revenue figures. About the data

Tracked stores
34
Regions
11
Category
Warehouse Club
Category rank
#1

Growth

Costco against its category

The biggest tracked UK warehouse club chains by card spend, with year-over-year growth of category share. Share means a chain's slice of tracked category spend. It can decline while the chain's own sales grow. The chart tracks Costco's share of the category quarter by quarter, indexed to 2024 Q4 = 100.

# Chain YoY share
1 C Costco logo Costco -0.2%
2 D Dhamecha Cash & Carry logo Dhamecha Cash & Carry -4.4%
3 D Dhamecha Cash and Carry -9.3%
4 F Falcon Cash & Carry -
5 D Dhamecha Foods logo Dhamecha Foods +4.7%
6 K Khanjra International Foods -0.9%
7 G Global Foods Ltd. -
8 H Hancocks -11.3%
9 U United Wholesale Scotland -
10 P Parfetts Cash and Carry -28.4%

Share of tracked category spend, indexed

100 98.2 2024 Q4 2026 Q3

Store footprint

Store map

34 tracked Costco locations across 11 of the UK's 12 regions and nations.

Tracked stores by region

  • North West 7
  • London 5
  • South East 5
  • East Midlands 3
  • East of England 3
  • Scotland 3
  • South West 2
  • West Midlands 2
  • Yorkshire and The Humber 2
  • North East 1
  • Wales 1

Customer overlap

Who shops at Costco

Tracked chains Costco customers also buy from more than a similarly active shopper would, indexed to the strongest overlap (100). From real card transactions.

C Costco Online Uk Ltd. 100
C Costco Gas logo Costco Gas 65
D Dhamecha Cash & Carry logo Dhamecha Cash & Carry 48
I IKEA logo IKEA 22
N Nike logo Nike 16
I IKEA Restaurant logo IKEA Restaurant 16

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