Trends · data through September 2026

Warehouse Clubs in California

Iceflower tracks 279 stores from 76 warehouse club chains in California. Costco grew fastest over the last year, ahead of Sam's Club and Walters Wholesale Electric.

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 chains
76
Tracked stores
279
Consumer panel
130M+

Growth ranking

Fastest-growing tracked warehouse club chains

Ranked by year-over-year growth of share of tracked local spend. Arrows show movement in the rankings since last year. Each dot in the chart is one tracked chain: bigger market position to the right, faster growth higher up, more tracked stores in a bigger dot. Colors match the store map below. Costco and Sam's Club sit in the high-growth half.

# Chain YoY growth
RankChainRank movementYoY growth
1 C Costco logo Costco - +0.6%
2 S Sam's Club logo Sam's Club - -4.8%
3 W Walters Wholesale Electric ▲1 -15.1%
4 S SCP Distributors logo SCP Distributors ▼1 -97.2%
  • Costco
  • Sam's Club
  • Costco Business Center
  • Cfm Equipment Distributors
  • Daily Deal Wholesale
  • Moore Newton Quality Hardwoods
  • Southbay Wholesale
  • Other tracked chains

Store footprint

Store map

279 tracked store locations in California. The 7 largest tracked chains are highlighted.

  • Costco (162)
  • Sam's Club (34)
  • Costco Business Center (2)
  • Cfm Equipment Distributors (1)
  • Daily Deal Wholesale (1)
  • Moore Newton Quality Hardwoods (1)
  • Southbay Wholesale (1)
  • Other tracked chains

Top tracked chains by store count

  • 1 C Costco logo Costco 162
  • 2 S Sam's Club logo Sam's Club 34
  • 3 S SCP Distributors logo SCP Distributors 7
  • 4 W Walters Wholesale Electric 3
  • 5 C Costco Business Center 2
  • 6 G Gold Textiles 1
  • 7 L Lucky Wholesale Outlet 1
  • 8 C CAM Supply Inc. logo CAM Supply Inc. 1
  • 9 B Blueberry Wholesale 1
  • 10 M Mayesh L.A. Market 1
  • 11 L Lightens Gifts 1
  • 12 O Oceano Ice Co 1
  • 13 A A & C Wedding Accessories 1
  • 14 T THM Distributors 1
  • 15 L LA Vintage logo LA Vintage 1
  • 16 B Backyard Candles 1
  • 17 E Excellentop 1
  • 18 S Stone Candles 1
  • 19 D Delano Wholesale LLC 1
  • 20 N Natural Collection Corp 1
  • 21 M MerryMakers 1
  • 22 S Semper Fi Sports Cave 1
  • 23 M Matsuda's 1
  • 24 B Bargain4less USA 1
  • 25 P Penjoyan Produce 1
  • 26 F Future Glass LLC 1
  • 27 U Uniko Food Service 1
  • 28 O Outlet Wholesale Distributors 1
  • 29 H Happy Jewelry 1
  • 30 P Prime Cell Inc. 1
  • 31 G Golden Bell 1
  • 32 R Resendiz Brothers Protea Growers 1
  • 33 T The Vest Man 1
  • 34 B bargain line usa 1
  • 35 Y Youngs Market Company logo Youngs Market Company 1
  • 36 O Omnivore logo Omnivore 1
  • 37 C Corona Cash and Carry 1
  • 38 L La Fiesta WS 1
  • 39 L L.A. Express Distribution 1
  • 40 Q Q Ranch La Bodega 1
  • 41 B Barebottle Brew Co 1
  • 42 P Pan Ocean Aquarium USA 1
  • 43 B Bakers Express 1
  • 44 T The Sombrero Ranch 1
  • 45 M Mayesh San Francisco 1
  • 46 T The Other Path CBD 1
  • 47 W Wold Amusements Inc 1
  • 48 V Via Trading Corp 1
  • 49 M Mammys express bin store 1
  • 50 S Sarina Accessories 1

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