Trends · data through September 2026

Warehouse Clubs in California

Iceflower tracks 295 stores from 91 warehouse club chains in California. Costco grew fastest over the last year, ahead of Sam's Club and Cash & Carry.

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
91
Tracked stores
295
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 Costco - +0.7%
2 Sam's Club - -5.1%
3 Cash & Carry ▲1 -6.4%
4 Walters Wholesale Electric ▲1 -9.3%
5 SCP Distributors ▼2 -97.3%
  • Costco
  • Sam's Club
  • Costco Business Center
  • Daily Deal Wholesale
  • Cfm Equipment Distributors
  • Moore Newton Quality Hardwoods
  • Southbay Wholesale
  • Other tracked chains

Store footprint

Store map

295 tracked store locations in California. The 7 largest tracked chains are highlighted. The top 5 chains by store count run 207 of the 295 stores (70%); 84 of the 91 tracked chains have a single store here. 2% of the tracked grocery & convenience stores here are warehouse clubs, the same share as across the United States.

  • Costco (155)
  • Sam's Club (36)
  • Costco Business Center (2)
  • Daily Deal Wholesale (1)
  • Cfm Equipment Distributors (1)
  • Moore Newton Quality Hardwoods (1)
  • Southbay Wholesale (1)
  • Other tracked chains

Top tracked chains by store count

  • 1 Costco 155
  • 2 Sam's Club 36
  • 3 SCP Distributors 7
  • 4 Cash & Carry 6
  • 5 Walters Wholesale Electric 3
  • 6 Costco Business Center 2
  • 7 Valley Lock and Safe 2
  • 8 Gold Textiles 1
  • 9 Dr. Green Thumb Distro 1
  • 10 CAM Supply Inc. 1
  • 11 Blueberry Wholesale 1
  • 12 The Willow Flowers 1
  • 13 Mayesh L.A. Market 1
  • 14 Q Ranch La Bodega 1
  • 15 Oceano Ice Co 1
  • 16 Lightens Gifts 1
  • 17 THM Distributors 1
  • 18 Merry Sales Co. 1
  • 19 LA Vintage 1
  • 20 Klean Kanteen 1
  • 21 Backyard Candles 1
  • 22 Excellentop 1
  • 23 Stone Candles 1
  • 24 Delano Wholesale LLC 1
  • 25 Natural Collection Corp 1
  • 26 MerryMakers 1
  • 27 Intex Recreation Corp. 1
  • 28 Tri-County Landscape Supply 1
  • 29 Bargain4less USA 1
  • 30 Penjoyan Produce 1
  • 31 Future Glass LLC 1
  • 32 Uniko Food Service 1
  • 33 Outlet Wholesale Distributors 1
  • 34 Happy Jewelry 1
  • 35 Spiritual Supplier 1
  • 36 Cluck & Spin 1
  • 37 Prime Cell Inc. 1
  • 38 Golden Bell 1
  • 39 Resendiz Brothers Protea Growers 1
  • 40 Palestinian Soap Cooperative 1
  • 41 The Vest Man 1
  • 42 bargain line usa 1
  • 43 West Coast Powers 1
  • 44 Fiberlay 1
  • 45 Youngs Market Company 1
  • 46 Royal Wholesale Hub 1
  • 47 Corona Cash and Carry 1
  • 48 L.A. Express Distribution 1
  • 49 Lucky Wholesale Outlet 1
  • 50 Barebottle Brew Co 1

More trends

Ready to see your market clearly?

Create an account, pick a plan, and explore your merchants, competitors and customers the way they actually behave.