Trends · data through September 2026

Grocery & Convenience trends in Riverside-San Bernardino-Ontario, CA

Iceflower tracks 1,477 stores from 954 grocery & convenience chains in Riverside-San Bernardino-Ontario, CA. Costco grew fastest over the last year, ahead of Ralphs and Tower Market.

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
954
Tracked stores
1,477
Consumer panel
130M+

Growth ranking

Fastest-growing tracked grocery & convenience 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 Ralphs sit in the high-growth half.

# Chain YoY growth
RankChainRank movementYoY growth
1 Costco - +7.4%
2 Ralphs ▲1 +5.9%
3 Tower Market - +5.5%
4 Grocery Outlet - +5.5%
5 Sprouts Farmers Market - +0.7%
6 Total Wine & More - +0.7%
7 Barons Market ▲1 +0.4%
8 Sam's Club - -0.3%
9 El Toro Market ▲1 -1.0%
10 Food 4 Less - -1.3%
11 WinCo ▲1 -1.4%
12 Albertsons ▼1 -3.8%
13 Samis Market - -3.9%
14 Cardenas Markets ▲1 -4.3%
15 Smart & Final - -4.5%

Store footprint

Store map

1,477 tracked store locations in Riverside-San Bernardino-Ontario, CA, colored by category. The top 5 chains by store count run 225 of the 1,477 stores (15%); 863 of the 954 tracked chains have a single store here. 7% of the tracked grocery & convenience stores here are Hispanic supermarkets, against 4% across California.

Top tracked chains by store count

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