Trends · data through August 2026

Auto Parts Stores in Riverside-San Bernardino-Ontario, CA

Iceflower tracks 184 stores from 9 auto parts stores chains in Riverside-San Bernardino-Ontario, CA. NAPA Auto Parts grew fastest over the last year, ahead of AutoZone and O'Reilly Auto Parts.

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
9
Tracked stores
184
Consumer panel
130M+

Growth ranking

Fastest-growing tracked auto parts stores 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. NAPA Auto Parts and AutoZone sit in the high-growth half.

# Chain YoY growth
RankChainRank movementYoY growth
1 N NAPA Auto Parts logo NAPA Auto Parts - +2.4%
2 A AutoZone logo AutoZone - +0.4%
3 O O'Reilly Auto Parts logo O'Reilly Auto Parts - -3.9%
  • AutoZone
  • O'Reilly Auto Parts
  • Redhawk Auto Service
  • Hello Subaru of Temecula
  • Valley Hi Honda
  • NAPA Auto Parts
  • Valley Hi Kia
  • Other tracked chains

Store footprint

Store map

184 tracked store locations in Riverside-San Bernardino-Ontario, CA. The 7 largest tracked chains are highlighted.

  • AutoZone (108)
  • O'Reilly Auto Parts (64)
  • Redhawk Auto Service (1)
  • Hello Subaru of Temecula (1)
  • Valley Hi Honda (1)
  • NAPA Auto Parts (6)
  • Valley Hi Kia (1)
  • Other tracked chains

Top tracked chains by store count

More trends

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