Trends · data through September 2026

Gas & Auto trends in Seattle-Tacoma-Bellevue, WA

Iceflower tracks 1,750 stores from 575 gas & auto chains in Seattle-Tacoma-Bellevue, WA. Marathon grew fastest over the last year, ahead of Rocket and Speedway.

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
575
Tracked stores
1,750
Consumer panel
130M+

Growth ranking

Fastest-growing tracked gas & auto 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. Marathon and Rocket sit in the high-growth half.

# Chain YoY growth
RankChainRank movementYoY growth
1 Marathon - +19.4%
2 Rocket ▲1 +17.4%
3 Speedway ▲2 +17.3%
4 Valvoline Instant Oil Change ▼1 +15.8%
5 Caliber Collision ▲1 +14.4%
6 Cycle Gear - +13.6%
7 U-Haul Neighborhood Dealer - +11.5%
8 Brown Bear Car Wash - +9.9%
9 ampm - +5.8%
10 O'Reilly Auto Parts - +4.5%
11 Chevron - +3.3%
12 Discount Tire ▲1 +2.6%
13 76 - +2.5%
14 MasterPark - +2.0%
15 7-Eleven - +1.9%

Store footprint

Store map

1,750 tracked store locations in Seattle-Tacoma-Bellevue, WA, colored by category. The top 5 chains by store count run 584 of the 1,750 stores (33%); 481 of the 575 tracked chains have a single store here.

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