Trends · data through September 2026

Auto Rental Services in Chicago-Naperville-Elgin, IL-IN

Iceflower tracks 156 stores from 22 auto rental service chains in Chicago-Naperville-Elgin, IL-IN. Enterprise Rent-A-Car grew fastest over the last year, ahead of Budget Car Rental and National Car Rental.

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
22
Tracked stores
156
Consumer panel
130M+

Growth ranking

Fastest-growing tracked auto rental service 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. Enterprise Rent-A-Car and Budget Car Rental sit in the high-growth half.

# Chain YoY growth
RankChainRank movementYoY growth
1 Enterprise Rent-A-Car - +11.4%
2 Budget Car Rental ▲1 -1.8%
3 National Car Rental - -2.5%
4 Avis Car Rental ▼1 -24.1%
5 Hertz - -33.3%
6 Dollar Car Rental - -90.2%
  • Enterprise Rent-A-Car
  • Hertz
  • Budget Car Rental
  • Avis Car Rental
  • National Car Rental
  • Alamo Rent A Car
  • Sixt
  • Other tracked chains

Store footprint

Store map

156 tracked store locations in Chicago-Naperville-Elgin, IL-IN. The 7 largest tracked chains are highlighted. The top 5 chains by store count run 134 of the 156 stores (86%); 13 of the 22 tracked chains have a single store here. 2% of the tracked gas & auto stores here are auto rental services, the same share as across Illinois.

  • Enterprise Rent-A-Car (86)
  • Hertz (15)
  • Budget Car Rental (11)
  • Avis Car Rental (18)
  • National Car Rental (4)
  • Alamo Rent A Car (1)
  • Sixt (2)
  • Other tracked chains

Top tracked chains by store count

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