| Sales and operating revenues | — | — | — |
| Used vehicle sales | 21,079.65a | 20,922.28a | 23,034.29a |
| Wholesale vehicle sales | 4,587.46a | 4,975.8a | 5,989.8a |
| Other sales and revenues | 686.31a | 637.96a | 660.79a |
| Net sales and operating revenues | 26,353.42a | 26,536.04a | 29,684.87a |
| Cost of sales | — | — | — |
| Used vehicle cost of sales | -19,256.48a | -19,170.32a | -21,186.14a |
| Wholesale vehicle cost of sales | -4,029.88a | -4,419.04a | -5,399.97a |
| Other cost of sales | -169.16a | -233.47a | -298.57a |
| Total cost of sales | -23,455.52a | -23,822.83a | -26,884.67a |
| Gross profit | 2,897.9a | 2,713.21a | 2,800.2a |
| CarMax Auto Finance income | 581.75a | 568.27a | 663.4a |
| Selling, general and administrative expenses | -2,435.4a | -2,286.38a | -2,487.36a |
| Depreciation and amortization | -255.32a | -239.03a | -228.45a |
| Interest expense | -107.94a | -124.75a | -120.4a |
| Other expense (income) | 11.62a | -10.27a | -9.4a |
| Earnings before income taxes | 669.36a | 641.6a | 636.8a |
| Income tax provision | -168.8a | -162.39a | -152.04a |
| Net earnings | 500.56a | 479.2a | 484.76a |
| Used vehicle sales | 21,079.65b | 20,922.28b | 23,034.29b |
| Wholesale vehicle sales | 4,587.46b | 4,975.8b | 5,989.8b |
| Other sales and revenues | 686.31b | 637.96b | 660.79b |
| Net sales and operating revenues | 26,353.42b | 26,536.04b | 29,684.87b |
| Used vehicle cost of sales | -19,256.48b | -19,170.32b | -21,186.14b |
| Wholesale vehicle cost of sales | -4,029.88b | -4,419.04b | -5,399.97b |
| Other cost of sales | -169.16b | -233.47b | -298.57b |
| Total cost of sales | -23,455.52b | -23,822.83b | -26,884.67b |
| Gross profit | 2,897.9b | 2,713.21b | 2,800.2b |
| CarMax Auto Finance income | 581.75b | 568.27b | 663.4b |
| Selling, general and administrative expenses | -2,435.4b | -2,286.38b | -2,487.36b |
| Depreciation and amortization | -255.32b | -239.03b | -228.45b |
| Interest expense | -107.94b | -124.75b | -120.4b |
| Other expense (income) | 11.62b | -10.27b | -9.4b |
| Earnings before income taxes | 669.36b | 641.6b | 636.8b |
| Income tax provision | -168.8b | -162.39b | -152.04b |
| Net earnings | 500.56b | 479.2b | 484.76b |