PE Ratio: 36.14

Basis: Latest stored market observation. Source: stored company filings and market data; unavailable inputs remain N/A.

Is the P/E ratio high or low?

The P/E ratio of 36.14 is 72% above its 5-year average of 21.03, near the high end of its 5-year range (9.06–36.71).

As of Tuesday, August 11, 2026. 92.19% above its 12-month average of 18.80.

PE Ratio (36.14) = Close Price ($57.78) / Diluted TTM EPS ($1.60)

KMX PE Ratio Metrics

P/E vs. its own history

At 36.1, P/E is above its 20-year median — higher than 96% of readings in its 20-year history.

P/E Comparison

PE Ratio Formula & Definition

PE Ratio = Share Price / Diluted EPS (TTM)

The price-to-earnings ratio measures how much investors pay for each dollar of trailing earnings. A lower PE can indicate a cheaper valuation; a higher PE implies higher growth expectations.

Expanded definitions: Investopedia, Wikipedia, Corporate Finance Institute

PE Ratio FAQ

What is the P/E ratio for CarMax, Inc. (KMX)?

The P/E ratio for KMX stock is 36.14.

Is CarMax, Inc.'s P/E ratio high or low?

The P/E ratio of 36.14 is 72% above its 5-year average of 21.03, near the high end of its 5-year range (9.06–36.71).

What is the TTM average P/E ratio for CarMax, Inc. (KMX)?

The TTM average P/E ratio for KMX stock is 18.80.

What is the 3Y average P/E ratio for CarMax, Inc. (KMX)?

The 3Y average P/E ratio for KMX stock is 23.20.

What is the 5Y average P/E ratio for CarMax, Inc. (KMX)?

The 5Y average P/E ratio for KMX stock is 21.03.

What is the 10Y average P/E ratio for CarMax, Inc. (KMX)?

The 10Y average P/E ratio for KMX stock is 20.07.

What is the 15Y average P/E ratio for CarMax, Inc. (KMX)?

The 15Y average P/E ratio for KMX stock is 20.25.

What is the 20Y average P/E ratio for CarMax, Inc. (KMX)?

The 20Y average P/E ratio for KMX stock is 20.72.

Showing the most recent 260 of 5,030 data points. The chart above shows the full history.

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