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Martin Marietta MaterialsMEX:MLM 80 Debt-to-EBITDA is 4.18 as of Mar. 2026, which is 57% above its 10-year median of 2.67. GuruFocus rates MEX:MLM with a GF Score™ of 80/100 and a GF Value™ of MXN12,461.87 (Modestly Undervalued). The stock has 3 warning signs investors should review. Among 331 Building Materials companies, Martin Marietta Materials ranks worse than 58.61% on this metric.
Debt-to-EBITDA measures a company's ability to pay off its debt.
A high Debt-to-EBITDA ratio generally means that a company may spend more time to paying off its debt. According to Joel Tillinghast's BIG MONEY THINKS SMALL: Biases, Blind Spots, and Smarter Investing, a ratio of Debt-to-EBITDA exceeding four is usually considered scary unless tangible assets cover the debt.
The historical rank and industry rank for Martin Marietta Materials's Debt-to-EBITDA or its related term are showing as below:
MEX:MLM'
s Debt-to-EBITDA Range Over the Past 10 Years
Min: 1.73 Med: 2.67 Max: 3.82
Current: 2.66
During the past 13 years, the highest Debt-to-EBITDA Ratio of Martin Marietta Materials was 3.82. The lowest was 1.73. And the median was 2.67.
MEX:MLM's Debt-to-EBITDA is ranked worse than 58.61% of 331
companies
in the Building Materials industry
Industry Median: 2.27
vs MEX:MLM: 2.66
Martin Marietta Materials (MEX:MLM) Debt-to-EBITDA Explanation
A high Debt-to-EBITDA ratio generally means that a company may spend more time to paying off its debt.
According to Joel Tillinghast's BIG MONEY THINKS SMALL: Biases, Blind Spots, and Smarter Investing, a ratio of Debt-to-EBITDA exceeding four is usually considered scary unless tangible assets cover the debt.
Martin Marietta Materials Debt-to-EBITDA Related Terms
Martin Marietta Materials Debt-to-EBITDA Historical Data
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
MEX:MLM vs VMC, JHX, EXP: Debt-to-EBITDA Comparison
For the Building Materials subindustry, Martin Marietta Materials's Debt-to-EBITDA, along with its competitors' market caps and Debt-to-EBITDA data, can be viewed below:
* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.
Martin Marietta Materials Debt-to-EBITDA vs Building Materials Industry
For the Building Materials industry and Basic Materials sector, Martin Marietta Materials's Debt-to-EBITDA distribution charts can be found below:
* The bar in red indicates where Martin Marietta Materials's Debt-to-EBITDA falls into.
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
In the calculation of annual Debt-to-EBITDA, the EBITDA of the last fiscal year is used. In calculating the annualized quarterly data,
the EBITDA data used here is four times the quarterly (Mar. 2026) EBITDA data.
Martin Marietta Materials (MEX:MLM) has a Debt-to-EBITDA of 4.18 as of Mar. 2026. Debt-to-EBITDA ratio represents the ratio of total debt to total earnings before interest, taxes, depreciation and amortization. View historical data on Martin Marietta Materials. This is 57% above median its historical median of 2.67. Over the past decade, Martin Marietta Materials' Debt-to-EBITDA has ranged from 1.73 to 3.82. According to the industry distribution chart, Martin Marietta Materials ranks #194 out of 331 companies in the Building Materials industry, placing it in the top 58.6%.
Is Martin Marietta Materials' Debt-to-EBITDA too high?
Martin Marietta Materials' current Debt-to-EBITDA of 4.18 is 57% above median its 10-year median of 2.67. Over the past 10 years, this metric has ranged from a low of 1.73 to a high of 3.82. The Building Materials industry median Debt-to-EBITDA is 2.27. Martin Marietta Materials' value of 4.18 is 84.1% above this industry median. Based on the distribution chart, Martin Marietta Materials ranks #194 out of 331 companies in the Building Materials industry, which is below the industry midpoint. Overall, Martin Marietta Materials has a GF Score™ of 80/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Martin Marietta Materials' Debt-to-EBITDA compare to VMC and JHX?
According to the Building Materials industry distribution chart, Martin Marietta Materials ranks #194 out of 331 companies for Debt-to-EBITDA. This places Martin Marietta Materials in the lower half of its industry. The industry median Debt-to-EBITDA is 2.27. Martin Marietta Materials' value of 4.18 is 84.1% above this benchmark. Historically, Martin Marietta Materials' own Debt-to-EBITDA has ranged from 1.73 to 3.82 over the past decade. While the company's 10-year median is 2.67 vs. the industry median of 2.27, Martin Marietta Materials has consistently been above the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Debt-to-EBITDA for a Building Materials company?
The median Debt-to-EBITDA among Building Materials companies is 2.27, based on 331 companies in the industry. Companies in the top quartile (top 25%) have a Debt-to-EBITDA significantly above this median, while those in the bottom quartile fall well below. However, Debt-to-EBITDA should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Martin Marietta Materials's current Debt-to-EBITDA of 4.18 is 84.1% above the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Debt-to-EBITDA mean?
A high Debt-to-EBITDA can signal that a stock is expensive relative to its fundamentals. Debt-to-EBITDA ratio represents the ratio of total debt to total earnings before interest, taxes, depreciation and amortization. View historical data on Martin Marietta Materials. For the Building Materials industry, the median Debt-to-EBITDA is 2.27 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Martin Marietta Materials's current Debt-to-EBITDA is 4.18, which is 57% above median its own 10-year median of 2.67. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Martin Marietta Materials stock overvalued right now?
Based on GuruFocus' analysis, Martin Marietta Materials (MEX:MLM) is currently considered Modestly Undervalued. The stock's GF Value™ is MXN12,461.87, compared to a current price of MXN10,527.30 — trading 15.5% below its estimated fair value. The current Debt-to-EBITDA is 4.18, which is 57% above median its 10-year median of 2.67 and 84.1% above the Building Materials industry median of 2.27. Martin Marietta Materials' overall GF Score™ is 80/100 with 3 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Debt-to-EBITDA calculated?
Debt-to-EBITDA is calculated from a company's financial statements. For Martin Marietta Materials (MEX:MLM), the current Debt-to-EBITDA is 4.18 as of Mar. 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.
Is Martin Marietta Materials (MEX:MLM) Overvalued in 2026?
Based on GuruFocus' analysis, Martin Marietta Materials stock appears to be undervalued.
The current stock price of MXN10,527.30 is trading 15.5% below its estimated GF Value™ of MXN12,461.87.
GuruFocus considers Martin Marietta Materials to be Modestly Undervalued.
Key valuation signals for MEX:MLM:
Debt-to-EBITDA: 4.18 (57% above median its 10-year median of 2.67)
GF Value™: MXN12,461.87 vs. price of MXN10,527.30 (15.5% below fair value)
Industry Position: 84.1% above the Building Materials median (#194 of 331)
No single metric tells the full story. See the MEX:MLM stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Martin Marietta Materials is one of the United States' largest producer of construction aggregates (crushed stone, sand, and gravel). In 2024, Martin Marietta sold 191 million tons of aggregates. Martin Marietta's most important markets include Texas, North Carolina, Colorado, California, and Georgia, accounting for most of its sales. The company also uses its aggregates in its asphalt and ready-mixed concrete businesses. Martin's magnesia specialties business produces magnesia-based chemical products and dolomitic lime.
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