Martin Marietta Materials (MLM) Tax Rate (2009 - 2026)

Martin Marietta Materials has reported Tax Rate for 18 years, with the latest figure at 32.48% in Q1 2026.

• For the quarter ending Q1 2026, Tax Rate rose 1127.0% year-over-year to 32.48%; the trailing twelve-month figure through Mar 2026 stood at 4.77% (up 2612.0% YoY), and the FY2025 full-year result was 3.23%, up 23.0% from the prior year.
• Tax Rate for Q1 2026 stood at 32.48%, up from 58.08% in the prior quarter.
• The five-year high for Tax Rate was 32.48% in Q1 2026, with the low at 147.78% in Q4 2024.
• Historically, Tax Rate has averaged 1.84% across 5 years, with a median of 20.59% in 2024.
• Annual changes were most pronounced in 2024 — Tax Rate tumbled 9910 bps — and 2025, when it soared 8970 bps.
• Martin Marietta Materials' Tax Rate stood at 63.72% in 2022, then climbed by 24 bps to 48.68% in 2023, then plunged by 204 bps to 147.78% in 2024, then jumped by 61 bps to 58.08% in 2025, then jumped by 156 bps to 32.48% in 2026.
• The last three Tax Rate figures came in at 32.48% (Q1 2026), 58.08% (Q4 2025), and 19.78% (Q3 2025), per Business Quant data.