KPIs & Operating Metrics(New)
Growth Metrics

Mplx (MPLX) Tax Rate (2016 - 2026)

Mplx has reported Tax Rate over the past 15 years, most recently at 0.11% for Q1 2026.

  • Quarterly Tax Rate rose 2.0% to 0.11% in Q1 2026 from the year-ago period, while the trailing twelve-month figure was 0.13% through Mar 2026, down 10.0% year-over-year, with the annual reading at 0.23% for FY2024, 5.0% down from the prior year.
  • Tax Rate was 0.11% for Q1 2026 at Mplx, down from 0.19% in the prior quarter.
  • Over five years, Tax Rate peaked at 0.78% in Q4 2023 and troughed at 0.07% in Q3 2022.
  • The 5-year median for Tax Rate is 0.14% (2026), against an average of 0.24%.
  • The largest YoY upside for Tax Rate was 54bps in 2023 against a maximum downside of -49bps in 2023.
  • A 5-year view of Tax Rate shows it stood at 0.24% in 2022, then surged by 222bps to 0.78% in 2023, then tumbled by -42bps to 0.45% in 2024, then tumbled by -57bps to 0.19% in 2025, then crashed by -44bps to 0.11% in 2026.
  • Per Business Quant, the three most recent readings for MPLX's Tax Rate are 0.11% (Q1 2026), 0.19% (Q3 2025), and 0.09% (Q2 2025).