KPIs & Operating Metrics(New)
Growth Metrics

Mplx (MPLX) Tax Rate (2016 - 2025)

Mplx (MPLX) has disclosed Tax Rate for 14 consecutive years, with 0.19% as the latest value for Q3 2025.

  • On a quarterly basis, Tax Rate changed 0.0% to 0.19% in Q3 2025 year-over-year; TTM through Sep 2025 was 0.21%, a 11.0% decrease, with the full-year FY2024 number at 0.23%, down 5.0% from a year prior.
  • Tax Rate was 0.19% for Q3 2025 at Mplx, up from 0.09% in the prior quarter.
  • In the past five years, Tax Rate ranged from a high of 0.78% in Q4 2023 to a low of 0.07% in Q3 2022.
  • A 5-year average of 0.24% and a median of 0.15% in 2021 define the central range for Tax Rate.
  • Biggest YoY gain for Tax Rate was 54bps in 2023; the steepest drop was -49bps in 2023.
  • Mplx's Tax Rate stood at 0.13% in 2021, then soared by 81bps to 0.24% in 2022, then soared by 222bps to 0.78% in 2023, then crashed by -42bps to 0.45% in 2024, then crashed by -57bps to 0.19% in 2025.
  • Per Business Quant, the three most recent readings for MPLX's Tax Rate are 0.19% (Q3 2025), 0.09% (Q2 2025), and 0.09% (Q1 2025).