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MPLX LP Long-Term Debt 2012-2026 | MPLX

Annual FY2012–FY2025 · quarterly through Q1 FY2026

Latest annual · FY2025

$24.15B

+25.4%YoY vs FY2024Source: 10-KFY2025

From $10.6M in FY2012 to $24.15B in FY2025: 2278.4× in 13 years.

By quarter▲▼ vs a year before
Fiscal yearQ1Q2Q3Q4
FY26$24.4B+23.6%Not reportedNot reportedNot reported
FY25$19.7B+4.9%$19.7B+2.5%$24.1B+25.4%$24.2B+25.4%
FY24$18.8B−7.8%$19.2B−5.7%$19.3B−5.7%$19.3B−0.2%
FY23$20.4B+8.7%$20.4B+8.7%$20.4B+8.6%$19.3B+2.6%
FY22$18.8B−6.5%$18.8B−2.4%$18.8B+3.0%$18.8B+4.1%

Shaded by size: darkest is the largest quarter shown; ringed is the latest reported; a dash marks a quarter with no separate figure. Each quarter sits by its period-end date.

Key Statistics

Trend DirectionStable
CAGR

+4.5%

FY2020
$19.38B
FY2025
$24.15B

5 years selected · on the chart

Long-Term Debt History

Year-over-year comparison from 10-K annual reports

  1. $24.15B
YoY changeLargest recent move+158.1%in FY18Latest +25.4%

3 older moves run past ±150% (largest +6471.4%); point at, tap or drag across the bars to read one.

Long-Term Debt, period by period

PeriodValueChangeSource
FY2025$24.15B+25.4%10-K
FY2024$19.25B−0.2%10-K
FY2023$19.30B+2.6%10-K
FY2022$18.81B+4.1%10-K
FY2021$18.07B−6.7%10-K
FY2020$19.38B−1.7%10-K
FY2019$19.70B+9.9%10-K
FY2018$17.92B+158.1%10-K
FY2017$6.95B+57.1%10-K
FY2016$4.42B−15.9%10-K
FY2015$5.25B+716.0%10-K
FY2014$644.0M+6471.4%10-K
FY2013$9.8M−7.5%10-K
FY2012$10.6M—10-K

What is long-term debt?

Long-term debt includes bonds, mortgages, and other borrowings with maturities greater than one year.

What is MPLX LP's current long-term debt?

MPLX LP (MPLX) annual long-term debt for 2025 was $24.15B, a 25.43% increase from 2024. MPLX LP long-term debt for the quarter ending March 31, 2026 was $24.38B.

What was MPLX LP's long-term debt in 2024?

MPLX LP annual long-term debt for 2024 was $19.25B, a 0.21% decline from 2023.

What was MPLX LP's long-term debt in 2023?

MPLX LP annual long-term debt for 2023 was $19.30B, a 2.59% increase from 2022.

What is MPLX LP's 5-year long-term debt CAGR?

MPLX LP long-term debt grew at a compound annual growth rate (CAGR) of 4.51% from FY2020 to FY2025, going from $19.38B to $24.15B over 5 years.

Company
MPLX LP
Ticker
MPLX
Sector
Energy
Industry
Pipe Lines (No Natural Gas)