Bachelor's · Marietta, Ohio

Is Petroleum Engineering at Marietta College worth it?

Low confidence Low confidence: fewer than 40 graduates behind the earnings figures.

The verdict · all families, in-state, half paid with loans

Pays back fast: graduates typically recover the cost in about 2.2 years.

Earnings 1 year after graduating: $94,395; Treasury AY2020-21, AY2021-22 pooled earnings cohort measured in CY2022, CY2023, inflation adjusted to 2024 dollars
Earnings 4 years after graduating: $106,655; Treasury AY2017-2018, AY2018-2019 pooled earnings cohort measured in CY2022, CY2023, inflation adjusted to 2024 dollars
Typical federal debt at graduation: $26,550; NSLDS pooled AY2022-23, AY2023-24 cohort
Net cost to graduate, all families: $97k (likely $97k – $108k); AcadYr 2024-25, reported in IPEDS DCY2025-26
Earnings bump, year 4: $68k a year vs high-school graduates aged 25–34 in OH; 2023 ACS 5-year pooled, adjusted to 2024 dollars
Payback: 2.2 years (likely 1.7–2.9); Bump vs net cost plus loan interest
10-year net return: $406k (likely $249k – $590k); Today's dollars
20-year net return: $1.20M (likely $858k – $1.62M); Today's dollars
Odds of finishing (school-wide): 61%; Fall 2019 or AcadYr 2019-20 cohort (differs by institutional calendar), reported in IPEDS DCY2025-26
Borrowers making progress / in default, 2 years in: not reported / ≤ 10%; NSLDS AY2016-17, AY2017-18 pooled cohorts measured in 2018-19, 2019-20