What does a Petroleum Engineers salary really buy you in Louisiana?
Louisiana is 9.4% cheaper than the US averageData: BLS OEWS 2024 + BEA Regional Price Parities 2022 • Updated 2026-03-31
Louisiana's Regional Price Parity (RPP) is 90.6, meaning prices are 9.4% lower the national average. A Petroleum Engineers earning $134,630 in Louisiana has the equivalent purchasing power of $148,598 in an average-cost US state.
Every dollar goes further in low-cost states. Here is how each salary percentile compares after adjusting for Louisiana's cost of living.
| Percentile | Nominal Salary | COL-Adjusted | Difference |
|---|---|---|---|
| 10th Percentile (P10) | $37,490 | $41,379 | +$3,889 |
| 25th Percentile (P25) | $46,500 | $51,324 | +$4,824 |
| Median (P50) | $134,630 | $148,598 | +$13,968 |
| 75th Percentile (P75) | $165,040 | $182,163 | +$17,123 |
| 90th Percentile (P90) | $214,410 | $236,655 | +$22,245 |
A Petroleum Engineers in Louisiana earns $134,630 on paper, but low living costs mean your money goes 10% further — like earning $148,598 in an average-cost state. This makes Louisiana one of the best value states for this occupation.
Where does Petroleum Engineers salary stretch the furthest? Top 10 states ranked by COL-adjusted median salary.
Louisiana ranks #8 out of 23 states for Petroleum Engineers after cost-of-living adjustment.
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A Petroleum Engineers in Louisiana earns a median salary of $134,630 per year. After adjusting for Louisiana's cost of living (RPP=90.6), the real purchasing power is $148,598 — a +10.4% difference.
Louisiana's cost of living is 9.4% lower than the national average according to the BEA Regional Price Parities (2022). The RPP index for Louisiana is 90.6 (US average = 100).
Regional Price Parities (RPPs) are price indexes published by the U.S. Bureau of Economic Analysis (BEA) that measure differences in price levels across states. They are expressed as a percentage of the national average (US = 100). Higher RPP means higher cost of living.
The adjusted salary is calculated as: Nominal Salary x (100 / RPP). For a Petroleum Engineers in Louisiana: $134,630 x (100 / 90.6) = $148,598. This represents what the salary would be worth in a state with average living costs.
From a purchasing power perspective, yes. A Petroleum Engineers in Louisiana enjoys 10.4% more buying power than the nominal salary suggests, because living costs are below the national average. However, other factors like job availability, career growth, and quality of life also matter.