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Salary data from BLS Occupational Employment and Wage Statistics

Petroleum Engineers Salary: Montana vs Tennessee

Petroleum Engineers earn a median of $84,380 in Montana and $164,240 in Tennessee. That is a nominal gap of $79,860 (-48.6%), with Tennessee paying more before any cost-of-living adjustment.

Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics survey, May 2024 estimates. Cost-of-living adjustment uses BEA Regional Price Parities, most recent release.

$84,380
Montana median
$89,154 after COL
$164,240
Tennessee median
$178,774 after COL
-48.6%
Nominal gap
Tennessee leads
-50.1%
Adjusted gap
Tennessee leads after COL

The story behind the numbers

On raw wages, Tennessee pays $79,860 more per year than Montana for petroleum engineers, a gap of +48.6%.

After adjusting for cost of living, Tennessee still comes out ahead, with roughly $89,620 of extra purchasing power (+50.1% real gap). Local prices do not reverse the nominal advantage.

Full breakdown by location

Detailed wage, employment, and cost-of-living figures for petroleum engineers in each location. Click through to the full local salary page for percentiles, outlook, and peer areas.

Petroleum Engineers

Montana

Median salary
$84,380
Mean salary
$103,570
Employment
200
Location quotient
3.25
Jobs per 1,000
0.4
COL-adjusted median
$89,154
Regional Price Parity
94.6%

Exact state RPP match.

Full Petroleum Engineers page for Montana →

Petroleum Engineers

Tennessee

Median salary
$164,240
Mean salary
$151,770
Employment
50
Location quotient
0.13
Jobs per 1,000
0.0
COL-adjusted median
$178,774
Regional Price Parity
91.9%

Exact state RPP match.

Full Petroleum Engineers page for Tennessee →

Related pages

Keep digging into petroleum engineers from a different angle.

Common questions about this comparison

What does the cost-of-living adjustment actually do? +

It divides each location's nominal median wage by its Regional Price Parity (RPP), which measures how local prices compare to the national average (100 = national). A wage of $100,000 in an area with RPP 120 has the same purchasing power as roughly $83,000 nationally.

Why would the nominal and adjusted winners disagree? +

High-cost metros often pay higher salaries, but not by enough to fully offset the higher cost of housing, goods, and services. When that happens, the location with the lower nominal wage actually offers more real purchasing power.

What is a location quotient? +

The location quotient measures how concentrated an occupation is in a given area versus the national average. A value of 2.0 means the occupation is twice as common there as nationally. It is a signal of what a state specializes in.