What is the median salary for Mechanical Engineers in St. Louis?

According to BLS OEWS May 2025, the median annual wage for Mechanical Engineers in St. Louis, MO-IL is $100,340.

How does St. Louis pay compare to the US median for Mechanical Engineers?

Local median pay is 3.6% below the national OEWS median of $104,110.

How does cost of living change what that wage buys?

BEA RPP for St. Louis is 95.1 (US = 100, 2024). The local median of $100,340 has about the same purchasing power as $105,510 at US-average prices.

How current is this data?

Wages are BLS OEWS May 2025. Price levels use BEA Regional Price Parities for 2024. See methodology for source details.

Mechanical Engineers, St. Louis

$100,340

BLS OEWS median annual wage in St. Louis, MO-IL. Middle half of wages roughly $79,740 to $120,020.

BLS OEWS median, May 2025, as of May 15, 2026. BEA Regional Price Parity 2024. Disclaimer

vs US median: −3.6%
US median: $104,110
Metro RPP: 95.1
Middle half: $79,740 to $120,020
OEWS employment: 2,190
SOC: 17-2141

Mechanical Engineers in St. Louis pay a median $100,340 (May 2025), 3.6% below the US median of $104,110. At local prices (RPP 95.1), that median buys about what $105,510 buys at US-average prices.

Purchasing power

$100,340 in St. Louis buys about what $105,510 buys at US-average prices (BEA RPP 95.1, 2024). Housing (rents) RPP is 79 vs all-items 95.1 (US = 100, 2024).

Find jobs

See current openings for Mechanical Engineers in St. Louis.

Search on Indeed Search on LinkedIn

Opens external site · PayByCity is not affiliated with Indeed or LinkedIn · Listings not verified by us

Mechanical Engineers in nearby metros

Metro	Median	Middle half	RPP
St. Louis	$100,340	$79,740 to $120,020	95.1
Cincinnati	$104,220	$81,960 to $132,490	95.4
San Francisco	$161,370	$128,330 to $183,990	115.6
Tulsa	$107,440	$85,210 to $129,220	89.2

BLS OEWS May 2025 where published for the CBSA.

FAQ

What is the median salary for Mechanical Engineers in St. Louis?: According to BLS OEWS May 2025, the median annual wage for Mechanical Engineers in St. Louis, MO-IL is $100,340.
How does St. Louis pay compare to the US median for Mechanical Engineers?: Local median pay is 3.6% below the national OEWS median of $104,110.
How does cost of living change what that wage buys?: BEA RPP for St. Louis is 95.1 (US = 100, 2024). The local median of $100,340 has about the same purchasing power as $105,510 at US-average prices.
How current is this data?: Wages are BLS OEWS May 2025. Price levels use BEA Regional Price Parities for 2024. See methodology for source details.

What this covers

Includes

BEA Regional Price Parities (all items, goods, housing rents, other services)
BLS OEWS median wages, percentile bands, and employment where published
Purchasing-power math: salary × (destination RPP ÷ origin RPP)

Does not include

Federal, state, or local income taxes
Childcare, healthcare premiums, or leave benefits
Job openings. OEWS employment is a published stock estimate, not hiring demand

Median wages are published BLS OEWS metro estimates; price levels use BEA Regional Price Parities. See methodology and disclaimer.