Mechanical Engineer Salary in District of Columbia 2026

Last reviewed · Methodology

The median annual wage for a mechanical engineer in District of Columbia is $121,402 (mean $135,322). After federal, District of Columbia state, and FICA taxes, take-home pay is approximately $85,131/year ($7,094/month).

Median Annual

$121,402

in District of Columbia

Mean Annual

$135,322

vs. $110,920 national

Take-Home / yr

$85,131

after all 2026 taxes

Effective Tax

29.9%

federal + state + FICA

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District of Columbia vs. national mechanical engineer wages

MetricDistrict of ColumbiaNationalDifference
Median annual wage$121,402$99,510+22%
Mean annual wage$135,322$110,920+22%
Take-home (single filer)$85,131after all 2026 taxes

District of Columbia median derived from BLS OEWS May 2024 national figure adjusted by state wage pattern.

Take-home breakdown for $121,402 in District of Columbia

Annual deductions

Federal income tax
−$17,878
District of Columbia state income tax
−$9,105
FICA (SS + Medicare)
−$9,287
Total taxes
−$36,271

Your paycheck

Annual net
$85,131
Monthly net
$7,094
Bi-weekly net
$3,274
Hourly equivalent
$40.93/hr

Assumes single filer, no pre-tax deductions, standard deduction, 2026 IRS brackets. Use the full calculator for filing-status adjustments, 401(k) contributions, and other pre-tax items.

About this occupation

Designs, develops, builds, and tests mechanical and thermal sensors and devices, including tools, engines, and machines.

Outlook (2023-2033)

+11% (2023-2033, much faster than average)

Typical Education

Bachelor's degree in mechanical engineering + state PE license

BLS SOC Code

17-2141

Frequently asked questions

How much does a mechanical engineer make in in District of Columbia in 2026?

The national median annual wage for mechanical engineers was $99,510 in May 2024 (BLS OEWS). With 2026 tax rules, take-home pay runs roughly $72,000-$80,000 depending on state. Senior engineers in aerospace, automotive, or HVAC often earn $140K+.

Which states pay mechanical engineers the most?

California ($120K median), Washington ($115K), Texas ($110K), Massachusetts ($110K), and Maryland ($105K) lead the country. Aerospace, defense, and tech companies drive top pay.

What is the take-home pay on a $121,402 mechanical engineer salary in District of Columbia?

On a $121,402 mechanical engineer salary in District of Columbia, take-home pay is approximately $85,131/year ($7,094/month, $3,274/bi-weekly). That accounts for $17,878 in federal income tax, 9,105 in District of Columbia state income tax, and $9,287 in FICA. The effective tax rate is 29.9%.

Highest-paying states for Mechanical Engineers

Related occupations in District of Columbia

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