How much does a Civil Engineer make in Hawaii?

The average Civil Engineer salary in Hawaii is around $100,000 per year. After federal taxes, FICA, and Hawaii state taxes, your estimated take-home pay is approximately $73,023 annually ($6,085/month).

What is the take-home pay for a Civil Engineer in Hawaii?

On a $100,000 salary in Hawaii, your take-home pay is approximately $73,023/year or $6,085/month. Federal tax: $13,170. State tax: $6,157. FICA: $0.00.

Is $100,000 a good Civil Engineer salary?

$100,000 is a strong salary for a Civil Engineer — above the national median. In Hawaii, demand for this role is active.

How do Hawaii taxes affect Civil Engineer salaries?

Hawaii levies state income tax on top of federal taxes. Your estimated state tax on $100,000 is $6,157. Your total effective tax rate is approximately 27.0%.

What are the career growth prospects for Civil Engineers?

5% growth through 2032 (faster than average). Related roles include: Structural Engineer, Environmental Engineer, Transportation Engineer, Geotechnical Engineer.

How can a Civil Engineer in Hawaii reduce their tax bill?

Maximize your 401(k) contribution ($24,500 in 2026) to reduce taxable income. An HSA ($4,400 single / $8,750 family) adds further pre-tax savings. These strategies can save thousands annually — use our calculator to see your exact savings.

Engineering

Civil Engineer Salary in Hawaii (2026)

The average Civil Engineer in Hawaii earns around $100,000/year. After taxes, your estimated take-home is $73,023/year ($6,085/month).

Take-Home Pay Breakdown

Category	Amount
Annual Take-Home Pay	$73,023
Monthly Take-Home Pay	$6,085
Biweekly Take-Home Pay	$2,809
Hourly Take-Home Pay based on 2,080 hrs/year	$35/hr
Federal Tax	$13,170
State Tax	$6,157
FICA Taxes	$7,650
Effective Tax Rate total taxes ÷ gross salary	26.98%

Estimates only — not tax advice. · Full disclaimer →

Want to model 401(k), HSA, or pre-tax contributions against your full salary? Open the salary calculator →

Got a year-end bonus, sign-on, or retention payout? See the bonus calculator →

1099 contract work or side gigs? Self-employment tax adds 15.3% on top. Open the 1099 tax calculator →

Working overtime? The 2025 OBBBA deduction may save you up to $12,500 on federal tax. Open the No Tax on Overtime calculator →

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Civil Engineer Salary Ranges in Hawaii

Entry Level (0–3 yrs)

$75,000

/year

See tax breakdown →

Mid Level (3–7 yrs)

$100,000

/year

See tax breakdown →

Senior Level (7+ yrs)

$145,000

/year

See tax breakdown →

Not all Civil Engineers earn the same — not even close

Hawaii's civil engineering market is anchored by Honolulu Authority for Rapid Transportation HART Honolulu Rail Transit (the substantial post-2025 Honolulu Rail Transit Skyline opening + the substantial $12B+ Honolulu Rail civil engineering as one of country's largest US recent transit projects), post-2023 Maui wildfire reconstruction CE (the substantial post-2023 Lahaina Maui wildfire $5.5B+ reconstruction + the substantial post-2024 Lahaina rebuild civil engineering), JBPHH + Pearl Harbor Naval Shipyard + Pacific Fleet federal construction + Tripler AMC + Marine Corps Base Hawaii Kaneohe + Schofield Barracks 25th Infantry Division federal civil engineering, Hawaiian Electric grid modernization + post-2023 Maui wildfire grid hardening + post-IRA 2022 HI solar + battery, HI transportation infrastructure (HDOT + H-1 + H-2 + H-3 freeway + Likelike Highway + the substantial post-IIJA 2021 federal funding + the substantial HI bridge + road rehabilitation), HI airports (HDOT Airports Division + Honolulu HNL + Kahului OGG + Lihue LIH + Kona KOA + Hilo ITO airport infrastructure), University of Hawaii at Manoa College of Engineering + Hawaii Pacific University + UH Hilo civil engineering pipeline.

Sr / Lead Civil Engineer

$135,000–$215,000+ bonus

Sr CE at HART + HDOT + post-Maui + JBPHH + Hawaiian Electric · multi-project

Sr Structural Engineer

$118,000–$185,000+ bonus

Structural at HI major firms · HART + Hawaii hospital + airport + bridge

Sr Civil Engineer (HART Honolulu Rail Transit)

$118,000–$182,000+ bonus

HART · post-2025 Skyline + the substantial $12B+ Honolulu Rail civil eng

Sr Civil Engineer (post-Maui Wildfire Reconstruction)

$108,000–$165,000+ bonus

post-2023 Lahaina Maui rebuild · FEMA + State + County coordination

Sr Civil Engineer (HDOT / Transportation)

$105,000–$162,000+ bonus

HDOT + H-1 + H-2 + H-3 + Likelike + post-IIJA federal funding

Sr Civil Engineer (JBPHH / Pacific Fleet Federal)

$115,000–$175,000+ bonus

JBPHH + Pearl Harbor Naval Shipyard + Pacific Fleet · cleared · TS/SCI

Sr Water Resources / Environmental Engineer

$108,000–$165,000+ bonus

HI DLNR + Board of Water Supply + post-2023 Maui water resources

Sr Civil Engineer (Airport / HDOT Airports)

$105,000–$162,000+ bonus

HDOT Airports · HNL + OGG + LIH + KOA + ITO · airport infrastructure

Mid-Level CE (3-6 yrs)

$82,000–$118,000+ bonus

Functional CE at HI major employers · transitioning to senior band

Junior CE / EIT (0-3 yrs)

$68,000–$92,000+ bonus

UH Manoa Eng + HPU + UH Hilo · entry EIT band

Worth knowing: HART Honolulu Rail Transit + post-2023 Maui wildfire reconstruction + JBPHH + Pacific Fleet federal construction + Hawaiian Electric grid modernization tetra-anchor is one of the country's distinctive concentrated US single-state major rail transit + post-disaster reconstruction + federal Pacific cleared + grid modernization CE cluster and a feature most national CE surveys understate for HI. Honolulu Authority for Rapid Transportation HART (the substantial post-2025 Honolulu Rail Transit Skyline opening + the substantial $12B+ Honolulu Rail Transit civil engineering as one of country's largest US recent transit projects + the substantial post-2024 HART substantial civil engineering activity). post-2023 Lahaina Maui wildfire reconstruction CE (the substantial post-2023 Lahaina wildfire $5.5B+ reconstruction + the substantial post-2024 Lahaina rebuild + FEMA + State of Hawaii + County of Maui coordination). JBPHH + Pearl Harbor Naval Shipyard + Pacific Fleet HQ + Tripler AMC + Marine Corps Base Hawaii Kaneohe + Schofield Barracks federal civil engineering (the substantial cleared facility CE + ITAR + TS/SCI premium). Hawaiian Electric grid modernization (post-2023 Maui wildfire grid hardening + post-IRA 2022 HI solar + battery). HDOT H-1 + H-2 + H-3 freeway + Likelike Highway. HDOT Airports Division HNL + OGG + LIH + KOA + ITO. UH Manoa College of Engineering. post-Act 46 HI progressive top 11% phased 2024-2031 anchor the HI CE proposition.