Civil Engineer Salary in South Dakota (2026)
The average Civil Engineer in South Dakota earns around $100,000/year. After taxes, your estimated take-home is $79,180/year ($6,598/month).
Take-Home Pay Breakdown
| Category | Amount |
|---|---|
Annual Take-Home Pay | $79,180 |
Monthly Take-Home Pay | $6,598 |
Biweekly Take-Home Pay | $3,045 |
Hourly Take-Home Pay based on 2,080 hrs/year | $38/hr |
Federal Tax | $13,170 |
State Tax | $0 |
FICA Taxes | $7,650 |
Effective Tax Rate total taxes ÷ gross salary | 20.82% |
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Civil Engineer Salary Ranges in South Dakota
Not all Civil Engineers earn the same — not even close
South Dakota's civil engineering market is anchored by South Dakota Department of Transportation SDDOT (the substantial post-2024 SDDOT I-29 + I-90 + I-190 corridor + the substantial Black Hills Highway 16 + Mount Rushmore access + the substantial SD-Wyoming + SD-Nebraska + SD-North Dakota border infrastructure), Ellsworth Air Force Base Rapid City (~8K + 28th Bomb Wing + post-2024 B-21 Raider main operating base infrastructure ramp + the substantial Ellsworth facility expansion), Sanford Underground Research Facility SURF Lead (the substantial former Homestake mine + DUNE + LZ physics facility civil + the substantial post-2024 DUNE excavation), the substantial SD wind energy infrastructure (post-IRA 2022 acceleration + post-2024 SD #3 US wind state by per-capita), South Dakota Mines (School of Mines and Technology Rapid City + the substantial SD Mines Civil + Environmental + Mining Engineering), USACE Omaha District + the substantial Missouri River infrastructure, plus SDSU + USD + Black Hills State engineering pipelines.
Senior CE (SDDOT / Transportation)
$92,000–$138,000+ benefits
SDDOT · the substantial post-2024 I-29 + I-90 + I-190 + Black Hills Highway 16
Senior CE (Cleared / Ellsworth B-21 Facilities)
$112,000–$168,000+ TC
Ellsworth AFB + post-2024 B-21 Raider · cleared facility CE + TS/SCI premium
Senior CE (SURF Lead / DUNE)
$108,000–$162,000+ TC
Sanford Underground Research Facility · DUNE + LZ + DOE physics facility CE
Senior CE (Mount Rushmore / Black Hills)
$88,000–$132,000+ bonus
Mount Rushmore + Black Hills + Crazy Horse + Badlands + the substantial NPS SD
Senior CE (USACE Missouri River)
$95,000–$148,000
USACE Omaha District · Missouri River + Oahe Dam + Big Bend + Fort Randall
Senior Structural Engineer
$92,000–$138,000+ TC
Structural at AECOM + Stanley Consultants + private practice + the substantial SD
Senior Water / Environmental Engineer
$85,000–$128,000+ bonus
Water + environmental · the substantial SD Missouri River + Black Hills aquifer
Senior Construction Manager
$98,000–$152,000+ bonus
Construction management at major SD infrastructure + Ellsworth B-21 + SURF + SDDOT
Mid-Career CE (3-7 yrs)
$68,000–$98,000
Functional CE at SD firms + SDDOT · transitioning to senior band
Junior CE (0-3 yrs)
$55,000–$72,000
SD Mines + SDSU + USD + Black Hills State Engineering pipeline · entry band
Worth knowing: Ellsworth AFB post-2024 B-21 Raider main operating base infrastructure ramp + Sanford Underground Research Facility SURF Lead DUNE excavation dual-anchor is one of the country's distinctive concentrated US single-state cleared aerospace facility + physics underground facility CE anchor and a feature most national CE surveys understate for SD. Ellsworth Air Force Base (~8K + the substantial post-2024 B-21 Raider main operating base selection as one of the country's first US B-21 Raider basing decisions + the substantial Ellsworth post-2024 B-21 infrastructure ramp including hangar + maintenance facility + flight line + the substantial Ellsworth $440M+ post-2024 B-21 facility construction + the substantial Ellsworth-Powder River Training Complex range infrastructure) supports substantial SD cleared facility CE. Senior cleared Ellsworth B-21 facility CEs clear $112-168K+ TC. Sanford Underground Research Facility SURF Lead (the substantial former Homestake gold mine 4,850 ft underground + the substantial DUNE Deep Underground Neutrino Experiment + LZ LUX-ZEPLIN dark matter + the substantial post-2024 DUNE Far Detector excavation + the substantial post-2024 LBNF Long-Baseline Neutrino Facility construction) supports substantial SD physics facility CE. SDDOT I-29 + I-90 + I-190 + Black Hills + Mount Rushmore + USACE Omaha District Missouri River + Oahe Dam + the substantial SD wind energy infrastructure. SD 0% state income tax + SD RTW since 1946 anchor the SD CE proposition.
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More on South Dakota
Salaries by profession, top-paying roles by industry, and an economic breakdown for South Dakota in 2026.
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