Civil Engineer Salary

Rapid City vs Spearfish: Civil Engineer Salary (2026)

Compare civil engineer salaries between Rapid City, SD and Spearfish, SD. All figures are 2026 estimates projected from BLS 2025 data.

Rapid City, SD
$102,938
$49.49/hr
Spearfish, SD
$92,088
$44.27/hr

Side-by-Side Comparison

MetricRapid City, SDSpearfish, SD
Median Salary$102,938$92,088
Hourly Rate$49.49$44.27
Entry Level (P10)$74,756$63,016
25th Percentile$86,096$77,889
75th Percentile$118,209$113,433
Top Earner (P90)$128,729$137,237
Total Employed3505
Side-by-side bar chart comparing Rapid City ($102,938) and Spearfish ($92,088) civil engineer salaries.Rapid CitySpearfishMedian Salary$102,938$92,088Entry Level (P10)$74,756$63,016Top Earner (P90)$128,729$137,237US Median $103,492

Verdict

Rapid City, SD offers better overall compensation for civil engineers, winning 3 out of 4 metrics compared to Spearfish.

The salary gap between Rapid City and Spearfish is $10,850 (11.78%). Rapid City's median is -0.54% compared to the US national median of $103,492.

Salary Range Comparison

The full salary range (10th to 90th percentile) in Rapid City spans $53,973,Spearfish spans $74,221. Spearfish has a wider pay range, suggesting more variation in pay between entry-level and experienced civil engineers.

Rapid City
P10 (Entry)$74,756
P25$86,096
Median$102,938
P75$118,209
P90 (Top)$128,729
Spearfish
P10 (Entry)$63,016
P25$77,889
Median$92,088
P75$113,433
P90 (Top)$137,237

Cost-of-Living Adjusted Comparison

After cost-of-living adjustment, Rapid City ($115,453 effective) pays 16.35% more than Spearfish ($99,233 effective).

Rapid City
Nominal: $102,938
CoL Index: 89.16
Adjusted: $115,453
Spearfish
Nominal: $92,088
CoL Index: 92.8
Adjusted: $99,233

Cost-of-living adjustment: salary × (100 / CoL index). Index of 100 = national average.

Which City Is Right for You?

Choose Rapid City if…

  • Higher median salary ($102,938/year)
  • Larger job market (350 employed)
  • Better purchasing power (CoL-adjusted: $115,453)
  • You prefer the South Dakota area and lifestyle

Choose Spearfish if…

  • Better top-earner potential ($137,237)
  • You prefer the South Dakota area and lifestyle

Historical Salary Growth Comparison

Based on BLS OEWS metropolitan area data, civil engineer salaries in Rapid City grew 36.2% from 2019 to 2025, compared to 23.0% growth in Spearfish over the same period.

Rapid City, SD

+36.2%

$73,640 (2019) → $100,300 (2025)

Spearfish, SD

+23.0%

$72,964 (2024) → $89,728 (2025)

View Full Salary Data

Frequently Asked Questions

Which city pays civil engineers more: Rapid City or Spearfish?

Rapid City has a higher median civil engineer salary at $102,938/year, compared to Spearfish at $92,088/year — a difference of $10,850 (11.78%).

What is the hourly rate difference between Rapid City and Spearfish?

Rapid City civil engineers earn $49.49/hr while Spearfish hygienists earn $44.27/hr (2026 est.).

Should I relocate from Rapid City to Spearfish as a civil engineer?

Consider more than just salary when comparing Rapid City and Spearfish. Factor in cost of living (CoL-adjusted: Rapid City = $115,453, Spearfish = $99,233), job availability (350 vs 5 employed), commute, and career growth potential.

What do entry-level civil engineers earn in Rapid City vs Spearfish?

Entry-level (10th percentile) civil engineers earn $74,756 in Rapid City and $63,016 in Spearfish. The Rapid City area offers higher starting salaries.
JC

Written by Jordan Chen, P.E.

Career Analyst

Jordan Chen has 10 years of experience in structural engineering. He works primarily in urban infrastructure projects.

Clinically reviewed by Aisha Patel, Ph.D.Data verified by Carlos Ramirez, M.S.

Methodology & Data Source

All salary figures are 2026 projections based on BLS OEWS May 2025 data. A 2.63% CAGR (derived from 6-year national BLS trends) was applied to estimate current compensation. Cost-of-living adjustments use BEA Regional Price Parity data. Actual salaries vary by employer, certifications, and experience.

Data Sources & Methodology

Source: BLS, OEWS , released .

Compiled and verified by Jordan Chen, P.E., a licensed civil engineer with 10+ years of clinical experience. · View source data at BLS.gov