Environmental Engineer.
Boulder.
$105,000
median salary, 17% above the national average
$81,000 to $134,000. Last updated April 2026.
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Data points to own the conversation.
Boulder is 15% more expensive than the national average. For Environmental Engineers, that shakes out to a median of $105,000, with the full range spanning $81,000 to $134,000. PE licensure, specialization in water treatment or air quality, and experience with EPA regulatory compliance drive the biggest salary differences. Know the range before you walk in.
Salary range
Where do you fall?
Salary by experience
The gap between entry and lead level is typically $95,000. Where you land depends on years of experience and what you bring to the table.
Entry (0-2 yrs)
$68,000
to $84,000
Mid (3-5 yrs)
$89,000
to $110,000
Senior (6-9 yrs)
$116,000
to $137,000
Lead (10+ yrs)
$131,000
to $163,000
Salary trend
+3% YoYTotal compensation
Base salary is not the full picture. Equity, bonus, and signing can add $28,000 to the total package.
Base
$105,000
Equity
$16,000
Bonus
$10,000
Signing
$2,000
Estimated total: $133,000
How Boulder compares
Boulder, CO
$105,000
Cost of living: 15% above average
National Average
$90,000
Boulder is $15,000 above
Environmental Engineer salary by city
Salary by role in Boulder
What you should know
Here is what the Environmental Engineer market actually looks like in Boulder. Boulder is one of America's most concentrated startup hubs per capita, with a strong presence in aerospace, natural products, and technology. The University of Colorado and national labs like NIST and NOAA drive research employment. Outdoor lifestyle attracts top talent willing to accept slightly lower salaries. PE licensure, specialization in water treatment or air quality, and experience with EPA regulatory compliance drive the biggest salary differences. Engineers working on remediation of contaminated sites or in the oil and gas sector earn premiums for hazardous conditions expertise.
Junior Environmental Engineers earn $70,000 to $80,000. Mid-career engineers with PE licensure reach $88,000 to $105,000. Senior Engineers and Project Managers command $105,000 to $130,000, while Principal Engineers and Directors at consulting firms exceed $145,000. In Boulder, cost of living sits near the national average, so the numbers you see are roughly what you keep.
Base salary is not the full picture. PE-licensed engineers receive immediate salary bumps of 10 to 15%. Annual bonuses of 5 to 12% are typical at consulting firms. Government roles offer pension benefits and strong job security, though base salaries trend 10 to 15% lower than private sector. And on the tax side: colorado has a flat 4.4% state income tax. Boulder has no additional city income tax. The moderate rate combined with high quality of life makes it competitive despite higher housing costs. When someone quotes you $105,000, ask what the total package looks like. The gap between base and total comp is where real money hides.
On negotiation: Reference the startup density. Boulder employers compete fiercely for talent and often offer equity packages that rival larger metros. Negotiate total compensation, not just base. The range for Environmental Engineers in Boulder runs from $81,000 to $134,000. That is not a narrow window. Where you land inside it depends almost entirely on whether you negotiate and how well you prepare.
Sources: SEC filings, H-1B LCA (DOL), BLS OES, 50+ job posting platforms. COL: BEA Regional Price Parities (2025). Data verified by Justin Bartak, Founder & Chief AI Officer. Last verified April 8, 2026. Full methodology
Considering a related role?
- A Customer Success Manager in Boulder earns $106,000 (1% more)
- The highest-paying role in Boulder is Distinguished Engineer at $368,000
Common questions.
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