Engineering Delaware (DE) Rank #15 of 50

Environmental Engineer Salary in Delaware

The median environmental engineer salary in Delaware is $97,788 per year, which is 1.0% above the national median of $96,820.

Median Salary
$97,788
vs National
+$968
State Rank
#15 of 50
Cost of Living
101%

Environmental Engineer Salary Overview in Delaware (2026)

Delaware ranks #15 out of 50 states for environmental engineer compensation. Delaware falls in the middle of the pack for environmental engineer pay, offering salaries near the national average. At $97,788 per year, environmental engineers in Delaware earn $968 more than the national median of $96,820.

Delaware's cost of living is near the national average at 101%, meaning environmental engineer salaries here translate closely to their face value in purchasing power.

The salary spread in Delaware is significant: environmental engineers at the 10th percentile earn $61,610, while those at the 90th percentile bring home $149,480 — a $87,870 gap that reflects differences in experience, specialization, employer type, and metro area. The highest-paying city in Delaware for this role is Wilmington, where the median reaches $101,661.

Nationally, environmental engineer employment is projected to grow 4% over the next decade (as fast as average). This steady growth indicates stable demand for environmental engineers across the country.

Environmental Engineer Salary in Delaware by Experience

In Delaware, an entry-level environmental engineer earns around $64,640, while experienced professionals earn up to $143,420 per year. The cost of living index in Delaware is 101% of the national average.

Entry Level (0-2 yrs)
$64,640
+$640 vs national
Mid Level (3-7 yrs)
$98,980
+$980 vs national
Senior Level (8+ yrs)
$143,420
+$1,420 vs national

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Salary Percentiles in Delaware

Percentile DE Salary
10th Percentile $61,610
25th Percentile $76,760
Median (50th) $97,788
75th Percentile $123,220
90th Percentile $149,480

Environmental Engineer Salary by City in Delaware

The largest employment areas for environmental engineers in Delaware include Wilmington, Dover, Newark, and Middletown. Salaries vary by city based on local cost of living and demand.

Wilmington, DE
$101,661
Pop. 70,898 · COL 105%
Dover, DE
$92,947
Pop. 39,403 · COL 96%
Newark, DE
$98,756
Pop. 33,398 · COL 102%
Middletown, DE
$94,884
Pop. 22,350 · COL 98%
Bear, DE
$95,852
Pop. 21,000 · COL 99%

How to Become a Environmental Engineer in Delaware

Education

Most environmental engineer positions require a bachelor's degree. Delaware has several accredited institutions offering relevant programs.

Key Skills

Environmental RemediationWater TreatmentAir QualityEPA RegulationsGISProject Management

Job Outlook in Delaware

Nationally, environmental engineer employment is projected to grow 4% over the next decade (as fast as average). Delaware's demand may vary based on local industry trends.

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Frequently Asked Questions: Environmental Engineer Salary in Delaware

How much does a Environmental Engineer make in Delaware? ▼
The median environmental engineer salary in Delaware is $97,788 per year, which is 1.0% above the national median of $96,820. Salaries range from $61,610 (10th percentile) to $149,480 (90th percentile).
How much does a Environmental Engineer make per hour in Delaware? ▼
Based on the median annual salary of $97,788, a environmental engineer in Delaware earns approximately $47 per hour assuming a standard 2,080-hour work year.
Is Delaware a good state for environmental engineers? ▼
Delaware ranks #15 out of 50 states for environmental engineer pay. The cost of living index is 101% of the national average. Entry-level environmental engineers earn $64,640, while senior professionals earn $143,420.
How does Delaware compare to other states for environmental engineer salary? ▼
The highest paying state for environmental engineers is Hawaii at $164,594. Delaware's median of $97,788 ranks #15 nationally. Nearby-ranked states include Rhode Island ($101,661) and Virginia ($100,693).
What is the entry-level environmental engineer salary in Delaware? ▼
An entry-level environmental engineer in Delaware earns approximately $64,640 per year. With 3-7 years of experience, pay increases to around $98,980. Senior-level professionals with 8+ years earn up to $143,420.
What city in Delaware pays environmental engineers the most? ▼
Wilmington is the highest paying city in Delaware for environmental engineers, with a median salary of $101,661. Other cities include Dover and Newark.