Delaware Diesel Prices
Current Price:
$6.007
per gallon
Last updated: 9/12/2026
Cached data
Current Price
$6.007
per gallon
State Tax
$0.220
per gallon
Federal Tax
$0.244
per gallon
Total Tax
$0.464
per gallon
Delaware Diesel Tax Breakdown
| Component | Amount |
|---|---|
| Base Price (before taxes) | $5.543/gal |
| State Tax (DE) | $0.220/gal |
| Federal Tax | $0.244/gal |
| Total Price at Pump | $6.007/gal |
How Delaware Diesel Prices Are Measured
Diesel prices come from two independent sources that measure differently:
AAA Daily Average
Based on over 100,000 gas stations nationwide. Updated daily using actual pump prices reported by stations and credit card transaction data.
- Update frequency: Daily
- Granularity: State-level (all 50 states + DC)
- Methodology: Station-reported pump prices
EIA Weekly Survey
Published by the U.S. Energy Information Administration. Delaware falls within PADD 1 - East Coast, one of five Petroleum Administration for Defense Districts (PADDs).
- Update frequency: Weekly (Mondays)
- Granularity: Regional (PADD 1 - East Coast)
- Methodology: Volume-weighted survey of ~900 retail outlets per region
Diesel Prices in Delaware Cities
Find station-level diesel prices in major Delaware cities:
Compare Delaware to Nearby States
Bordering states plus other markets in PADD 1 - East Coast:
| State | State Tax | Difference |
|---|---|---|
| Delaware (Current) | $0.220/gal | - |
| Pennsylvania | $0.741/gal | +0.521 |
| New Jersey | $0.178/gal | -0.042 |
| Maryland | $0.366/gal | +0.146 |
| New York | $0.442/gal | +0.222 |
| Virginia | $0.265/gal | +0.045 |
| Connecticut | $0.495/gal | +0.275 |
| Rhode Island | $0.340/gal | +0.120 |
| Massachusetts | $0.240/gal | +0.020 |
Get Delaware Diesel Prices via API
from oilpriceapi import OilPriceAPI
client = OilPriceAPI(api_key="YOUR_API_KEY")
# Get Delaware state average
price = client.diesel_prices.get_regional(state="DE")
print(f"Delaware diesel: ${price.price}/gal")
# Get station-level prices in Wilmington
stations = client.diesel_prices.get_stations(
lat=39.7391,
lng=-75.5398,
radius=8047 # 5 miles
)
for station in stations:
print(f"{station.name}: ${station.diesel_price}")Frequently Asked Questions
Why is diesel expensive in Delaware?
Delaware diesel is $6.007/gal due to a state tax of $0.220/gal (one of the lowest in the US) and stricter fuel regulations.
What cities in Delaware have the cheapest diesel?
Wilmington typically have competitive diesel prices. View city-specific data for exact prices.
Can I get real-time Delaware diesel prices?
Yes! Use our API to get station-level prices updated every 24 hours from 130,000+ US stations including Delaware.
View API documentation →Related Pages
Need Delaware Diesel Data in Your App?
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