Gas Prices in Champaign, IL Today

Updated April 5, 2026 — Prices updated regularly from EIA data

$3.57

Average Regular Unleaded — Champaign, Illinois

Current Gas Prices in Champaign

Motorists in Champaign are seeing $$3.57 per gallon at the pump today for regular gas. This is $0.21 above the Illinois average the Illinois state average, driven by local competition and Champaign's proximity to supply infrastructure.

Fuel TypePrice / GallonGradeTrend
Regular Unleaded$3.5787 octane▲ Rising
Mid-Grade$4.1389 octane▲ Rising
Premium$4.4691-93 octane▲ Rising
Diesel$4.83N/A▲ Rising

Price Comparison

Champaign Average
$3.57
Regular Unleaded
Illinois State Average
$3.36
$0.21 above the Illinois average
National Average
$3.99
$0.42 below the national average

About Gas Prices in Champaign

Champaign's position in Illinois gives it Midwest supply chain supply chain characteristics. Refinery-direct brands like Valero and wholesale retailers like Costco typically offer the strongest value in the area. Premium brands like Shell and Chevron charge a quality markup that may or may not be worth it depending on your vehicle.

Gas Prices by Brand in This City

Estimated prices based on brand modifiers. Sorted cheapest to most expensive.

CHEAPEST
Costco
$3.42
Speedway
$3.54
Circle K
$3.55
Sunoco
$3.58
Marathon
$3.59
BP
$3.61
Mobil
$3.62
Exxon
$3.63
Shell
$3.65
Chevron
$3.67

Fuel Type Prices in This City

Regular Unleaded
87 octane
Premium Gasoline
91-93 octane
Diesel Fuel
N/A

Gas Prices in Nearby Cities

Decatur$3.67Bloomington$3.67Springfield$3.34Peoria$3.65Joliet$3.32
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Frequently Asked Questions

Champaign and surrounding cities typically track similar fuel prices given shared supply infrastructure. Differences of 5-15 cents between nearby cities are common depending on local tax differences and competition levels.
A 10-cent savings on 15 gallons equals $1.50. If the cheaper station is 5 miles away and your car gets 25 MPG, the detour costs about 0.4 gallons. Savings above 15 cents per gallon are consistently worth moderate detours.
Most states have price gouging statutes that activate during declared emergencies. Outside of emergency declarations, gas stations set prices based on market conditions. Normal price variation between stations is competition, not gouging.
GasBuddy is the most comprehensive option for Champaign with millions of user-reported prices updated in real time. Waze integrates gas prices into navigation. GetUpside/Upside offers cashback on purchases at qualifying stations.
Each gallon of gas in Champaign, Illinois includes 18.4 cents in federal excise tax plus {tax} cents in Illinois state fuel tax — a combined {totalTax} cents per gallon. On a 15-gallon fill-up, you pay ${taxTotal} in fuel taxes alone.

Related Gas Price Pages

Gas Prices in IllinoisCheapest Gas in ChampaignGas Prices Near ChampaignCompare All StatesRegular Unleaded in ChampaignPremium Gasoline in ChampaignDiesel Fuel in ChampaignShell - ChampaignExxon - ChampaignBP - ChampaignChevron - ChampaignMobil - ChampaignGas Prices in DecaturGas Prices in BloomingtonGas Prices in Springfield