Gas Prices in Killeen, TX Today

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

$2.88

Average Regular Unleaded — Killeen, Texas

Current Gas Prices in Killeen

Killeen, Texas gas prices are running $$2.88 per gallon this {month}. The local fuel market reflects Texas's {taxNote} tax rate alongside Killeen's position in the regional supply chain.

Fuel TypePrice / GallonGradeTrend
Regular Unleaded$2.8887 octane▲ Rising
Mid-Grade$3.3389 octane▲ Rising
Premium$3.6091-93 octane▲ Rising
Diesel$3.90N/A▲ Rising

Price Comparison

Killeen Average
$2.88
Regular Unleaded
Texas State Average
$2.73
$0.15 above the Texas average
National Average
$3.99
$1.11 below the national average

About Gas Prices in Killeen

What makes Killeen's gas market tick? Supply to Killeen stations primarily flows through regional pipeline networks, keeping inventory stable but creating price sensitivity to any regional supply disruption. Seasonal demand peaks in summer and dips in winter, though Texas's climate moderates some of this variation.

Gas Prices by Brand in This City

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

CHEAPEST
Costco
$2.73
Speedway
$2.85
Circle K
$2.86
Sunoco
$2.89
Marathon
$2.90
BP
$2.92
Mobil
$2.93
Exxon
$2.94
Shell
$2.96
Chevron
$2.98

Fuel Type Prices in This City

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

Gas Prices in Nearby Cities

Waco$2.94Austin$2.80
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Frequently Asked Questions

Each gallon of gas in Killeen, Texas includes 18.4 cents in federal excise tax plus {tax} cents in Texas state fuel tax — a combined {totalTax} cents per gallon. On a 15-gallon fill-up, you pay ${taxTotal} in fuel taxes alone.
Today's average gas price in Killeen is $$2.88 per gallon for regular unleaded. Premium is approximately ${premPrice} and diesel runs ${dslPrice}. Individual station prices vary by 15-25 cents across the metro area.
The cheapest gas in Killeen is typically found at warehouse clubs (Costco, Sam's Club), high-volume discount chains like Circle K and Speedway, and stations in commercial strips with multiple competitors. Our brand comparison table shows current estimated prices by major brand in Killeen.
Killeen's current average of $$2.88 compares to the Texas statewide average of $$2.73. Killeen is $0.15 above the Texas average the state average, which is typical for a metro of its size and location.
Gas stations in Killeen typically update prices 1-3 times per week in response to wholesale market changes. Prices generally dip early in the week and rise Thursday-Sunday. Following weekly trends helps identify optimal fill-up windows.

Related Gas Price Pages

Gas Prices in TexasCheapest Gas in KilleenGas Prices Near KilleenCompare All StatesRegular Unleaded in KilleenPremium Gasoline in KilleenDiesel Fuel in KilleenShell - KilleenExxon - KilleenBP - KilleenChevron - KilleenMobil - KilleenGas Prices in WacoGas Prices in Austin