Gas Prices in McKinney, TX Today

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

$2.90

Average Regular Unleaded — McKinney, Texas

Current Gas Prices in McKinney

The average cost to fill up in McKinney, Texas is $$2.90 per gallon for regular gas right now. Compared to the national average, McKinney drivers are paying $1.09 below the national average, reflecting local market dynamics.

Fuel TypePrice / GallonGradeTrend
Regular Unleaded$2.9087 octane▲ Rising
Mid-Grade$3.3589 octane▲ Rising
Premium$3.6291-93 octane▲ Rising
Diesel$3.93N/A▲ Rising

Price Comparison

McKinney Average
$2.90
Regular Unleaded
Texas State Average
$2.73
$0.17 above the Texas average
National Average
$3.99
$1.09 below the national average

About Gas Prices in McKinney

The McKinney fuel market reflects Texas's broader pricing environment while adding local demand characteristics. With a growing population and rising commuter traffic, demand pressure in McKinney is steady. Warehouse club stations and discount brands regularly beat street prices by 10-20 cents per gallon.

Gas Prices by Brand in This City

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

CHEAPEST
Costco
$2.75
Speedway
$2.87
Circle K
$2.88
Sunoco
$2.91
Marathon
$2.92
BP
$2.94
Mobil
$2.95
Exxon
$2.96
Shell
$2.98
Chevron
$3.00

Fuel Type Prices in This City

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

Gas Prices in Nearby Cities

Frisco$2.66Plano$2.86Garland$2.69Mesquite$2.73Dallas$2.69Irving$2.83Arlington$2.59Fort Worth$2.56
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Frequently Asked Questions

Each gallon of gas in McKinney, 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 McKinney is $$2.90 per gallon for regular unleaded. Premium is approximately ${premPrice} and diesel runs ${dslPrice}. Individual station prices vary by 15-25 cents across the metro area.
The cheapest gas in McKinney is typically found at warehouse clubs (Costco, Sam's Club), high-volume discount chains like Circle K and Speedway, and stations in commercial strips with multiple competitors. Our brand comparison table shows current estimated prices by major brand in McKinney.
McKinney's current average of $$2.90 compares to the Texas statewide average of $$2.73. McKinney is $0.17 above the Texas average the state average, which is typical for a metro of its size and location.
Gas stations in McKinney 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 McKinneyGas Prices Near McKinneyCompare All StatesRegular Unleaded in McKinneyPremium Gasoline in McKinneyDiesel Fuel in McKinneyShell - McKinneyExxon - McKinneyBP - McKinneyChevron - McKinneyMobil - McKinneyGas Prices in FriscoGas Prices in PlanoGas Prices in Garland