Cheapest Gas in Clarksville, TN

Updated May 20, 2026 — Prices updated regularly from EIA data

$2.67

Lowest price at Costco in Clarksville

Finding Cheap Gas in Clarksville

Gas price hunting in Clarksville, Tennessee rewards the prepared driver. The spread between today's lowest ($$2.67) and highest ($$2.92) local prices is $$0.25 per gallon — a meaningful difference for anyone filling up weekly.

Maximum Savings in Clarksville

Choose Costco over Chevron

$0.25 per gallon

$3.75 per 15-gallon fill • $12.00 per year (est.)

Cheapest Brands in Clarksville

Rank	Brand	Est. Price	Savings vs. Most Expensive
#1	Costco	$2.67	$0.25
#2	Speedway	$2.79	$0.13
#3	Circle K	$2.80	$0.12
#4	Sunoco	$2.83	$0.09
#5	Marathon	$2.84	$0.08
#6	BP	$2.86	$0.06
#7	Mobil	$2.87	$0.05
#8	Exxon	$2.88	$0.04
#9	Shell	$2.90	$0.02
#10	Chevron	$2.92	$0.00

Gas Saving Tips for Clarksville Drivers

Avoid filling up at highway exits, airports, and tourist areas where convenience premiums routinely add 15-25 cents per gallon.
Keep your tires properly inflated to the manufacturer's recommended PSI — under-inflated tires reduce fuel economy by up to 3%, costing you money every mile.
Accelerate and brake gradually. Aggressive driving can reduce fuel economy by 15-40%, directly increasing how often you fill up.
Track weekly price cycles in your city — most markets follow predictable weekly patterns. Identifying yours and filling on low-price days saves 5-15 cents per gallon consistently.
Fill up before holiday weekends. Memorial Day, Fourth of July, and Labor Day consistently see 10-25 cent price spikes as demand surges. Topping off Thursday before a holiday weekend beats the rush.