Gas prices by state

Tennessee Gas Prices

Estimated current fuel and electricity prices for Tennessee, plus monthly and annual driving cost estimates for a typical commuter.

Low-cost statevs US avg $3.29/gal · $-0.34

Updated for 2026
US avg fuel prices
EV rates vary by state
Transparent assumptions

Regular

$2.95

per gallon

Premium

$3.60

per gallon

Diesel

$3.50

per gallon

Electricity

$0.12

per kWh

Estimated driving cost in Tennessee

Monthly (1,000 mi · 27 MPG)

$109

Annual (12,000 mi)

$1311

EV monthly (1,000 mi · 3.5 mi/kWh)

$34

Key takeaway

At Tennessee prices, switching from gas to EV saves roughly $75/month on a typical 1,000-mile driving month — about $900/year.

Switch to gas, premium or EV in the fuel cost calculator or estimate a full drive with the trip cost calculator.

How Tennessee compares

Regular gas, $/gal — this state vs cheapest and priciest in the US.

Mississippi· cheapest$2.80

Arkansas· cheapest$2.85

Texas· cheapest$2.85

Tennessee (this state)$2.95

US average$3.29

California· most expensive$4.65

Hawaii· most expensive$4.55

Washington· most expensive$4.20

Cheapest states for gas

Most expensive states

Nearby states

Alabama$2.95 Kentucky$3.00 Georgia$3.10 Indiana$3.20 Mississippi$2.80 Arkansas$2.85

Commuting in Tennessee

Estimate commute fuel cost for a typical driver in these cities.

Nashville Memphis Knoxville Chattanooga

Popular Tennessee road trips

Washington → Knoxville506 mi Washington → Chattanooga623 mi Philadelphia → Knoxville649 mi Washington → Nashville668 mi New York → Knoxville742 mi New York → Chattanooga860 mi New York → Nashville894 mi New York → Memphis1125 mi

Best road trips in Tennessee → · All Tennessee routes →

Curated picks

Popular Drives From Tennessee

Short-distance Tennessee routes at the state's $2.95/gal average.

All routes

Nashville, TN → Atlanta, GA

250 mi · 3.8 h · ~$26 gas

Memphis, TN → Nashville, TN

232 mi · 3.7 h · ~$24 gas

Chattanooga, TN → Nashville, TN

134 mi · 2.2 h · ~$14 gas

Chattanooga, TN → Atlanta, GA

123 mi · 2.0 h · ~$13 gas

Memphis, TN → St. Louis, MO

284 mi · 4.6 h · ~$30 gas

Nashville, TN → Knoxville, TN

189 mi · 3.0 h · ~$20 gas

How we estimate Tennessee prices

Per-gallon prices: State-level estimates for regular, premium and diesel calibrated to recent averages.
Electricity rate: Residential per-kWh rate used for EV charging cost comparisons.
Monthly cost formula: (monthly miles ÷ MPG) × $/gal — defaults assume ~1,000 miles/month.
Local variation: City prices can swing ±$0.30/gal from state averages; taxes and refinery proximity dominate.

Sources & assumptions

EPA fuel economy data — City / highway / combined MPG and MPGe baselines.
U.S. Department of Energy (fueleconomy.gov) — Vehicle efficiency and EV range references.
AAA gas price trends — Recent national and regional retail fuel averages.
EIA electricity rates — Average residential per-kWh prices used for EV charging.

We summarize publicly available data — no scraping, no external API calls. Figures are calibrated periodically; use the calculators above for your exact inputs.

FAQ

Why are Tennessee gas prices lower than the national average?

Prices reflect local fuel taxes, refining capacity, and transport costs. Tennessee currently averages about $2.95 per gallon of regular.

How much does it cost to drive 1,000 miles in Tennessee?

At $2.95/gal and 27 MPG, 1,000 miles costs about $109 in fuel. Use the trip calculator for exact estimates.

Is it cheaper to drive an EV in Tennessee?

At $0.12/kWh and 3.5 mi/kWh, 1,000 miles costs roughly $34 — typically cheaper versus gas.

How often are these prices updated?

These are rolling estimates for editorial use. Verify current prices at a local station or via AAA before fueling up.