Gas Prices in Cambridge, MA Today

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

$3.40

Average Regular Unleaded — Cambridge, Massachusetts

Current Gas Prices in Cambridge

Gas in Cambridge, Massachusetts is averaging $$3.40 per gallon as of {month} {year}. Whether you drive a truck, sedan, or SUV, finding the best Cambridge gas prices can save you hundreds annually.

Fuel TypePrice / GallonGradeTrend
Regular Unleaded$3.4087 octane▲ Rising
Mid-Grade$3.9389 octane▲ Rising
Premium$4.2591-93 octane▲ Rising
Diesel$4.60N/A▲ Rising

Price Comparison

Cambridge Average
$3.40
Regular Unleaded
Massachusetts State Average
$3.10
$0.30 above the Massachusetts average
National Average
$3.99
$0.59 below the national average

About Gas Prices in Cambridge

Cambridge's competitive fuel landscape includes stations from virtually every major brand. National chains operate alongside local independents, creating genuine price competition. Use GasBuddy or a similar app to see real-time Cambridge prices — the map view typically reveals clusters of low-priced stations that aren't obvious from the road.

Gas Prices by Brand in This City

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

Fuel Type Prices in This City

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

Gas Prices in Nearby Cities

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Frequently Asked Questions

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 Cambridge 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 Cambridge, Massachusetts includes 18.4 cents in federal excise tax plus {tax} cents in Massachusetts 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 Cambridge is $$3.40 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.

Related Gas Price Pages

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