THE BIG PICTURE · TL;DR
U.S. regular gasoline: $4.48 in the latest weekly reading.
EIA’s U.S. regular gasoline average for September 21, 2026 is $4.48 per gallon, 15.9 cents higher than the preceding week. This is a national weekly observation; local station prices can differ.
The latest official reading.
EIA reports $4.478 per gallon for U.S. regular gasoline for September 21, 2026, including taxes. The preceding weekly reading was $4.319 per gallon. These are dated weekly averages, not today’s station quotes.
Source: EIA · Gasoline and Diesel Fuel Update ↗Source timing
Source date: September 21, 2026
Checked: 2026-09-24T10:06:55.799781+00:00
What the weekly change means.
For an illustrative 15-gallon fill-up at the national weekly average, that week-to-week difference equals $2.38 more. This calculation does not predict the bill at any particular station.
Source: EIA · Gasoline and Diesel Fuel Update ↗Source timing
Source date: September 21, 2026
Checked: 2026-09-24T10:06:55.799781+00:00
Your local price can differ.
EIA explains that gasoline prices depend on crude oil, refining, distribution, taxes, supply, and demand. A national weekly average cannot establish the price at a particular station or the timing of its next change.
Source: EIA · Gasoline price fluctuations ↗Source timing
Source date: Background reference; publication date unavailable
Checked: 2026-09-24T10:06:55.799781+00:00
What to watch
Watch the next official observation.
Check the EIA release page for its next published reading. The live price card shows a dated GasPulse estimate calculated from weekly EIA prices and daily EIA wholesale movement when inputs are fresh; otherwise it shows the weekly observation. The chart keeps its edition snapshot.
Check the source →