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Region · regular gasoline · per gallon$4.47Rocky Mountain gas prices (EIA’s PADD 4), week of October 19, 2026.

Name: Average retail price of regular gasoline in Rocky Mountain
Creator: U.S. Energy Information Administration

The average price of regular gasoline in Rocky Mountain is $4.468 per gallon for the week of October 19, 2026, according to the U.S. Energy Information Administration. That is $0.18 above the U.S. average of $4.284, and up $0.03 from last week.

vs U.S. average: +$0.184calculated
vs last week: +$0.029calculated
vs last year: +$1.471+49.1% · calculated
52-week low: $2.403week of Jan 5
52-week high: $4.587week of May 18

Every grade

Grade	This week	vs last week	vs last year
Regular	$4.468	+$0.029	+$1.471
Midgrade	$4.824	+$0.046	+$1.512
Premium	$5.128	+$0.022	+$1.496
Diesel	$6.422	+$0.120	+$2.837

Source: U.S. Energy Information Administration. Changes are calculated by Cheapest Fill.

Rocky Mountain vs the U.S., 52 weeks

Rocky Mountain regularU.S. average

Data table: last 12 weeks

Week of	Rocky Mountain	U.S.
October 19, 2026	$4.468	$4.284
October 12, 2026	$4.439	$4.331
October 5, 2026	$4.417	$4.354
September 28, 2026	$4.486	$4.465
September 21, 2026	$4.510	$4.478
September 14, 2026	$4.438	$4.319
September 7, 2026	$4.314	$4.157
August 31, 2026	$4.266	$4.071
August 24, 2026	$4.359	$4.085
August 17, 2026	$4.285	$4.049
August 10, 2026	$4.121	$4.006
August 3, 2026	$4.139	$4.079

Other regions

Area	Regular	Week	Year
01Gulf Coast	$3.784	−$0.067	+$1.228
02Lower Atlantic	$3.860	−$0.069	+$1.073
03East Coast	$4.064	−$0.054	+$1.162
04Midwest	$4.145	$0.000	+$1.340
05New England	$4.249	−$0.042	+$1.300
06Central Atlantic	$4.312	−$0.035	+$1.248
07Rocky Mountain	$4.468	+$0.029	+$1.471
08West Coast (except California)	$5.007	−$0.064	+$1.129
09West Coast	$5.557	−$0.082	+$1.391

In context

How Rocky Mountain connects to the areas around it. Prices are regular gasoline, per gallon.

States tracked in this region

Colorado · $4.274

Metro areas tracked in this region

Denver · $4.244

Questions

What is the average price of gas in Rocky Mountain?: $4.468 per gallon for regular for the week of October 19, 2026. Midgrade averages $4.824 and premium $5.128; diesel averages $6.422.
Is gas more expensive in Rocky Mountain than the rest of the country?: It is $0.18 more expensive than the U.S. average of $4.284 for regular.
Are gas prices in Rocky Mountain higher than last year?: Yes: regular was $2.997 a year earlier, so it is up $1.47 (+49.1%). This comparison is calculated by Cheapest Fill from EIA figures.
How high and low has gas been in Rocky Mountain this year?: Over the last 52 weeks regular ranged from $2.403 (week of Jan 5) to $4.587 (week of May 18).
Can I find the cheapest gas station in Rocky Mountain here?: No. EIA publishes the area average, not prices for individual stations, and station prices within Rocky Mountain can sit well above or below it. See gas prices near me for how to use the average.