$15/gallon
.21 cents which equates to $2.39 when adjusted for inflation.
In 1948 the average price was $.16 per gallon. Adjusted for inflation that is equal to $1.54 in 2012 money.
In 1971, a gallon of gasoline had a average cost of 36 cents. Adjusted for inflation, that would work out to be about $1.98 in 2011
Around $2.50 per gallon when adjusted for inflation.Around $2.50 per gallon when adjusted for inflation.
Gas was less than $.20 per gallon in 1950. With inflation it actually is cheaper today to buy a gallon of gas.
The highest absolute average gas price came in July 2008, at $4.12 per gallon, according to the US Dept of Energy gas survey. This also coincides with the highest price in real terms (i.e. inflation adjusted), it being equal to $4.28 per gallon in 2011 dollars. Look at the links below to see data on gas pricing (both in real and inflation-adjusted terms)
In 1925, gasoline cost 20 to 23 cents a gallon as evidenced by this photo: http://www.shorpy.com/node/3835?size=_original. Adjusted for inflation to 2009 dollars, that was $2.43 to $2.79 a gallon. As of 3/23/2009, the average price of gasoline on the East Coast, where this photo was taken, was $1.94 per gallon.
According to the Department of Energy, in 2000, a gallon of gas cost an average of just over $1.50--in real dollars and adjusted for inflation. However, real gas prices varied depending on the locality.
In the U.S. gas had risen to around .20 cents per gallon which adjusted for inflation is equal to $4.56 in 2012 dollars.
The yearly average price for gasoline was 0.35 (see http://inflationdata.com/inflation/images/charts/OilInflation_adjusted_gasoline_price.jpg and http://www.terryfrazier.com/fullThread$msgNum=1621#msg1621) Adjusted for inflation, it was about 1.90, or about the same it is today. Also in 1970, price wars were a common occurence among gas stations. In Arizona for weeks at a time a gallon of gas was priced at 0.25.
In the U.S. gas had risen to around .20 cents per gallon which adjusted for inflation is equal to $4.56 in 2012 dollars.
A gallon of gas averaged around .20 cents per gallon in 1956. Adjusted for inflation that would equate to around $2.15 today.