How much did a gallon of gas cost in 1973?

Answer 1

In 1973 gas was $0.39 per gallon. In 1974 it was $0.53 per gallon, a 36% increase, due to the oil embargo.

Of course, the median family income was $11,200 / year, or about $5.60 / hour.
The US average in 1973 was $0.36 cents per gallon. That would be about $1.90 per gallon in today's dollars (2014).
The US average in 1973 was 36 cents per gallon. That would be about $1.90 per gallon in today's dollars (2014).

Answer 2

In 1973, the US national average price of a gallon of regular unleaded gasoline was 39 cents - equivalent to about $1.91 per gallon in 2010.

Answer 3

In 1973, the US national average price of a gallon of regular gasoline was 39 cents - equivalent to about $1.91 per gallon in 2010.

Answer 4

75 cents