Hillsborough Sun

The average cost for a gallon of diesel gas in or near zip code 01827 for the week of July 20-26 is $2.89, according to GasBuddy.com. The lowest price is $2.89.

The average price of unleaded gas in the state is $2.197 per gallon. The previous week, the state average was $2.17 per gallon. The average has increased since last month, when it was $2.117 per gallon – a 8.0 cent difference.Last year, the average price for a gallon of gas was $2.754.

Data is accurate as of press time, but gas prices have been known to fluctuate on a daily, and even hourly, basis.