Each winter, The Alliance to Save Energy publishes energy costs by state, along with tips to save energy and money. Their report for Maryland indicates that the average energy bills this season for homes heated with natural gas will increase by about $100. If you heat with oil, your increase will be about $335. Electric heating costs are expected to rise a mere $30. Since 45% of a typical yearly energy bill goes to heating your house, their tips can be money in the bank. Download the PDF by clicking on this link.