The IRS calculates the cost of operating a car in 2010 at 50.0 cents per mile or 0.50 dollars per mile. According to AAA, the national average per mile in 2009 was 56.6 cents or 0.566 dollars based on driving 15,000 miles per year. To figure out how much it costs you to drive to work, follow the simple formulas below:
______ (round trip miles) x 0.50 dollars per mile = _______ (round trip cost) 
______ (round trip cost) x 21 (working days/month) = _______ (total monthly cost) 
Scenario 1: Driving Alone vs. Carpooling and Vanpooling 55 miles round trip 
Daily Cost 
Monthly Cost  



$27.50  $577.50  

$13.75  $288.75  

$8.33  $175.00  
* Figures from Easy Street van services in 2000  
Scenario 2: Driving vs. Riding the Train  80 miles round trip 
Daily Cost 
Monthly Cost  


$40.00  $840.00  


$12.00  $130.00  

$13.00  $136.25  
*Monthy train tickets are cheaper than 42 oneway tickets (21 days x 2 oneway trips per day) 