1 Census 2010 Race for Effingham County, Illinois. 2  Census 2010 Latino for Effingham County, Illinois. 3  Census 2000 Race for Effingham County, Illinois. 4  Census 2000 Latino for Effingham County, Illinois.  Illinois Voters for Effingham County, Illinois.
On average, a truck traveling at 65 mph instead of 75 mph will experience up to 27-percent improvement in fuel consumption. As a rule of thumb, for every one mile per hour increase in speed, there is a corresponding 0.14 mile-per-gallon (mpg) fuel consumption penalty, says Kedzie.
Pickup Truck Gas Mileage, 2015 And Beyond: 30 MPG Highway Is Next Hurdle. This year, the big hurdle for pickup-truck gas mileage was 20 miles per gallon combined--and two trucks made it. For 2015, the bar has been raised: The next race is to see which full-size pickup can attain a rating of 30 mpg on the highway portion of the EPA test cycle.