For the Atlantic Basin it was 1982 with only 2 storms reaching hurricane strength. For the East Pacific Basin the record low was in 2010 with 3 storms reaching hurricane strength.
The most damaging part of a hurricane is the storm surge. The most damaging area of a hurricane is the eyewall, where the strongest winds and highest storm surge occur.
Terrains without water like Missouri, and Tennessee. Hurricanes develop over open oceans. Therefore, they are least likely in areas that are relatively far from any seacoast.