The Most Similar States to Rhode Island

1. Massachusetts, 2. Connecticut, 3. New Jersey, 4. New York, 5. New Hampshire

The Most Similar States to New York

1. New Jersey, 2. Connecticut, 3. Massachusetts, 4. Pennsylvania, 5. Rhode Island

1. Connecticut, 2. New York, 3. Maryland, 4. Massachusetts, 5. Rhode Island

1. Maine, 2. Vermont, 3. Connecticut, 4. Massachusetts, 5. Rhode Island

1. Rhode Island, 2. Connecticut, 3. New York, 4. New Jersey, 5. New Hampshire

Shared traits of the states in the BosWash region

1. Massachusetts, 2. Rhode Island, 3. New Jersey, 4. New York, 5. Maryland

According to the Index, Georgia and South Carolina are the most similar states

Some states are particularly different from Hawaii and Wyoming