Senators are elected by state, not by district. (Most representatives represent only a portion of a state, though the least populous states may have only one representative.) For the majority of...
A senator's constituents are the residents of the entire state they are senator of. A congressperson's (a member of the house's) constituents are the residents of their district. This is sometimes an...
Representatives in the House represent roughly 700,000 people each except for the states with populations of less than 700,000. The actual number is juggled to distribute the fixed quantity of 435...