Every 10 years, the federal government takes a census, which means they count all the people living in each area. After the census, each state draws new state and congressional boundary lines, and each county draws new county council or commissioner lines. This process is called redistricting. The new lines reflect changes in population.
After the boundary lines change, you might have a different:
State legislative district
You might also have different elected officials than you had before. If you vote on election day, you may vote at a different location. If you vote early, or if you vote by mail, then you won’t be affected by these new polling places.