School catchment areas aren't set in stone, and their boundaries can change over time.
Why do school catchment areas change?
School catchment areas can change each year depending on whether they get more, or less, applications than places available. And this usually comes down to things like: The number of siblings of existing pupils who apply. ... Change in the popularity of a school.
How is catchment area determined?
Catchment areas are based on your child's permanent address. ... Your distance from the school is also only one factor in your application – you may be miles away from your first choice, but discover that your child would be accepted anyway. Factors that are considered can include: Distance from the school (catchment area)