Situations and planning
Turning a spare bedroom into a bathroom


At a glance
- Confirm the practical impact on bedroom count for the household's own needs, separate from any resale consideration, since it's a decision about how the family lives day to day.
- A generously sized former bedroom often allows for a genuinely spacious bathroom layout, twin basins, a separate bath and shower, that a purpose-built bathroom rarely has room for.
What to sort out first
Confirm the practical impact on bedroom count for the household's own needs, separate from any resale consideration, since it's a decision about how the family lives day to day.
A generously sized former bedroom often allows for a genuinely spacious bathroom layout, twin basins, a separate bath and shower, that a purpose-built bathroom rarely has room for.
Insulate and solid-core the new bathroom's walls and door properly, since a converted room often shares thinner partition walls than a bathroom built as part of the original layout.
Check window position and size against ventilation and privacy needs, a bedroom window may need obscure glazing or additional mechanical extraction once the room's use changes.
Common mistakes to avoid
Confirm the practical impact on bedroom count for the household's own needs, separate from any resale consideration, since it's a decision about how the family lives day to day.
Questions we get asked
Will losing a bedroom hurt when we come to sell?
It depends on the local market and total bedroom count, in a four-bedroom house it rarely matters much, but in a two or three-bedroom house it's worth thinking through carefully.
Is planning permission needed to change a bedroom's use to a bathroom?
Generally no for internal changes, but building regulations cover the new drainage, electrics and ventilation involved in the conversion.
Getting converting a bedroom into a bathroom right first time
Describe what is there now and what is bothering you. It is usually clear within a message or two whether this is straightforward or needs a look.