Areas · Around London
Can I extend a house in Three Rivers?
A Hertfordshire council beside Hillingdon and Harrow, much of it Green Belt.
Places people mean include Rickmansworth, Chorleywood, Abbots Langley.
People moving out of north-west London look here for a bigger garden, then ask about a bigger extension. Green Belt and conservation areas in the villages are the usual limits.
We research Three Rivers’ public register for the address.
What you could probably build
Before you offer, or before you talk to an architect or planning consultant, enter the address. We check what was approved and refused on similar homes nearby. You get a simple report, with a verdict for each common job, such as a rear extension or a loft conversion.
Questions
Can I order a report in Three Rivers?
Yes, when the address is in Three Rivers. Enter it at checkout. We check what similar homes nearby were allowed to do, using the public planning register, and you get a simple report.
How soon is a Three Rivers report?
We email you when it is ready. Timing is described on the questions page and in the terms.
Does this page tell me if my extension will be allowed?
No. This page is about the area. The report is about one address. Check with the council. Rules change, and every house is different.
Request your council
We don't cover this area yet. Tell us and we'll let you know when we do.
Check with your council. Rules change, and every house is different.