Killerby doesn't really have a high street to describe, and that's the first thing worth knowing about it — this is a scatter of farmhouses and converted barns in the Darlington countryside, not a place with a centre of gravity. You won't find a parade of shops or a school run clogging a main road here; what you'll find is quiet, fields, and the sense that everyone who lives here has chosen it deliberately, for space rather than convenience. There isn't enough recorded detail on Killerby itself to talk with any confidence about its schools, its crime figures, its transport links or its house prices — none of that has been captured for a hamlet this small, and rather than guess, it's better to say so plainly. What can be said is the wider frame it sits in: Darlington, the unitary authority around it, has a median house price of roughly £150,000, well below the North East regional median of £155,000 and a long way under the national figure of £281,000. If Killerby follows the pattern of the small settlements around Darlington, it's likely to be a place where a detached house buys you considerably more land and quiet than the same money would in most of England — but that's an inference from the surrounding area, not a fact about Killerby itself. Given how little is pinned down here, the honest answer is that this is a place you'd need to visit rather than research. It suits someone who already knows they want rural Darlington living and is drawn to the idea of a hamlet with no real centre — not someone hoping to check schools, commute times, or crime stats off a list before deciding.