Yes. Shepperton Green is an easy place to extend. Listed buildings are few and far between. There are no conservation areas. The neighbours file planning applications all the time. Most of the hurdles here are ordinary planning ones, and ordinary is good news.
Historic England lists four buildings in and around Shepperton Green. One is Grade I, one is Grade II* and two are Grade II. Listing protects a building's interior as well as its exterior, so almost any change to one needs listed building consent on top of planning permission. Grade I and II* buildings get the closest scrutiny. Four buildings in an area of post-war semis means the chances of your house being one of them are very small. Nobody lists a post-war semi for its porch.
There is one scheduled monument in the area. That is the strictest tier of heritage protection, and it matters mainly to land right next to it. Unless your garden backs onto it, it stays someone else's problem.
People here alter their homes all the time. Spelthorne Borough Council received 379 planning applications for Shepperton Green between April 2024 and June 2026, including 161 in the last twelve months of that period. Those are applications only. They say nothing about how many were approved, but they show steady demand for extending homes here. The weekly planning list is the closest thing Shepperton Green has to a local paper.
One listed building in the area is on Historic England's Heritage at Risk register. That means it is in poor condition, its repair may qualify for grant funding, and any work on it will be watched closely. It makes no difference to the owner of an ordinary house down the road.
For a typical house here, plenty of rear extensions and loft conversions can go ahead under permitted development rights, within the national size and height limits, with no full planning application needed. Anything bigger, taller or nearer the boundary goes to Spelthorne Borough Council as a normal application. Most of Shepperton Green is in the Environment Agency's Flood Zone 2, so expect flood risk to come up in any application that needs one. Search the house's planning history on the council's website. On estates built to one plan, the original permission sometimes removed permitted development rights, and you only find that out when you look.
Shepperton Green leaves you a lot of freedom to extend. Heritage controls barely apply, and what you can build is mostly decided by standard planning rules and your budget.