This page covers Nunthorpe's houses and plots, its ground, the planning rules for raised decks and what moves the price.
Nunthorpe homes and their gardens
Of all the Middlesbrough suburbs on this site, Nunthorpe has the highest share of detached houses. In the 2021 Census, 65.3% of homes in Nunthorpe ward were detached and 28.2% semi-detached, and 91.9% of households owned their home. Unlike most of the town, Nunthorpe also has its own parish council.
Plots are generous. Roads such as Connaught Road, Clarence Road, Rookwood Road and the closes off Chandlers Ridge hold large detached houses with wide rear gardens, often with mature trees and hedging, and some homes towards the edge of the village look out over fields. Where the back of a house faces south or south-east, the garden picks up the view of the Cleveland Hills, and a deck positioned to frame it becomes the natural place to sit.
The ground isn't always flat. Where a garden falls away from the house, the back door can end up well above the lawn, and a deck that starts level with the door may be a metre or more off the ground at its outer edge. That is where a raised deck comes in, with a properly engineered frame, a balustrade along the high edge and wide steps down to the garden. Frameless glass panels suit the guarding on a view-facing deck because they don't interrupt the outlook.
Larger homes also suit bigger features: a deck that wraps along two sides of the house, an outdoor kitchen area, a hot tub base or integrated lighting for summer evenings. Each of those affects the frame design, so we talk them through at the first visit rather than add them later.
Access is usually good, with driveways down the side of most detached houses, though long gardens mean boards and timber may need carrying some distance.
Ground and drainage in Nunthorpe
The BGS 1:50,000 map shows Nunthorpe on till (boulder clay) over mudstone of the Redcar Mudstone Formation, an early Jurassic rock. That's a change from most of Middlesbrough, which sits on older Triassic Mercia Mudstone. In the garden, the till is the part that matters: dense, stony clay that holds water and can move slightly near the surface with the seasons.
On a sloping site that clay has to carry the load of a raised deck, so footing design matters. Posts on the low side of a raised deck are taller and carry more, so we dig their footings deeper and brace the frame against sideways movement. Water running down a slope will try to pass under the deck, so we leave it a clear path and avoid creating a dam against the house or a neighbour's fence.
The Environment Agency's Flood Map for Planning shows some Flood Zone 2 and 3 land within a few hundred metres of the centre of Nunthorpe. Most gardens are nowhere near it, but it's worth checking your own postcode if a watercourse runs nearby.
Nunthorpe planning rules for raised decks
Decking is permitted development without a planning application only if it stays no higher than 30cm above the ground, covers no more than half the garden together with other outbuildings and extensions, and sits behind the front wall of the house. On a sloping Nunthorpe garden, that height limit is the one people most often hit: a deck that is level with the back door can easily exceed 30cm at its far edge. In that case you need planning permission, and the council will look at privacy for neighbours and how the deck looks.
The Nunthorpe and Poole Conservation Area covers part of Nunthorpe. Inside it, permitted development doesn't extend to decking at the side of a house. The Church of St Mary and Nunthorpe Signal Box are both listed Grade II; if your own house is listed, decking within its grounds isn't permitted development at all.
None of this needs to be daunting. We draw up the deck with heights marked so an application, if needed, has what the council asks for.
What shapes the cost of a deck in Nunthorpe
We don't publish prices. In Nunthorpe the biggest variables are height and size. A raised deck needs a heavier, braced frame, deeper footings and a balustrade, and every extra step down adds material and labour. Glass balustrades cost more than timber or aluminium spindles. Wrap-around designs, hot tub bases and built-in lighting each add work. Our decking costs guide explains how each factor feeds into a quote.
Nearby areas
- Marton: to the north-west, detached and semi-detached homes around Stewart Park.
- Coulby Newham: to the west, a planned suburb with smaller, mostly level gardens.
See every area we cover on the areas page, or read about balustrades, steps and lighting and our sloping gardens guide.
Your questions about decking in Nunthorpe
How high can a deck be before I need planning permission?
No part of it can be more than 30cm above the ground under permitted development. On a garden that slopes away from the house, the far edge is usually the highest point, so we measure there. If it would exceed 30cm, the deck needs planning permission, and we prepare drawings with the heights shown.
Glass or metal balustrades for a deck with a view?
Frameless or slim-post glass keeps the view open and suits a modern house. Aluminium or steel spindles are tougher on the eye but cheaper and easier to keep clean. Any raised edge that people could fall from needs guarding, so it's a choice of style rather than whether to have it.
Can a deck take a hot tub?
Yes, if it's designed for it from the start. A filled hot tub is very heavy, so the area beneath it needs its own reinforced frame and footings, or a concrete base with the deck built around it. We'll also plan the electrical supply with your electrician.
Is my house in the Nunthorpe and Poole Conservation Area?
The conservation area covers only part of Nunthorpe. Middlesbrough Council's maps show the boundary. If you're inside it, side decking isn't permitted development, and we'd check any raised deck with the council first.
Sources: ONS Census 2021 TS044 and TS054, Nunthorpe ward (Nomis); BGS Geology Viewer 1:50,000; Environment Agency Flood Map for Planning; Middlesbrough Council conservation areas; Historic England: the List; Planning Portal: decking.