A replacement front or back door is a new door and frame, usually composite, uPVC or aluminium, made to fit your existing opening and fitted with multi-point locks and weather seals to improve security, warmth and kerb appeal.
We arrange a new front or back door for homeowners in Grantham and the wider Lincolnshire. The job is planned, priced and managed by us and carried out by tradespeople engaged under our contract, so there is one agreement and one contact. On a typical home the work takes Usually half a day to one day per door, and guide pricing in the East Midlands is £950–£3,400, VAT included.
- Guide price
- £950–£3,400 inc VAT
- Time on site
- Usually half a day to one day per door
- Postcodes
- NG31
- Planning rules
- England
- Local area
- Lincolnshire
- Survey
- Free, with a written quote
What should you budget for a new front or back door in Grantham?
Below is a breakdown of typical costs for a new front or back door in Grantham. Because rates in the East Midlands are about 4% below the national guide, the overall guide comes to £950–£3,400, including VAT. Size, materials and access move the figure, and a free-of-charge survey settles it.
| Type of job | What it usually involves | Guide in Grantham |
|---|---|---|
| uPVC back door | A standard uPVC back or side door with a half-glazed panel and multi-point lock. | £750–£1,450 |
| Composite front door | A made-to-measure composite door in your chosen colour, glass design and hardware. | £1,150–£2,400 |
| Aluminium or door with side panels | A premium aluminium door, or a composite door with one or two side panels. | £2,400–£4,800 |
What moves the price up or down:
- Door material: uPVC, composite or aluminium
- Lock, cylinder and hardware specification
- Colour, including different colours inside and out
- Condition of the opening, threshold and surrounding brickwork
Scope of the work
- Measured survey of the opening, threshold and frame condition
- Made-to-measure door and frame in your chosen colour and design
- Removal and disposal of the old door and frame
- Low threshold options for level or easier access
- Weather seals, sealant and internal trims finished neatly
- Building regulations paperwork where a glazed door needs it
Homes in Lincolnshire
Lincoln has limestone buildings on the hill and Victorian brick terraces below, and Stamford is known for its Georgian limestone streets. Red brick and clay pantiles are common across villages, Grimsby and Cleethorpes have Victorian terraces, and the coast from Skegness to Mablethorpe has many bungalows and holiday-era homes.
Bungalows often suit loft conversions and extensions; terraces take rear extensions and window replacement. Pantile roofs may need careful re-roofing, and stone properties call for lime pointing and suitable repairs.
Building traditions across Lincolnshire also raise conservation and planning questions, so we check those for a new front or back door in Grantham at the survey stage.
Planning and building rules in Grantham
Planning law differs across the UK. For a home in Grantham, it is the England rules below that count, and we check them with the council ahead of any quote.
Replacing windows and doors on a house is usually permitted development in England when the new ones look broadly similar to the old. Flats, listed buildings and homes covered by an Article 4 direction can need consent, and conservation areas may limit materials or styles.
Replacement windows and external doors must meet Building Regulations for energy efficiency, ventilation and, on upper floors, escape. The work is either self-certified by an installer registered with a competent person scheme or signed off by building control.
Rules change and every property is different, so we check the planning history and constraints for your address before we quote.
From survey to handover
We look at the job
A free survey comes first. It gives us what we need to price a new front or back door properly, including dimensions, existing materials and access for deliveries, and gives you the chance to ask anything you like.
Written quote
You get the price in writing, itemised so you can see where the money goes. As long as the specification stays the same, that is the price you pay for a new front or back door.
Plan and prepare
Next comes planning the work itself. We set a start date that suits you, line up the right trades, and make sure any approvals for a new front or back door are in place before the first day on site.
On site to finish
During the work we protect the areas around it and tidy up at the end of each day. Once complete, we check the finish, remove our materials and hand over paperwork such as building control sign-off where it applies.
How we work
Common questions
What is the difference between a composite and a uPVC door?
A composite door has a tough outer skin over a solid insulated core, so it feels heavier and more solid than uPVC and holds its colour well. A uPVC door is built from reinforced plastic panels and costs less. Both can have multi-point locking and good weather seals. Many people choose composite for the front door and uPVC for back or side doors, where looks matter less.
Is the price fixed?
Yes, for the specification we agree. Your written quote sets out exactly what is included at a fixed price. It only changes if you ask for something different, or if a problem the survey could not reasonably reveal later needs extra work. In either case we explain the change and confirm it in writing before going ahead.
How long will a new front or back door take?
On a typical home, allow Usually half a day to one day per door. Larger projects, older buildings and extra work found once things are opened up can extend that, while simpler jobs may be shorter. Your quote includes an estimate of time on site, and your point of contact keeps you updated on the programme as the work progresses.
How do I look after a composite or uPVC door?
Looking after a composite or uPVC door is mostly a matter of regular cleaning with warm soapy water and a soft cloth. Avoid solvents and abrasive pads, which can dull the finish. Once or twice a year, lightly oil the lock mechanism and the moving parts along the edge of the door, and check the seals. If the door starts to catch, the hinges can usually be adjusted easily.
How secure are modern doors?
Modern external doors are far more secure than older designs because they lock at several points along the frame, not just at the handle. We fit anti-snap cylinders, which resist a common method of forced entry, in reinforced frames. Laminated or toughened glass panels add further protection. For extra peace of mind you can add a door chain, a viewer or a smart lock, which we can include in your quote.
Near Grantham
Our coverage in Grantham includes NG31. We also travel to Newark-on-Trent, Melton Mowbray and Oakham, so neighbouring addresses are looked after on exactly the same terms as those in town.

