Doulton Bridging Finance
New Build Mortgages — London

New Build Mortgage in London 2026 — What Is Different About London New Builds

New build mortgage London 2026 — high property values, EWS1 prevalence, service charge impact, MGS capped at £600k. Specialist lenders. Doulton Bridging Finance.

London new build mortgages face specific challenges that do not apply in most other UK markets. Average new build prices significantly exceed £600,000 in many London boroughs — placing them above the Mortgage Guarantee Scheme cap. EWS1 requirements are more prevalent due to London's high-rise apartment stock. Service charges are significantly higher (JLL reports a 43% rise since 2020). And the Shared Ownership route is more commonly used in London than anywhere else in the UK. DBF navigates all of these with specific London new build lender knowledge.

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£600,000
MGS cap — limits scheme access in most London zones
43%
Service charge rise in London new build since 2020 (JLL 2025)
EWS1
More prevalent in London due to high-rise apartment stock
Shared Ownership
Most used scheme for London new build FTBs — income cap £90,000
Current rates · Updated August 2026Residential Mortgage Rates 2026UK residential mortgage rates in 2026 range from 4.33% for the best 2-year fix (Danske Bank, 60% LTV, August 2026) to above 6% for high-LTV or complex income cases.
View the rate guide
NEW BUILD MORTGAGES — LONDON

When MGS does not help in London

The Mortgage Guarantee Scheme caps at £600,000 — covering roughly the bottom quartile of London new build prices. In many central and inner London boroughs (Kensington, Chelsea, Islington, Hackney, Southwark, Lambeth), new build flats at £600,000 are rare. In outer London (Croydon, Walthamstow, Woolwich, Ilford), £600,000 is more achievable for new build houses. DBF knows which London areas still benefit from MGS and which require the high-value lender panel instead.

Service charge impact on affordability

London new build service charges have risen 43% since 2020 (JLL, 2025). Luxury new build apartments in prime central London can carry service charges of £8,000–£15,000/year. At £12,000/year (£1,000/month), the lender's affordability assessment reduces the maximum loan by approximately £140,000–£180,000. For London new build flat buyers, DBF always models the service charge impact on maximum borrowing before recommending a property price target.

Rate Reducer in London

Own New Rate Reducer is available on London developments participating in the Own New scheme. Barratt Redrow, Berkeley Group, and Taylor Wimpey all have London developments. Rate Reducer is particularly valuable in London where the alternative of a low-rate standard deal is harder to access at higher LTVs. DBF confirms Rate Reducer availability for specific London developments.

London New Build Mortgage — Key Considerations August 2026

IssueLondon-specific detailDBF approach
Property values above £600,000MGS not available. Rate Reducer available if development participates.High-value mortgage lenders. 15%–25% deposit standard at higher values.
High service chargesLondon new build service charges £3,000–£12,000+/year. Materially reduces maximum loan.DBF factors service charge precisely in affordability calculation before recommending loan size.
EWS1 prevalenceLondon has the highest concentration of new build high-rise flats requiring EWS1.DBF confirms EWS1 status on development before application. Identifies flexible lenders where EWS1 is delayed.
Shared ownership penetrationShared ownership is more widely used in London than anywhere else — income cap £90,000 here vs £80,000 elsewhere.DBF identifies eligible Shared Ownership developments across all London boroughs.
High-value LTVOn £800k+ new builds: LTV above 75% harder to achieve. High-value specialist lenders needed.DBF accesses HNW and high-value mortgage lenders for London new builds above £750,000.

Worked example

First-time buyer, London. New build 2-bed flat, Woolwich Arsenal (Zone 4). £495,000.

  • Income: £72,000. Service charge: £4,800/year (£400/month).
  • MGS route (5% deposit): £24,750 deposit. Mortgage: £470,250.
  • MGS lender affordability: £72,000 income less £4,800 service charge = £67,200 effective.
  • 4.5x £67,200 = £302,400. Insufficient for £470,250 mortgage.
  • MGS does not work at 5% deposit on this income.
  • 15% deposit: £74,250. Mortgage: £420,750.
  • Same affordability: £302,400 max. Still insufficient.
  • Joint application (partner income £45,000). Combined: £117,000 less SC £67,200+: effective £112,200.
  • 4.5x: £504,900. Covers £420,750. Halifax 85% LTV. Rate: 4.75%. Monthly: £2,279.
  • Service charge: £400/month. Total monthly: £2,679.
The Process

How it works

01

Tell us about your purchase

Share the property details, development, scheme type (Rate Reducer, MGS, shared ownership), and your deposit. We assess your situation same working day.

02

Lender search and scheme check

We identify which lenders accept your income type, development, and property classification — including Rate Reducer and MGS eligibility where relevant.

03

Application and valuation

We manage the full application, coordinate the RICS valuation, and liaise with the developer on build schedule and offer validity.

04

Mortgage offer and completion

Once the offer is issued, we monitor build progress, manage any extensions needed for off-plan delays, and coordinate completion.

FAQs

Frequently asked questions

Can I use the Mortgage Guarantee Scheme for a London new build?

Only for properties up to £600,000. In many London boroughs, new build flats significantly exceed this. MGS is most useful in outer London zones (4–6) where new build prices can fall within the £600,000 cap. DBF identifies which areas and developments are within MGS range.

How do service charges affect my London new build mortgage?

Service charges reduce your affordability — lenders treat them as committed monthly expenditure reducing your maximum borrowing capacity. On a £6,000/year service charge (£500/month), the maximum loan may be reduced by £70,000–£90,000. Always factor service charges into your maximum purchase price before choosing a London new build flat.

Is EWS1 always required for London new build flats?

Most mainstream lenders require EWS1 for buildings over 11 metres. London has a high concentration of new build high-rise apartment blocks. For new builds, the developer should provide EWS1. DBF confirms EWS1 status before application and identifies specialist lenders where it is delayed.

Is Shared Ownership more accessible in London?

The income cap for Shared Ownership is £90,000 in London (vs £80,000 elsewhere) — giving more Londoners access to the scheme. Shared Ownership penetration in London is higher than anywhere else in the UK. DBF has a full list of Shared Ownership new build developments across all London boroughs.

Related finance

Explore related pages

New Build Mortgages Hub

New build mortgages 2026 — specialist whole-of-market broker. Lower LTV, scheme expertise, off-plan offer validity, Own New Rate Reducer.

New Build Flat Mortgages

New build flat mortgage 2026 — 75%–85% LTV, EWS1 for buildings over 11m, service charge affordability impact. Specialist flat lenders.

Shared Ownership New Build

Shared ownership new build mortgage 2026 — buy 10%–75%, 5% deposit on share, staircasing explained. Income cap £80,000/£90,000 London.

High Value Mortgages

Mortgages above £1 million through specialist large-loan and private bank lenders.

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