Mayfair, Greater London
Development finance provides the core funding for new-build projects. Typically structured as senior debt, it covers land acquisition and construction costs with staged drawdowns aligned to your build programme.
Mayfair, Greater London
The Mayfair residential market - with a median price of £825,000 and 1,425 sales in the past year - provides strong comparable evidence for development appraisals. A typical 6-unit scheme here would target a GDV around £30.2M, with senior development debt available at 60-70% of that figure. With prices adjusting 8.3% year-on-year, lenders will apply a cautious GDV assessment - presenting your scheme with strong pre-sale evidence is key.
The development finance market has matured considerably, with challenger banks and specialist lenders competing aggressively for quality schemes. This competition benefits developers who can present well-structured proposals - but navigating 100+ potential funders to find the best fit requires market knowledge and established relationships.
Build cost inflation has been a defining feature of recent years, and lenders now scrutinise cost plans more carefully than ever. Fixed-price contracts with reputable contractors give lenders confidence and typically unlock better terms. If you're using a design-and-build approach, ensure your contract provides adequate cost certainty.
Planning risk remains the single biggest concern for development finance lenders. Schemes with full, unconditional planning permission attract significantly better terms than those with outline permission or subject to conditions. Discharging pre-commencement conditions before approaching lenders will materially improve your available terms.
Planning in this region can be complex, with conservation areas, Green Belt restrictions, and robust local opposition adding time and cost to consenting. However, high exit values mean that lenders are often willing to offer favourable terms for well-located sites with deliverable planning. The Build-to-Rent sector is particularly active, with institutional capital increasingly targeting outer London and key South East commuter hubs.
Property development finance in Mayfair requires a broker who understands both the local market and the lending landscape. We arrange development loans for ground-up schemes, conversion projects, and mixed-use developments across Greater London, working with specialist lenders who are actively deploying capital in the region. From initial appraisal through to drawdown, our team manages the entire process, including lender negotiations, surveyor coordination, and legal oversight.
If you are exploring development opportunities in Mayfair, start by understanding the numbers. Our approach begins with a thorough development appraisal that models the full capital stack, including senior debt, potential mezzanine finance, and your equity contribution. This ensures the scheme works financially before we approach lenders. With interest rates, arrangement fees, monitoring surveyor costs, and contingencies all factored in, you will have a realistic picture of your development finance costs from the outset.
Securing the right development finance for your Mayfair project is about more than headline interest rates. A specialist development finance broker understands how lenders assess construction risk, how monitoring surveyors operate across Greater London, and which funders are actively deploying capital in your area. We arrange property development finance from our panel of 100+ lenders, negotiating terms that reflect your scheme's specific merits rather than generic lending criteria. With median property prices at £825,000 in Mayfair, lenders have strong comparable evidence for assessing Gross Development Value and structuring loan facilities accordingly.
The development finance market has become increasingly competitive, with challenger banks, specialist lenders, and debt funds all seeking to lend against quality schemes. Navigating this landscape without a broker means approaching lenders blind, with no benchmark for what constitutes a good offer. Our role is to present your Mayfair development to the right funders, manage the application process, and negotiate the best available terms on your behalf. As experienced brokers, we understand what each lender needs to see in a development finance application and can address potential concerns before they become obstacles.
Whether you are an experienced developer with a proven track record or a first-time developer looking to fund your first ground-up project, having a broker who understands the Greater London market gives you a significant advantage. We can advise on realistic GDV assumptions, appropriate cost plan structures, and the specific documentation that lenders require for Mayfair schemes. Submit your project for indicative terms within 24 hours.
Our development finance service covers the full range of project types across Greater London: ground-up residential schemes from single houses to 100+ unit developments, commercial-to-residential conversions under Permitted Development Rights, new-build apartment blocks, mixed-use developments with retail or commercial ground floors, and student accommodation near the area's universities. Each project type has distinct lending criteria, and we match your scheme to funders with genuine appetite for your specific development.
In Mayfair and the surrounding area, we regularly arrange development loans for schemes including new-build housing estates, infill developments on brownfield land, office-to-residential conversions under Class MA, and refurbishment projects that go beyond cosmetic works into structural alteration. We also source funding for more specialist property development projects such as care homes, retirement living, and build-to-rent schemes where the exit strategy differs from a standard sales programme.
Use our development finance calculator to model your project costs and understand the likely capital structure before approaching lenders. This preparation helps you present a credible scheme from the outset, which translates directly into better terms and faster completion.
Development finance interest rates for Mayfair projects typically range from 6.5% to 11% per annum, depending on scheme size, developer experience, leverage, and the lender's current appetite. Interest is usually rolled up (added to the loan balance) rather than serviced monthly, so you do not need to fund monthly payments during the build phase. This rolled-up structure means the total interest cost depends on your build programme duration and drawdown profile.
Beyond the interest rate, your total cost of development finance includes arrangement fees (typically 1.5-2% of the facility), monitoring surveyor fees (£5,000-£15,000 depending on scheme scale), valuation fees, and legal costs for both you and the lender. A comprehensive development appraisal should factor in all these costs from the outset. Our development finance guide explains each cost component in detail, helping you build an accurate financial model for your Mayfair project.
The LTV ratio is typically expressed as a percentage of Gross Development Value (LTGDV), with most senior development lenders offering 60-70% LTGDV or 80-90% of total development costs, whichever is lower. If you need higher leverage, mezzanine finance can stretch total borrowing to 85-90% of costs, reducing the equity you need to contribute.
Development finance lenders assess four core areas: the site (location, planning status, and any constraints), the scheme (design quality, unit mix, and specification), the numbers (purchase price, build costs, GDV, and profit margin), and the developer (track record, financial standing, and professional team). For Mayfair projects, lenders will also consider local market conditions, comparable sales evidence, and the strength of buyer demand in the area.
First-time developers can access development finance, though the available terms will reflect the additional risk. Having a strong professional team around you helps significantly. This means an experienced contractor on a JCT or similar contract, a credible quantity surveyor who has verified your cost plan, and ideally a project manager with a track record of delivering schemes to programme. Lenders regulated by the Financial Conduct Authority apply additional criteria for certain loan types, so understanding which product your project requires is important.
Planning permission status is the single biggest factor affecting your available terms. Schemes with full, unconditional planning attract the widest lender choice and most competitive rates. Outline permission, planning subject to conditions, or pre-planning sites progressively narrow your options. Read our planning permission guide for advice on presenting your planning position to lenders.
Live market data
HM Land Registry sold-price data for Mayfair over the last twelve months, cross-referenced with local planning pipeline. Updated weekly.
Land Registry data
1,425 residential transactions in the last twelve months. Median sold price £825,000 (-8.3% YoY). 18 new-build transactions with a +249.3% premium over existing stock.
Detached
£2,675,000
Semi-Detached
£5,037,500
Terraced
£2,000,000
Flat
£726,000
| Date | Address | Type | Price | Tenure |
|---|---|---|---|---|
| 26 Feb 2026 | FLAT 116, MARBLE ARCH APARTMENTS, 11, HARROWBY STREETW1H 5PQ | Flat | £390,000 | Leasehold |
| 25 Feb 2026 | PENTHOUSE, 1, DORSET STREETW1U 4EE | Detached | £958,889 | Leasehold |
| 20 Feb 2026 | 26, OLIPHANT STREETW10 4EG | Terraced | £918,000 | Freehold |
| 18 Feb 2026 | 14A, LANHILL ROADW9 2BP | Flat | £790,000 | Leasehold |
| 18 Feb 2026 | FLAT 243, PARK WEST, EDGWARE ROADW2 2QN | Flat | £265,000 | Leasehold |
| 17 Feb 2026 | 15, WARWICK WAYSW1V 1QT | Terraced | £960,000 | Freehold |
| 16 Feb 2026 | FLAT 16, 79, GLOUCESTER STREETSW1V 4EA | Flat | £500,000 | Leasehold |
| 13 Feb 2026 | FLAT 160A, LAUDERDALE MANSIONS, LAUDERDALE ROADW9 1NG | Flat | £400,000 | Leasehold |
| 13 Feb 2026 | 17B, GRITTLETON ROADW9 2DD | Flat | £540,000 | Leasehold |
| 13 Feb 2026 | FLAT 3, 6, QUEENS GARDENSW2 3BA | Flat | £550,000 | Leasehold |
Indicative terms
Typical pricing for development finance in Mayfair. Actual terms depend on GDV, leverage, location and your experience — the numbers below are where most structured deals land.
Interest Rate
From 6.5% p.a.
Loan to Value
Up to 65-70% LTGDV
Typical Term
12-24 months
Arrangement Fee
1.5-2% of facility
Indicative only, subject to individual assessment. Actual terms issued against a completed Deal Room submission.
Representative deal
A 12-unit residential development on a former commercial site near Mayfair. The project involved demolition of the existing structure, full site remediation, and construction of a three-storey apartment block with underground parking. Funding structured as phased drawdowns against a 14-month build programme with day-one land release.
GDV
£4,200,000
Loan Amount
£2,730,000
LTV
65% LTGDV
Loan Type
Senior Development Finance
Representative only. Actual terms vary based on scheme specifics and are issued after underwriting.
Common questions
Further reading
Two of the most common short-term property finance products, but they serve very different purposes. We break down the rates, terms, and scenarios where each makes sense.
High street banks offer the cheapest rates. Specialist lenders offer speed and flexibility. Here is how to decide which route is right for your development.
Senior debt and mezzanine finance are different layers of the same capital stack. Understanding how they interact is essential for structuring any development deal.
Recent deals
Real schemes we have structured for developers in Mayfair, Greater London. Sanitised for confidentiality, anchored in actual terms issued.
Ready when you are
Submit your Development Finance enquiry in Mayfair and a partner will come back with an initial structure and indicative terms within one working day. No forms-for-forms’-sake — a short note on the scheme is enough.
Where we fund
Adjacent products
From 12% p.a. · Up to 85-90% LTGDV
From 0.55% p.m. · Up to 75% LTV
Profit share from 40% · Up to 100% of costs
From 0.65% p.m. · Up to 75% LTV
From 5.5% p.a. · Up to 75% LTV
From 0.55% p.m. · Up to 75% LTV