Harrow, 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.
The Harrow residential market - with a median price of £519,368 and 2,083 sales in the past year - provides strong comparable evidence for development appraisals. A typical 6-unit scheme here would target a GDV around £3.8M, with senior development debt available at 60-70% of that figure. Year-on-year price growth of 1.8% supports lender confidence in exit valuations.
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.
London and the South East remain the UK's most active property development markets, underpinned by persistent housing undersupply against some of the strongest demand fundamentals in Europe. Land values are elevated but so are achievable sales prices, creating viable margins for well-structured schemes - particularly in outer boroughs and commuter towns where affordability pressures are redirecting buyer demand.
Property development finance in Harrow 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 Harrow, 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 Harrow 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 £519,368 in Harrow, 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 Harrow 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 Harrow schemes. Submit your project for indicative terms within 24 hours.
The live Harrow planning register currently shows 62 residential applications awaiting decision in Harrow, together proposing 908 units. The largest — at Near HA1 4DY — proposes 772 units. That pipeline is a useful gauge of both local competition and lender familiarity with Harrow schemes.
To put Harrow numbers on it: at the current median sale price of £519,368, a 10-unit scheme implies a GDV in the region of £5.2M. Senior development finance at 65% LTGDV would support a facility of roughly £3.4M, drawn in stages against certified build progress.
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 Harrow 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.
The development lending market serving Harrow spans high-street banks, challenger banks, and specialist funders — names like Together, United Trust Bank, Aldermore, LendInvest, Paragon, and Atelier all compete for well-structured schemes. Facilities are sized against both LTGDV and loan-to-cost (LTC) limits, and appetite varies by scheme type: new build, heavy refurbishment, and industrial-to-residential conversion each sit with different funders at different pricing.
Development finance interest rates for Harrow 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 Harrow 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 Harrow 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 Harrow over the last twelve months, alongside the live local planning pipeline. Updated weekly.
Planning pipeline
| Ref | Proposal | Units | Est. GDV | Status | Date |
|---|---|---|---|---|---|
| PL/2355/25 | Demolition and re-development to provide a two storey dwelling (1 x 4 beds); par… Near HA5 3YA | 1 | £519,368 | Pending | 01/10/2026 |
| PL/0501/25 | Hybrid planning application for the phased demolition of all existing structures… Near HA1 2ZB | - | - | Pending | 30/09/2026 |
| PL/2815/24 | Demolition of existing building (Use class C2) and redevelopment to provide a tw… Near HA5 4HB | 0 | - | Pending | 30/09/2026 |
| PL/1357/25 | Part demolition and re-development of the building to include extensions and two… Near HA8 7TQ | 11 | £5.7M | Pending | 25/09/2026 |
| PL/1612/26 | Conversion of dwelling into two flats (1 X 3 bed and 1 X 1 bed); single storey s… Near HA3 9JY | 2 | £650,000 | Pending | 24/09/2026 |
| Ref | Proposal | Units | Est. GDV | Status | Date |
|---|---|---|---|---|---|
| PL/2444/26 | Demolition and redevelopment to provide two storey detached (5 bed) dwelling wit… Near HA8 6PD | 1 | £990,000 | Pending | 15/09/2026 |
| PL/2447/26 | Change of use of an existing dwelling house to 7-bed-7-person HMO (Use Class C4) Near HA2 9JR | 0 | - | Pending | 15/09/2026 |
| PL/2434/26 | Change of Use from Dwellinghouse (Class C3) to Children's Residential Institutio… Near HA1 4SX | 0 | - | Pending | 14/09/2026 |
| PL/2436/26 | Change of use from dwelling house (Use Class C3) to 5 bed HMO (Use Class C4); bi… Near HA1 4NB | 0 | - | Pending | 14/09/2026 |
| PL/2415/26 | Conversion of dwelling into two flats (1 x 2 bed & 1 x 3 bed); front porch; acce… Near HA2 8SS | 2 | £650,000 | Pending | 11/09/2026 |
Deal intelligence
Indicative appraisals of the largest residential schemes in the Harrow planning pipeline (all currently awaiting decision). These 3 schemes represent an estimated £434.1M in combined GDV across 805 units, with indicative capital stacks for each.
Applicant: London & Quadrant Housing Trust (L&Q)
£421M
Estimated GDV
Units
772
GDV / Unit
£545k
Build Cost (Range)
£184.3M–£237.3M
Residual Land Value
£28.7M
GDV estimated from the HM Land Registry blended median of £519,368 plus a 5% new-build premium (assumed). At benchmark build costs, the implied residual land value is £28,691,000 (£37k/unit) after a 17.5% developer profit target. Calculate GDV
| Gross Development Value | £421M |
| Construction (52,496 sqm @ £3,980/sqm mid) | −£208.9M |
| Externals, fees & contingency | −£61.4M |
| Finance (65% LTGDV, 24m) & sales costs | −£48.3M |
| Developer profit target (17.5% on GDV) | −£73.7M |
| Implied residual land value | £28.7M |
Broker insight: A scheme of this scale would typically attract competitive senior development finance at 60-65% LTGDV with mezzanine stretching to 85% LTGDV. Phased drawdowns reduce interest costs. Consider development exit finance to manage sales at your pace.
£7.2M
Estimated GDV
Units
22
GDV / Unit
£325k
Build Cost (Range)
£2.2M–£2.9M
Residual Land Value
£2.0M
GDV estimated from the HM Land Registry flat median of £325,000. At benchmark build costs, the implied residual land value is £1,970,000 (£90k/unit) after a 17.5% developer profit target. Calculate GDV
| Gross Development Value | £7.2M |
| Construction (1,386 sqm @ £1,830/sqm mid) | −£2.5M |
| Externals, fees & contingency | −£686k |
| Finance (65% LTGDV, 18m) & sales costs | −£707k |
| Developer profit target (17.5% on GDV) | −£1.3M |
| Implied residual land value | £2.0M |
Broker insight: Conversion schemes under Permitted Development rights can complete faster with refurbishment finance at up to 70% LTV. Bridging loans can secure the acquisition in 7-14 days while the full facility is arranged.
Applicant: jLiving - Jewish Community Housing Association Limited
£6.0M
Estimated GDV
Units
11
GDV / Unit
£545k
Build Cost (Range)
£2.4M–£3.1M
Residual Land Value
£867k
GDV estimated from the HM Land Registry blended median of £519,368 plus a 5% new-build premium (assumed). At benchmark build costs, the implied residual land value is £867,000 (£79k/unit) after a 17.5% developer profit target. Calculate GDV
| Gross Development Value | £6.0M |
| Construction (935 sqm @ £2,950/sqm mid) | −£2.8M |
| Externals, fees & contingency | −£731k |
| Finance (65% LTGDV, 18m) & sales costs | −£593k |
| Developer profit target (17.5% on GDV) | −£1.1M |
| Implied residual land value | £867k |
Broker insight: For a 11-unit scheme in Harrow, we would typically structure senior debt at 60-65% LTGDV with mezzanine available to reduce equity to as little as 10%. Run an appraisal to model your returns.
Appraisal assumptions
Land Registry data
2,083 residential transactions in the last twelve months. Median sold price £519,368 (+1.8% YoY). 107 new-build transactions with a -37.2% premium over existing stock.
Detached
£990,000
Semi-Detached
£630,000
Terraced
£550,000
Flat
£325,000
| Date | Address | Type | Price | Tenure |
|---|---|---|---|---|
| 28 Aug 2026 | 60, DEVONSHIRE ROADHA1 4LR | Terraced | £750,000 | Freehold |
| 24 Aug 2026 | 7, WARWICK AVENUEHA2 8RE | Semi-Detached | £600,000 | Freehold |
| 24 Aug 2026 | 117, WELLDON CRESCENTHA1 1QJ | Flat | £390,500 | Leasehold |
| 21 Aug 2026 | 90, PARKSIDE WAYHA2 6DG | Semi-Detached | £600,000 | Freehold |
| 21 Aug 2026 | FLAT 5, KINGSFIELD COURT, KINGSFIELD ROADHA1 3DE | Flat | £260,000 | Leasehold |
| 21 Aug 2026 | 13, CANNON LANEHA5 1HH | Semi-Detached | £770,000 | Freehold |
| 20 Aug 2026 | 13, CANONS DRIVEHA8 7RB | Semi-Detached | £1,298,500 | Freehold |
| 20 Aug 2026 | 37, ALVESTON AVENUEHA3 8TG | Semi-Detached | £755,000 | Freehold |
| 19 Aug 2026 | 64, THE RIDGEWAYHA7 4BD | Detached | £563,578 | Freehold |
| 18 Aug 2026 | 12, AXHOLME AVENUEHA8 5BQ | Semi-Detached | £235,000 | Freehold |
Source: HM Land Registry price paid data, 12 months to October 2026 · Harrow planning register, retrieved October 2026. Contains HM Land Registry data © Crown copyright and database right, licensed under the Open Government Licence v3.0.
Indicative terms
Typical pricing for development finance in Harrow. 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
An indicative appraisal for a nine-unit residential scheme priced at Harrow's own HM Land Registry medians with the locally measured new-build premium applied. Build costs use the regional £/sqm benchmark; every figure updates with the underlying market data.
GDV
£5,954,000
Loan Amount
£3,870,000
LTV
65% LTGDV
Loan Type
Development Finance
Representative only. Actual terms vary based on scheme specifics and are issued after underwriting.
Common questions
Further reading
The definitive guide to UK property development loans: what development finance is, who lends it, how much you can borrow, how drawdowns, monitoring and rolled-up interest work, what it costs, and a fully worked four-house example.
A practical route map for becoming a property developer in the UK: what developers actually do, the ladder from refurbishment to ground-up schemes, building a team, finding sites, planning basics, funding without a track record, and the mistakes that sink first projects.
A current rate table for UK development finance, setting out indicative pricing for senior debt, stretched senior, mezzanine and development bridging, with the fees and factors that move the rate you are quoted.
Market intelligence
Median price £519,368, 2,083 sales, +1.8% YoY. Greater London county.
51 towns analysed. Median price £480,000, 57,112 transactions, +0.2% YoY.
Recent deals
Real schemes we have structured for developers in Harrow, Greater London. Sanitised for confidentiality, anchored in actual terms issued.
Ready when you are
Submit your Development Finance enquiry in Harrow 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