4 bed house for sale in Harrow HA3 – £635,000

About

The property

An exceptional opportunity to acquire a bright, spacious, and beautifully presented 4-bedroom townhouse situated within a secure, exclusive gated development on Clay Lane.

Arranged over three generous floors, this ideal family home has been comprehensively redecorated by the current owner and is offered to the market in very good order throughout.

A particular highlight of this property is the addition of a new outbuilding in the rear garden.

Currently configured as a private home gym, this highly versatile space offers the perfect footprint for a dedicated home office, creative studio, or independent garden room.

Key information

Price per Square Foot

£447/sq ft

Based on 1,421 sq ft (132 sq m)

Floor Area

1,421 sq ft (132 sq m)

Reception Rooms

1

Council Tax Band

Band E

Estimated ~£2200/year

EPC Rating

C

current

Tenure

Freehold

Property Age

England and Wales: 2007-2011

Local Authority

Harrow London Boro

London Borough

County

Greater London Authority

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Value & comps

What is it worth?

No previous sales on record.

Comparable salesNo comps yet

No comparable sales matched this property yet.

Returns

What does it return?

Set an offer; the calculator follows it.

Rent evidence

Rental benchmark

Nearby rental comparables

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Local SA Market

We're still gathering serviced-accommodation data for this area.

Archie refurb estimate: a Pro feature

Model an offerFeeds your report · not a commitment

0.0% below asking

Model

Run the numbers.

BTL · HMO · BRRR · SA · Flip — editable, saved scenarios

Investment calculatorBTL · BRRR · HMO · Flip · SA · R2R — editable inputs, saved scenarios

Investment Disclaimer

This is not financial or investment advice. Prop AI Deals is not authorised by the Financial Conduct Authority (FCA) to provide investment advice.

All investment calculators, property analyses, and AI-generated insights are for informational purposes only. Property investment carries risk and may result in financial loss. All calculations should be independently verified and you should consult with FCA-authorised financial advisors before making any investment decisions.

Past performance does not guarantee future results. Tax implications vary by individual circumstances.

Mortgage

Deal

Is it a deal?

Archie’s verdict

Archie has scored this property.

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Deal score · weighted

Weak signals — move on

Factor breakdown

BMV discountNot calculated, and not zero — there is no value estimate for this property to discount against.

0/25

Yield potential—

0/25

Motivation signalsNot enough data

0/25

Days on market35 days

8/25

—

Seller motivation

Not scored yet

Days on market35

Price reduction—

STC fall-through—

Back to market—

Agency change—

EPC ratingC

Listing timeline

First listedListed at £635,00014-09-2026

Still activeDay 35 on marketToday

Strategy fit

No strategy scores available yet.

HMO Conversion Potential

Properties like this can earn 2–3x BTL yields when converted to HMO, with retrofit costs around £10k/room. Sign in to see the full tier, yield projection, and cost breakdown.

Tier, yield projection, and cost stack — Pro tier only.

PD Conversion Potential

Commercial properties like this can earn 30-50% higher yields when converted to residential under Class MA / Q / P / PA, with prior approval costing ~GBP 96/unit. Sign in to see the recommended route, yield uplift, and cost breakdown.

Tier, route, yield projection, and cost stack - Pro tier only.

BRRR Candidate

BRRR-suited properties can recycle 80-100% of investor capital on refi, leaving a high-yielding rental with most of the money out. Sign in to see the refurb cost stack, ARV projection, and refinance maths.

Tier, refurb cost, ARV, and refi maths - Pro tier only.

Plot subdivision potential

Detached + large garden = sub-division play. Pro tier unlocks the tier badge, plot size, uplift estimate, and regional land benchmark.

Lease extension arbitrage

Short-lease flats trade at deep discount, but extending under the 1993 Act often costs far less than the discount. Pro tier unlocks the tier badge, premium breakdown, long-lease ARV and arbitrage maths.