Flat B, 37–39 Arkwright Road, London, NW3 6BJ

UPRN:5082053Converted Flat2 bedsBuilt before 1900

LeaseholdCouncil Tax: Band EEPC: E (54)

Data freshness:Listing· freshPrice Paid· freshPlanning· 4mo agoEPC· 6mo agoRisk· 5mo agoConnectivity· 1mo agoAmenities· 1mo agoArea· Census 2021Council Tax· 6mo ago

Flat B, 37–39 Arkwright Road, London, NW3 6BJ

HP Score

/ 100

Strong

Verdict

yesterday

Verdict: INVESTIGATE, on a scale of Buy, Investigate, Avoid.
Strong fundamentals; flood risk not assessed

Evidence

18 of 21 sources

Sale Estimate

£1,154,000

£923k - £1.38MLow

Estimate

£1.15M

Range

£923k – £1.38M

Rent Estimate (pcm)

£4,650

£4k - £5k

Monthly

£4,650

Yield

7.97%

Verdict

Derived from HomePortfolio scores

Flat B earns an INVESTIGATE rating with HP Score 78/100. Investment score 63/100 reflects moderate fundamentals. Crime intensity is low. Walkability is excellent (94/100). Flood risk is not assessed: check the Environment Agency long-term flood map before offering. Tenure is leasehold. Every figure here comes from the live HomePortfolio API; anything it does not publish is left out.

Key SourcesEPC RegisterPortal listingsOfcom Connected NationsMarket estimates (third-party AVM)Defra strategic noise mapping, England Round 4 (Contains Defra data © Crown copyright and database right 2023-2024, Open Government Licence v3.0)Walk ScoreONS Census 2021Police.ukHM Land Registry company ownershipHM Land Registry covenantsHM Land Registry leasesHM Land Registry Price PaidPlanIt / council planning portalsOverture Maps PlacesOfsted / DfE GIAS

HP Score

78/ 100

Strong

Investment Score

63/ 100

Moderate

Crime Score

30/ 100

Moderate

Walkability

94/ 100

Excellent

Transit & Bike

Transit 86Bike 71

Walk Score, out of 100

Opportunity

Not scored as an opportunity

We will not put a number on this one.

headline score requires valuation_edge (estimate confidence LOW below scoring floor)

What we could establish

Rental economics18.8/40
gross yield 8.0%; range width penalty ×0.79; the estimate this rent rides on sits 39% above the ask - check the rent describes the advertised home
- valuation_snapshotsrent estimate 4650/mo (range 4200-5150)· as of 9 Oct 2026· verify before relying on this
- valuation_snapshotssale estimate 39% above the ask on the same snapshot - verify the rent describes this home· as of 9 Oct 2026· verify before relying on this
Stress margin5.5/30
stressed cash flow +257/mo, +6% of rent (6.75% on a 75% loan; disclosed service charge and ground rent); passes the stress
- listing_factsservice charge / ground rent from the advert· as of 3 Nov 2026
Risk & liquidity9.2/15
380 sales/12mo in area; valuation range width 40%
- property_intelligencetransactions_12mo

Withholding a score is deliberate. A number built on missing or stale inputs would look more certain than the evidence allows.

Economics

What happens to your money

Your assumptions

Purchase price£700,000

At the asking price

Monthly rent£4,650/mo

Evidenced range £4,200-£5,150

Interest rate5.4%

Loan to value75%

Cash required: £236,300
Net cash flow: £857/mo
Cash on cash: 4.4%
Score at this price: -

After a 8% void allowance, 15% management and 10% maintenance. Lender coverage (rent ÷ interest): 1.97 - clears the usual 1.25 test. These are your assumptions, not evidence: only the pre-filled rent and price come from the record.

Evidence

Where every number comes from

valuation_snapshotsrent estimate 4650/mo (range 4200-5150)Rental economics · as of 9 Oct 2026 · verify before relying on this
valuation_snapshotssale estimate 39% above the ask on the same snapshot - verify the rent describes this homeRental economics · as of 9 Oct 2026 · verify before relying on this
listing_factsservice charge / ground rent from the advertStress margin · as of 3 Nov 2026
portal_listingsprice_changes + first_published_dateSeller motivation · as of 3 Nov 2026
property_intelligencetransactions_12moRisk & liquidity

Risks

What could kill this deal

Score confidence is low
largely a single source - treat the number as a prompt, not a conclusion
Valuation edge could not be scored
estimate confidence LOW below scoring floor
Rental economics needs verification before you rely on it
rent estimate 4650/mo (range 4200-5150)

Plan

Before you offer

1. Get two written rental appraisals from local lettings agents.
The market estimate this rent rides on sits far above the asking price, so the rent may describe a different home.
2. Ask the agent why the price was reduced and whether a previous sale fell through.
1 price cut(s) recorded on the listing history.
3. Fill the valuation edge gap before relying on the score.
estimate confidence LOW below scoring floor
4. Commission a full structural survey, not a basic condition report.
The score prices market evidence, not the fabric of the building.

Every step above was generated from a specific gap or flag in the evidence - no generic advice, no invented tasks.

Valuation & Market

Sale Estimate£1,154,000

Rent Estimate (pcm)£4,650

Gross Yield7.97%

1y Growth-

3y Growth-2.2%

5y Growth-0.4%

10y Growth+0.3%

Last Sold Price-

View Market Details

Risk Overview

Flood RiskUnknown
SubsidenceSignificant
RadonLow
MiningUnknown
LandslideLow
Air QualityLow
NoiseModerate

View Full Risk Report

Planning Activity

Recent Apps

0NW3 6BJ

Approval Rate

-12mo

Development

low

2026/4825/T
FRONT GARDEN: 1 x Ash (T1) - Reduce back to holistic reduction points, (3m) in order to prevent failure of branches over public footpath and communal gardens. 1 x Plum & 1 x Amelanchier (G1) - Reduce back to previous pruning points, (1m -1.5m) in order to prevent overhang over public footpath and excessive shading to lower ground windows of property. REAR GARDEN: (T2) Indian Bean - Reduce overhang over the garages by up to 3m in order to prevent failure of tree or branches. 4 x Laurel (G2) - Trim lateral spread by up to 0.5m and reduce height by approx. 1m to prevent excessive shading to rear of property.
Pending
2026/4808/T
DD 5 Day Notice REAR GARDEN: 1 x Sycamore (T1) - Fell to ground level.
Pending
2026/4818/T
REAR GARDEN: 1 x Lime (T1) - Reduce to previous, most recent pruning points, (approx. 2m - 3m).
Pending

View Planning Timeline