20 Hartington Close, Harrow, HA1 3RJ
About 20 Hartington Close
20 Hartington Close is a one-bedroom end-of-terrace house in Harrow (HA1 3RJ). It has a recorded floor area of 49 m² (around 527 sq ft), construction records dating it to 1983-1990 and council tax band B. The latest certificate (October 2023) shows a D (score 58), a step below the typical UK home. The rating has held steady at D across 2 certificates since July 2009. Between certificates, hot-water efficiency dropped from Very Good to Very Poor. At 49 m² this is the 45th smallest of 52 units on EPC record in the building, where floor areas span 38–134 m². The building's EPC ratings span F to B across 52 units on file.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Most recent transfer was December 2024 at £252,500 — fresh data. Across the public record there are 6 sales, relatively high churn for a single property. Across 2000–2024, sale prices on this property compounded at 4.7% per year. On a £-per-square-foot basis, the last sale (£479/sq ft) was about 64.9% above the typical sold price in the postcode.
Know exactly what you're buying at 20 Hartington Close
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms1
- Bathrooms1
Outside
- Private gardenYes
- ParkingAllocated
Building
- Heating systemElectric
Energy performance
20 Hartington Close sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Changed to a more efficient fuel source
Heating controls upgraded for better temperature management
Hot water system changed
Planning history
20 Hartington Close has no planning applications on record.
Notable planning nearby
2applications of note in the surrounding area
We flagged 1 thing worth checking at 20 Hartington Close
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
Sale price has grown by over 3x since 2000.
£262,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.7% per year over 25 years.
£252,500
Growth on file: 4.7% per year over 25 years.
Sales timeline
10 December 2024Most recent
£252,500
+62.9%over 11 years14 December 2012
£155,000
-1.9%over 3 years22 October 2009
£158,000
+5.9%over 4 years21 July 2005
£149,200
+24.1%over 2 years30 July 2002
£120,250
+48.5%over 2 years8 June 2000
£81,000
Median price across the last 5 sales in HA1 3RJ: £252,000 (2019–2017).
Nearby sales in HA1 3RJ
Everything we know about 20 Hartington Close, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other Hartington Close homes
20 Hartington Close is notably below the street on years held.
Price per m²
£5,153
Street avg £4,829
Floor Area
49 m²
Street avg 42 m²
Habitable Rooms
2 rooms
Street avg 2 rooms
CO₂ Emissions
2.8 t/year
Street avg 1.6 t/year
Similar properties nearby
1 Hill House, Cavendish Avenue
HA1 3RD
1 Ashton Court, Greenford Road
HA1 3QG
1 Chestnut Court, Roxborough Avenue
HA1 3BZ
1 Edgehill, London Road
HA1 3JQ
1 Fircroft Gardens
HA1 3PY
1 Herga Court, Sudbury Hill
HA1 3RS
1 Braconhyrst, Roxborough Park
HA1 3BD
1 Highlawn House, Sudbury Hill
HA1 3NA
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
28/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Sudbury Hill Harrow Rail Station — railway station.
Closest school
0.7 km
St George's Primary Catholic Voluntary Academy. 31 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
50.5dB

Night-time· 23:00 – 07:00
42.0dB