12 Harkness Close, Romford, RM3 9NX
About 12 Harkness Close
12 Harkness Close is a two-bedroom end-of-terrace house in Romford (RM3 9NX). It has a recorded floor area of 54 m² (around 581 sq ft), construction records dating it to 1950-1966 and council tax band C. At 54 m² this is the 37th smallest of 38 units on EPC record in the building, where floor areas span 26–54 m². The building's EPC ratings span D to C, with this unit at the top. The latest certificate (October 2021) shows a C (score 73). The rating has held steady at C across 2 certificates since November 2013. Between certificates, hot-water efficiency went from Average to Good and main heating went from Average to Good; while wall efficiency dropped from Average to Poor.
At 54 m² it's 28.6% larger than the typical home in the postcode (42 m² median across 37 EPCs). Across 1998–2024, sale prices on this property compounded at 5.7% per year. Today's modelled estimate of £251,000 is 15.7% above the 2024 sale price. On a £-per-square-foot basis, the last sale (£373/sq ft) was about 58.8% above the typical sold price in the postcode. Most recent transfer: November 2024 at £217,000.
Know exactly what you're buying at 12 Harkness 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
- Bedrooms2
- Bathrooms1
Building
- Heating systemGas
- RefurbishedYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Replaced storage heaters with gas boiler
Connected to mains gas supply
Heating controls upgraded for better temperature management
Hot water system upgraded
Planning history
12 Harkness Close has no planning applications on record.
Notable planning nearby
8applications of note in the surrounding area
We flagged 1 thing worth checking at 12 Harkness 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.
- Signs of HMO activity in the area
30-day money-back guarantee
Sales history & valuation
Price for 12 Harkness Close has grown more than fourfold since the 1998 starting point.
£251,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.7% per year over 26 years.
£217,000
Growth on file: 5.7% per year over 26 years.
Sales timeline
22 November 2024Most recent
£217,000
+55.0%over 10 years31 October 2014
£140,000
+182.8%over 16 years4 June 1998
£49,500
Median price across the last 5 sales in RM3 9NX: £206,000 (2025–2024).
Nearby sales in RM3 9NX
Everything we know about 12 Harkness 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
- Signs of HMO activity in the area

Versus other Harkness Close homes
Floor Area for 12 Harkness Close runs comfortably ahead of the street norm.
Price per m²
£4,019
Street avg £3,341
Floor Area
54 m²
Street avg 44 m²
Habitable Rooms
2 rooms
Street avg 2 rooms
CO₂ Emissions
1.8 t/year
Street avg 1.9 t/year
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The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
6/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Harkness Close — bus stop.
Closest school
0.4 km
Drapers' Brookside Infant School. 17 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
51.9dB

Night-time· 23:00 – 07:00
39.7dB