21 Cowley Road, Romford, RM3 7ET
About 21 Cowley Road
21 Cowley Road is a four-bedroom end-of-terrace house in Romford (RM3 7ET). It has a recorded floor area of 102 m² (around 1098 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (February 2020) shows an E (score 54), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 79), a 2-band jump. Other recorded features include a self-contained annexe. Our model identifies extension potential, subject to local planning policy.
At 102 m² the property is well over the postcode median (68 m² across 29 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 1997–2020, sale prices on this property compounded at 7.4% per year. Today's modelled estimate of £479,000 is 19.8% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£364/sq ft) was about 28.6% above the typical sold price in the postcode. 2 planning records sit against the property, 0 approved, 0 refused. Most recent transfer: April 2020 at £400,000.
Know exactly what you're buying at 21 Cowley Road
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
- Bedrooms4
- Bathrooms1
Outside
- Private gardenYes
- ParkingOff street
Building
- Central heatingYes
- Extension potentialPossible
Energy performance
21 Cowley Road sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Planning history
- Sept 2020Loft ConversionFullIn report
Conversion of roof space to habitable use to include raising the roof height, a rear dormer, 3 front roof lights, conversion of roof from hip to gable end, and addition of porch to front.
ExtensionPorch- Documents
- 7 docs on file
- Reference
- P1074.20
- Jul 2020Loft ConversionOutlineIn report
Conversion of existing loft into habitable room incorporating flank wall incorporating rear dormer window ,front Velux lights and Front porch
Extension- Documents
- 6 docs on file
- Reference
- D0190.20
We flagged 1 thing worth checking at 21 Cowley Road
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
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Sales history & valuation
Latest sale on 21 Cowley Road was the highest on Land Registry record across the postcode.
£479,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.4% per year over 23 years.
£400,000
Growth on file: 7.4% per year over 23 years.
Sales timeline
16 April 2020Most recent
£400,000
+150.0%over 17 years5 September 2002
£160,000
+105.1%over 5 years29 May 1997
£78,000
Median price across the last 5 sales in RM3 7ET: £280,000 (2023–2021).
Everything we know about 21 Cowley Road, 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 Cowley Road homes
Floor Area for 21 Cowley Road runs comfortably ahead of the street norm.
Price per m²
£3,922
Street avg £4,198
Floor Area
102 m²
Street avg 72 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
5.7 t/year
Street avg 3.3 t/year
Similar properties nearby
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
0.2 km
Keats Avenue — bus stop.
Closest school
0.2 km
Hilldene Primary School. 27 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
50.3dB

Night-time· 23:00 – 07:00
39.8dB