257a, Mawney Road, Romford, RM7 8DS
About 257a
257a is a semi-detached house in Romford (RM7 8DS). It has a recorded floor area of 35 m² (around 377 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (July 2022) shows a D (score 62), on the cusp of jumping into the C band. When first surveyed in March 2012 the rating was E, the property has climbed 1 band since. Between certificates, lighting went from Average to Very Good. The recommended improvements would lift it to B (score 91), a 2-band jump.
Untraded for 24 years, with the last transfer in July 2002. Today's modelled estimate of £303,000 sits 133.1% above the 2002 sale of £129,995. On a £-per-square-foot basis, the last sale (£345/sq ft) was about 18.6% above the typical sold price in the postcode. At 35 m² it sits well below the postcode median (78 m² across 14 EPCs), making it one of the more compact homes locally.
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
Planning history
257a has no planning applications on record.
Notable planning nearby
2applications of note in the surrounding area
Sales history & valuation
£303,000
Modelled from EPC, postcode comparables.
£129,995
Recorded with HM Land Registry.
Sales timeline
30 July 2002Most recent
£129,995
Median price across the last 5 sales in RM7 8DS: £402,000 (2024–2020).
Versus other Mawney Road homes
Years Held for 257a runs comfortably ahead of the street norm.
Price per m²
£3,714
Street avg £3,986
Floor Area
35 m²
Street avg 103 m²
Habitable Rooms
2 rooms
Street avg 5 rooms
CO₂ Emissions
2.2 t/year
Street avg 5.5 t/year
Similar properties nearby
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
7/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Birch Road — bus stop.
Closest school
0.8 km
Crownfield Junior School. 29 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
52.0dB

Night-time· 23:00 – 07:00
42.8dB








