18 Allen Road, Croydon, CR0 3NT
About 18 Allen Road
18 Allen Road is a mid-terrace house in Croydon (CR0 3NT). It has a recorded floor area of 56 m² (around 603 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (September 2015) shows a D (score 57), a step below the typical UK home. When first surveyed in September 2009 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Good and hot-water efficiency went from Average to Good; while wall efficiency dropped from Poor to Very Poor and lighting dropped from Good to Very Poor. The recommended improvements would lift it to B (score 89), a 2-band jump. The latest certificate is from September 2015, so improvements made since then won't be reflected.
One planning record on file: an extension approved in 2017. Past consents include an extension, meaningful when judging how the property has evolved. At 56 m² it's 24.3% smaller than the typical home in the postcode (74 m² median across 21 EPCs).
Know exactly what you're buying at 18 Allen 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
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 01 Sept 2025
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water system upgraded
Loft insulation installed or upgraded to 250mm+
Low energy lighting percentage decreased
Planning history
18 Allen Road has an approved single-storey rear extension on the planning record.
- Oct 2017ExtensionFullIn report
Extension: Single storey · Rear of property
Erection of single storey rear extension
- Agent
- Howson Surveying and Design
- Documents
- 8 docs on file
- Reference
- 17/04186/HSE
We flagged 2 things worth checking at 18 Allen 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
- Larger development activity nearby
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Sales history & valuation
18 Allen Road has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£323,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in CR0 3NT: £380,000 (2022–2016).
Everything we know about 18 Allen 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
- Larger development activity nearby

Versus other Allen Road homes
18 Allen Road is notably below the street on floor area.
EPC Rating
57 (D)
Street avg 60 (D)
Floor Area
56 m²
Street avg 80 m²
CO₂ Emissions
3.3 t/year
Street avg 3.9 t/year
Habitable Rooms
4 rooms
Street avg 4 rooms
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Newman Road — bus stop.
Closest school
0.1 km
Harris Primary Academy Croydon. 55 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
55.6dB

Night-time· 23:00 – 07:00
44.9dB