25b, Upsdell Avenue, London, N13 6JP
About 25b
25b is a semi-detached house in London (N13 6JP). It has a recorded floor area of 82 m² (around 883 sq ft), construction records dating it to 1930-1949 and council tax band C. At 82 m² this is the largest unit on EPC record across the building (19–82 m²). The building's EPC ratings span D to C, with this unit at the bottom. The latest certificate (January 2026) shows a D (score 66), on the cusp of jumping into the C band. When first surveyed in June 2012 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor, roof efficiency went from Very Poor to Average and window efficiency went from Poor to Average. The recommended improvements would push it to C (score 72). This certificate was lodged in the last six months, so the rating reflects current condition.
Know exactly what you're buying at 25b
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Launch offer · save £5
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
The EPC has just been inspected, so the rating reflects current condition.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency improved
Windows upgraded, improving insulation
Wall insulation improved
Loft insulation installed or upgraded to 250mm+
More low energy lighting installed
Planning history
25b has no planning applications on record.
Notable planning nearby
18applications of note in the surrounding area
We flagged 1 thing worth checking at 25b
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
25b has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£270,000
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 N13 6JP: £630,000 (2024–2020).
Nearby sales in N13 6JP
65 Upsdell Avenue, Enfield, London, N13 6JP
Sold Sept 2024
£645,0001c, Upsdell Avenue, Enfield, London, N13 6JP
Sold Jul 2024
£640,00037 Upsdell Avenue, Enfield, London, N13 6JP
Sold Jan 2022
£630,00021 Upsdell Avenue, Enfield, London, N13 6JP
Sold Mar 2021
£617,00019 Upsdell Avenue, Enfield, London, N13 6JP
Sold Jul 2020
£585,000
Everything we know about 25b, 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 Upsdell Avenue homes
On floor area, 25b stands well clear of the street.
EPC Rating
66 (D)
Street avg 68 (D)
Floor Area
82 m²
Street avg 47 m²
CO₂ Emissions
3.1 t/year
Street avg 2.1 t/year
Habitable Rooms
4 rooms
Street avg 2 rooms
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
7/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Tottenhall Rd/ Nth Circular Rd — bus stop.
Closest school
0.2 km
Tottenhall Infant School. 60 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
54.3dB

Night-time· 23:00 – 07:00
44.5dB