31 Carnarvon Road, Barnet, EN5 4LX
About 31 Carnarvon Road
31 Carnarvon Road is a four-bedroom end-of-terrace house in Barnet (EN5 4LX). It has a recorded floor area of 131 m² (around 1410 sq ft), construction records dating it to 1900-1929 and council tax band E. The latest certificate (October 2021) shows a D (score 63), on the cusp of jumping into the C band. When first surveyed in September 2011 the rating was E, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Average to Good; while roof efficiency dropped from Good to Average and lighting dropped from Good to Average. The recommended improvements would lift it to B (score 83), a 2-band jump.
4 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. Across 2012–2022, sale prices on this property compounded at 8% per year. On a £-per-square-foot basis, the last sale (£642/sq ft) was about 62.3% above the typical sold price in the postcode. Last sale on file: £905,000 in February 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 31 Carnarvon 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
- Bathrooms2
- Dining roomYes
- CloakroomYes
- EnsuiteYes
- StudyYes
Outside
- Private gardenYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
Loft insulation upgraded to recommended levels
Low energy lighting percentage decreased
Planning history
31 Carnarvon Road has been extended on multiple sides of the property across separate planning applications.
- Nov 2022ExtensionOutlineIn report
Extension: Single storey · Rear of property
Single storey rear extension
- Agent
- RS Architects
- Documents
- 8 docs on file
- Reference
- 22/4979/192
- Sept 2022ExtensionOutlineIn report
Extension: Single storey · Side and rear of property
Single storey side/rear extension measuring 6 metres in depth, eaves height of 2.9 metres and maximum height of 3.6 metres.
- Agent
- RS Architects
- Documents
- 7 docs on file
- Reference
- 22/4258/PNH
We flagged 2 things worth checking at 31 Carnarvon 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
30-day money-back guarantee
Sales history & valuation
Latest sale on 31 Carnarvon Road was the highest on Land Registry record across the postcode.
£919,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.0% per year over 10 years.
£905,000
Growth on file: 8.0% per year over 10 years.
Sales timeline
18 February 2022Most recent
£905,000
+115.5%over 9 years6 March 2012
£420,000
Median price across the last 5 sales in EN5 4LX: £805,000 (2025–2016).
Everything we know about 31 Carnarvon 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 Carnarvon Road homes
On price per m², 31 Carnarvon Road stands well clear of the street.
Price per m²
£6,908
Street avg £4,684
Floor Area
131 m²
Street avg 133 m²
Habitable Rooms
6 rooms
Street avg 6 rooms
CO₂ Emissions
5.5 t/year
Street avg 6.6 t/year
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The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Carnarvon Road — bus stop.
Closest school
0.3 km
Foulds School. 16 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
52.1dB

Night-time· 23:00 – 07:00
43.0dB