1 Barham Avenue, Elstree, Borehamwood, WD6 3PW
About 1 Barham Avenue
1 Barham Avenue is a detached house in Elstree, Borehamwood, Borehamwood (WD6 3PW). It has a recorded floor area of 664 m² (around 7147 sq ft), construction records dating it to 2021 and council tax band H. The latest certificate (December 2023) shows a C (score 75), near the top of the C band. When first surveyed in June 2016 the rating was E, the property has climbed 2 bands since. Between certificates, wall efficiency went from Poor to Very Good, window efficiency went from Very Poor to Very Good and lighting went from Very Poor to Very Good; while hot-water efficiency dropped from Good to Poor. Main heating runs on electricity: electricity, unspecified tariff.
It hasn't traded since November 2004, a hold of 22 years that's notably long for the area. At 664 m² the property is well over the postcode median (367 m² across 14 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £3,503,000 sits 175.8% above the 2004 sale of £1,270,000. On a £-per-square-foot basis, the last sale (£178/sq ft) was about 53.2% below the postcode norm. 2 planning records sit against the property, 1 approved, 1 refused. Past consents include partial demolition, meaningful when judging how the property has evolved.
Know exactly what you're buying at 1 Barham Avenue
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
1 Barham Avenue's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heat pump installed, significantly improving energy efficiency
Changed to a more efficient fuel source
Heating controls upgraded for better temperature management
Hot water efficiency decreased
Single glazing replaced with double or better glazing
Cavity wall insulation installed
Floor insulation added or improved
More low energy lighting installed
Planning history
A partial demolition application was refused at 1 Barham Avenue in 2023.
- May 2025DemolitionFullIn report
Demolition of existing two storey detached dwelling and partial demolition of side outbuildings to facilitate construction of two storey detached dwelling with accommodation in the roofspace which will form 5x self-contained flats. Bicycle and refuse/recycling provision, creation of central crossover to form parking with EV charging points. Private amenity space with associated hard and soft landscaping including boundary treatment and land level alterations.
- Documents
- 33 docs on file
- Reference
- 24/1068/FUL
- Aug 2023DemolitionFullIn report
Construction of a three/four storey building comprising of 5 self-contained flats (following demolition of the existing two-storey detached dwelling and side outbuildings) including a basement level consisting of parking and a gym; private amenity space; hard/soft landscaping and refuse storage.
- Documents
- 22 docs on file
- Reference
- 23/0944/FUL
What's in 1 Barham Avenue, Elstree, Borehamwood, WD6 3PW's planning history?
Refusals, disputes and full decisions on this property and nearby, in the report.
Sales history & valuation
1 Barham Avenue valuation sits well clear of the typical sold price in this postcode.
£3,503,000
Modelled from EPC, postcode comparables.
£1,270,000
Recorded with HM Land Registry.
Sales timeline
25 November 2004Most recent
£1,270,000
Median price across the last 5 sales in WD6 3PW: £2,000,000 (2024–2020).
Nearby sales in WD6 3PW
21 Barham Avenue, Elstree, Borehamwood, WD6 3PW
Sold Feb 2024
£1,430,00049 Barham Avenue, Elstree, Borehamwood, WD6 3PW
Sold Feb 2022
£2,425,00033 Barham Avenue, Elstree, Borehamwood, WD6 3PW
Sold Mar 2021
£2,250,00031 Barham Avenue, Elstree, Borehamwood, WD6 3PW
Sold Nov 2020
£2,000,00043 Barham Avenue, Elstree, Borehamwood, WD6 3PW
Sold Sept 2020
£1,665,000
Everything we know about 1 Barham Avenue, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Versus other Barham Avenue homes
1 Barham Avenue is notably below the street on price per m².
Price per m²
£1,913
Street avg £5,117
Floor Area
664 m²
Street avg 368 m²
CO₂ Emissions
11.0 t/year
Street avg 9.3 t/year
Years Held
22 years
Street avg 11 years
Similar properties nearby
1 Blattner Close, Elstree
WD6 3PD
1 Bishops Avenue, Elstree
WD6 3LZ
1 Ascot Close, Elstree
WD6 3JH
1 Clare Close, Elstree
WD6 3NJ
1 Berkeley Close, Elstree
WD6 3JN
1 Butterfield Cottages, Aldenham Road, Elstree
WD6 3BA
1 Burness Cottages, Aldenham Road, Elstree
WD6 3AZ
1 Beethoven Road, Elstree
WD6 3DP
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Barham Avenue — bus stop.
Closest school
1.2 km
Meryfield Primary 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
45.8dB

Night-time· 23:00 – 07:00
37.8dB