23 Elm Avenue, Watford, WD19 4BD
About 23 Elm Avenue
23 Elm Avenue is a three-bedroom detached house in Watford (WD19 4BD). It has a recorded floor area of 101 m² (around 1087 sq ft), construction records dating it to 1930-1949 and council tax band E. The latest certificate (November 2020) shows a D (score 64), on the cusp of jumping into the C band. When first surveyed in March 2017 the rating was E, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good, hot-water efficiency went from Poor to Good and lighting went from Poor to Very Good; while wall efficiency dropped from Good to Very Poor. The recommended improvements would lift it to B (score 85), a 2-band jump. Other recorded features include a conservatory. The home occupies a corner plot and a cul-de-sac position.
2 planning records sit against the property, 1 approved, 0 refused, 1 pending. Past consents include an extension, meaningful when judging how the property has evolved. An active application for a loft conversion is awaiting a decision. Across 2017–2021, sale prices on this property compounded at 7.4% per year. On a £-per-square-foot basis, the last sale (£639/sq ft) was about 37.2% above the typical sold price in the postcode. Last sale on file: £695,000 in March 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- ConservatoryYes
Outside
- Summer houseYes
- Corner plotYes
- Cul-de-sacYes
Building
- RefurbishedYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Certificate validity
Valid until 5 November 2030
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Window efficiency improved
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £1,220 · Includes VAT
Planning history
Planning history includes both a loft conversion and an extension — the classic family-home expansion.
2 applications on record at 23 Elm Avenue, Watford, WD19 4BD
- Oct 2017ExtensionAmendmentOutcome in report
Extension: Single storey · Rear of property
Lawful Development Certificate for proposed single storey flat roof rear extension.
- Documents
- 6 docs on file
- Reference
- 17/01153/LDC
- More recent applications — locked
- Loft ConversionJun 2021Decision
Unlock 23 Elm Avenue, Watford, WD19 4BD's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 2 applications on this property in full, plus 4 notable nearby
- The 10 documents, officer reports & conditions
- What the pattern means for extending or converting here
One time fee only - money back guarantee
Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£727,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.4% per year over 4 years.
£695,000
Growth on file: 7.4% per year over 4 years.
Sales timeline
3 March 2021Most recent
£695,000
+29.9%over 3 years28 June 2017
£535,000
Median price across the last 5 sales in WD19 4BD: £660,000 (2025–2011).
Versus other Elm Avenue homes
Price per m² for 23 Elm Avenue runs comfortably ahead of the street norm.
Price per m²
£6,881
Street avg £5,687
Floor Area
101 m²
Street avg 110 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
4.4 t/year
Street avg 6.3 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
179/mo
Falling year-on-year across the wider district.
Nearest stop
0.2 km
Sherwoods Road — bus stop.
Closest school
0.7 km
Bromet Primary School. 31 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
46.3dB

Night-time· 23:00 – 07:00
38.8dB







