11 Weybourne Close, Harpenden, AL5 5RE
About 11 Weybourne Close
11 Weybourne Close is a three-bedroom semi-detached house in Harpenden (AL5 5RE). It has a recorded floor area of 83 m² (around 893 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (March 2025) shows a C (score 71). The rating has held steady at C across 3 certificates since June 2010. Between certificates, roof efficiency went from Average to Good and lighting went from Very Poor to Very Good; while wall efficiency dropped from Good to Average and hot-water efficiency dropped from Very Good to Good. The recommended improvements would push it to B (score 84).
Held since October 2010 — that's 16 years off the open market, well above the local norm. Across 1995–2010, sale prices on this property compounded at 12.3% per year. Today's modelled estimate of £615,000 sits 84.1% above the 2010 sale of £334,000. Its energy rating outperforms most of the postcode (better than 80% of similar EPCs). One historical planning record sits against the property in 2011.
Know exactly what you're buying at 11 Weybourne Close
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
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Open-plan layoutYes
- StudyYes
Outside
- Private gardenrear
- GarageYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency decreased
Window efficiency improved
More low energy lighting installed
Roof insulation improved
More low energy lighting installed
Planning history
- Aug 2011ExtensionFullIn report
Extension: Single storey · Rear of property
First floor rear extension
- Documents
- 6 docs on file
- Reference
- 5/2011/1533
We flagged 1 thing worth checking at 11 Weybourne Close
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.
- Larger development activity nearby
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Sales history & valuation
11 Weybourne Close has more than quadrupled in price since its earliest registered sale in 1995.
£615,000
Modelled from EPC, postcode comparables and a sale-price growth of 12.3% per year over 15 years.
£334,000
Growth on file: 12.3% per year over 15 years.
Sales timeline
14 October 2010Most recent
£334,000
+21.5%over 4 years27 January 2006
£275,000
+358.3%over 10 years8 December 1995
£60,000
Median price across the last 5 sales in AL5 5RE: £570,000 (2025–2021).
Nearby sales in AL5 5RE
Everything we know about 11 Weybourne Close, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other Weybourne Close homes
EPC Rating for 11 Weybourne Close runs comfortably ahead of the street norm.
Price per m²
£4,024
Street avg £5,241
Floor Area
83 m²
Street avg 87 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
2.9 t/year
Street avg 4.1 t/year
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The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Tylers — bus stop.
Closest school
0.3 km
Crabtree Junior School. 16 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.