11 Oaklea, Welwyn, AL6 0PT
About 11 Oaklea
11 Oaklea is a four-bedroom detached house in Welwyn (AL6 0PT). It has a recorded floor area of 156 m² (around 1679 sq ft), construction records dating it to 1950-1966 and council tax band G. The latest certificate (January 2009) shows a D (score 65), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 72). The latest certificate is from January 2009, so improvements made since then won't be reflected.
Untraded for 24 years, with the last transfer in March 2002. Today's modelled estimate of £821,000 sits 138% above the 2002 sale of £345,000. On a £-per-square-foot basis, the last sale (£205/sq ft) was about 18.6% below the postcode norm. 6 planning records sit against the property, 4 approved, 2 refused. Past consents include an extension and a loft conversion, meaningful when judging how the property has evolved. At 156 m² it's 23.7% smaller than the typical home in the postcode (205 m² median across 14 EPCs).
Know exactly what you're buying at 11 Oaklea
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
Energy performance
11 Oaklea's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 19 Jan 2019
EPC Rating
Planning history
11 Oaklea has 2 separate extension applications on the council record.
- Sept 2018Change Of UseFullIn report
Retention of fence and change of use from amenity to residential land
- Reference
- 6/2018/1556/FULL
- May 2018FullIn report
Erection of a boundary fence measuring 8ft (retrospective)
Retrospective- Reference
- 6/2018/0708/HOUSE
We flagged 1 thing worth checking at 11 Oaklea
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
30-day money-back guarantee
Sales history & valuation
11 Oaklea valuation sits well clear of the typical sold price in this postcode.
£821,000
Modelled from EPC, postcode comparables.
£345,000
Recorded with HM Land Registry.
Sales timeline
7 March 2002Most recent
£345,000
Median price across the last 5 sales in AL6 0PT: £675,000 (2025–2017).
Everything we know about 11 Oaklea, 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 Oaklea homes
Habitable Rooms for 11 Oaklea runs comfortably ahead of the street norm.
Price per m²
£2,212
Street avg £3,491
Floor Area
156 m²
Street avg 188 m²
Habitable Rooms
12 rooms
Street avg 7 rooms
CO₂ Emissions
9.0 t/year
Street avg 7.3 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
The Avenue — bus stop.
Closest school
0.1 km
Oaklands Primary School. 9 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.