51 Longcroft Lane, Welwyn Garden City, AL8 6EB
About 51 Longcroft Lane
51 Longcroft Lane is a three-bedroom mid-terrace house in Welwyn Garden City (AL8 6EB). It has a recorded floor area of 96 m² (around 1033 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (November 2019) shows a C (score 71). When first surveyed in February 2014 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Average and window efficiency went from Very Poor to Average. The recommended improvements would push it to B (score 86).
6 planning records sit against the property, 6 approved, 0 refused. Past consents include an extension, a loft conversion and new windows, meaningful when judging how the property has evolved. Its energy rating outperforms most of the postcode (better than 83% of similar EPCs). Across 2014–2021, sale prices on this property compounded at 4.8% per year. On a £-per-square-foot basis, the last sale (£559/sq ft) was about 50.6% above the typical sold price in the postcode. Sold February 2021 for £577,500. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 51 Longcroft Lane
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
What this property has
Inside
- Bedrooms3
- Bathrooms1
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Single glazing replaced with double or better glazing
Cavity wall insulation installed
Planning history
51 Longcroft Lane has been through 6 approved planning applications — a well-evolved property.
- Apr 2022Loft ConversionIn report
Extension: Single storey · Rear of property
Erection of single story rear extension and loft conversion
Extension- Reference
- 6/2022/0440/EM
- Dec 2021Loft ConversionIn report
Extension: Single storey · Rear of property
Erection of a single storey rear extension along with additions of a new utility and W/C on the ground floor. Erection of an additional staircase and conversion of the existing loft space into a habitable room, complete with en-suite and rear dormer windows
Extension- Reference
- 6/2021/2896/EM
What's in 51 Longcroft Lane, Welwyn Garden City, AL8 6EB's planning history?
4 more on this property, plus refusals, disputes and full decisions nearby, in the report.
Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£605,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.8% per year over 7 years.
£577,500
Growth on file: 4.8% per year over 7 years.
Sales timeline
19 February 2021Most recent
£577,500
+36.8%over 6 years16 June 2014
£422,000
Median price across the last 5 sales in AL8 6EB: £575,500 (2023–2020).
Nearby sales in AL8 6EB
29 Longcroft Lane, Welwyn Garden City, AL8 6EB
Sold Nov 2023
£645,00017 Longcroft Lane, Welwyn Garden City, AL8 6EB
Sold Sept 2023
£470,00043 Longcroft Lane, Welwyn Garden City, AL8 6EB
Sold Apr 2021
£770,00065 Longcroft Lane, Welwyn Garden City, AL8 6EB
Sold Oct 2020
£531,50047 Longcroft Lane, Welwyn Garden City, AL8 6EB
Sold Sept 2020
£575,500
Everything we know about 51 Longcroft Lane, 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 Longcroft Lane homes
51 Longcroft Lane outperforms the street on epc rating by a wide margin.
Price per m²
£6,016
Street avg £5,420
Floor Area
96 m²
Street avg 90 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
3.2 t/year
Street avg 4.6 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Sainsbury's — bus stop.
Closest school
0.6 km
Peartree Primary School. 21 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.