51A Harmer Green Lane, Welwyn, AL6 0AP is a freehold detached property built in 2024. The property offers approximately 7,233 square feet of living space. In this location, properties of similar size usually have six bedrooms.

The estimated current market value of the property is £3,507,231 , which equates to approximately £485 per square foot. It was last sold on 3 Sep 1998 for £875,000. Since then, the value has increased by £2,632,231, representing a 300.8% increase, or approximately 11.0% per year.

The current estimated value of £3,507,231 is:

  • 116.5% higher than the average property price on Harmer Green Lane
  • 37.9% higher than the average in the AL6 0AP postcode area
  • and 329.1% higher than the average price for Welwyn as a whole

At the most recent EPC inspection on 7 March 2025, the property was recorded as owner-occupied.

View sold house prices in AL6 0AP

Building approximate location

About Property

Type
Detached House
Built
2024
Interior Size
7233 sq ft
Tenure
Freehold
Price (estimate)
£3,507,231
Price Per sq ft (estimate)
£485
Bedroom Count (estimate)
6 bedrooms

EPC Summary

51A Harmer Green Lane, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 0AP has an Energy Performance Certificate (EPC) rating of A, based on the latest assessment carried out on 7 Mar 2025.

Hot water is provided from main heating system. The windows are high performance glazing.

Heating Type
Ground source heat pump, radiators and underfloor, electric
Very Good
Hot Water
From main system
Very Poor
Floor
Average thermal transmittance 0.1 W/m-¦K
Very Good
Roof
Average thermal transmittance 0.12 W/m-¦K
Very Good
Walls
Average thermal transmittance 0.14 W/m-¦K
Very Good
Windows
High performance glazing
Good
Lighting
Excelent lighting efficiency
Very Good

Sale History

Today
£3,507,231
streetscan.co.uk estimate
+301 %
3 Sep 1998
£875,000
Leasehold

Area Insights

Nearby Properties

rooms:
size: 5285 sq ft
sale price: £2,250,000
sale date: 5 Jun 2015
rooms: 4
size: 1507 sq ft
sale price: £700,000
sale date: 17 Nov 2023

Data Sources

The property at 51A Harmer Green Lane, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 0AP appears once in the Land Registry records, with the transaction recorded on 3 Sep 1998. It also has a single Energy Performance Certificate (EPC) from 7 Mar 2025. We use this data, to estimate the property's characteristics and current market value.

This website uses public sector information from:

These datasets are licensed under the Open Government Licence v3.0.
This website is not affiliated with or endorsed by HM Land Registry or DLUHC.


Disclaimer: StreetScan.co.uk makes all reasonable efforts to ensure the information provided on this website is current and accurate; however, no warranties or representations are made as to its completeness or accuracy. StreetScan.co.uk expressly disclaims any and all liability for any loss, damage, or expense arising directly or indirectly from the use of, or reliance upon, such information.