12 Stevenage Road, Knebworth, SG3 6AW is a freehold detached property built between 1900-1929. The property offers approximately 2,034 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 £936,679 , which equates to approximately £460 per square foot. It was last sold on 4 Aug 2025 for £920,000. Since then, the value has increased by £16,679, representing a 1.8% increase, or approximately 5.1% per year.

The current estimated value of £936,679 is:

  • 15.3% higher than the average property price on Stevenage Road
  • 9.2% lower than the average in the SG3 6AW postcode area
  • and 68.2% higher than the average price for Knebworth as a whole

This property has had 2 EPC inspections with recorded tenure information. It was recorded as owner-occupied both times. This suggests the property has typically been lived in by its owners, which often reflects longer-term residency and more consistent maintenance.

At the most recent EPC inspection on 6 June 2022, the property was recorded as owner-occupied.

View sold house prices in SG3 6AW

Building approximate location

About Property

Type
Detached House
Built
1900-1929
Interior Size
2034 sq ft
Tenure
Freehold
Price (estimate)
£936,679
Price Per sq ft (estimate)
£460
Bedroom Count (estimate)
6 bedrooms

EPC Summary

12 Stevenage Road, Knebworth, North Hertfordshire, Hertfordshire, SG3 6AW has an Energy Performance Certificate (EPC) rating of D, based on the latest assessment carried out on 6 Jun 2022.

This property uses a gas-fired boiler and radiators, connected to the mains gas supply, as its main heating source. Hot water is provided from main heating system. The windows are fully double glazed.

The previous EPC assessment was conducted on 28 Jun 2012. The rating of D remains the same, but the energy efficiency score improved by 1.8%.

Since the previous assessment, several changes were observed:

  • The hot water energy efficiency improving from average to good, while the system remained as from main system.
  • The roof construction or insulation changed from pitched, 150 mm loft insulation to pitched, insulated (assumed), with no change in energy efficiency (good).
  • The wall energy efficiency changing from good to average, with the construction or insulation remaining cavity wall, filled cavity.
  • The lighting was updated from low energy lighting in 7% of fixed outlets to low energy lighting in all fixed outlets, with efficiency improving from very poor to very good.
Heating Type
Boiler and radiators, mains gas
Good
Hot Water
From main system
Good
Roof
Pitched, insulated (assumed)
Good
Walls
Cavity wall, filled cavity
Average
Windows
Fully double glazed
Average
Lighting
Low energy lighting in all fixed outlets
Very Good

Compared to SG3 6AW

4 th / 11
Price Rank
9% lower than average
5 th / 8
Size Rank
0% same size than average
4 th / 8
Price Per Sq FT Rank
9% lower than average

Compared to other properties in SG3 6AW , this house's estimated value ranks 4th out of 11. Based on price per square foot, it ranks 4th out of 8 properties. In terms of size, this home ranks 5th out of 8 properties in its postcode area.

Sale History

Today
£936,679
streetscan.co.uk estimate
+2 %
4 Aug 2025
£920,000
Leasehold
+42.6 %
27 Nov 2012
£645,000
Leasehold

Area Insights

Similar Properties Sold Nearby

rooms: 7
size: 1905 sq ft
sale price: £945,000
sale date: 30 Jun 2021
rooms: 6
size: 2067 sq ft
sale price: £675,000
sale date: 31 May 2019
rooms: 5
size: 1765 sq ft
sale price: £711,000
sale date: 1 Feb 2019
rooms: 7
size: 1959 sq ft
sale price: £525,000
sale date: 20 Oct 2006

Data Sources

The property at 12 Stevenage Road, Knebworth, SG3 6AW appears two times in the Land Registry records, with the latest transaction recorded on 4 Aug 2025. It also has two Energy Performance Certificates (EPC) entries, the earliest dating back to 6 Jun 2022. 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.