Over the past 30 years, there have been 15 property sales recorded in the SL3 7TT postcode area. The highest sale price reached £643,500, while the most recent sale was for a semi-detached house sold in November 2025 for £643,500.

The estimated average property value in SL3 7TT currently stands at £496,791, which is approximately 24.1% higher than the city average, indicating a potentially more desirable or in-demand location.

In terms of size, the average price per square metre is approximately £5,751.

Property prices in SL3 7TT have risen by 2.7% over the past year , with a total increase of 19.5% over the past five years , and a long-term rise of 55.7% over the past decade .

The most common type of property sold in the area is semi-detached, making up around 93% of transactions , followed by terraced.

Housing in SL3 7TT is predominantly owner-occupied, with an estimated 83% of homes being lived in by the owners.

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Property Sales

425 Trelawney Avenue, Slough, SL3 7TT

🏠 Terraced
🛏️ 9bed
📐 1023 sq ft
Today
£508,114
streetscan.co.uk estimate
10 Aug 2012
£261,500
More details

429 Trelawney Avenue, Slough, SL3 7TT

Today
£330,491
streetscan.co.uk estimate
26 Mar 2004
£138,000
15 Aug 1997
£94,000

431 Trelawney Avenue, Slough, SL3 7TT

🏠 Semi-detached
🛏️ 4bed
📐 947 sq ft
Today
£480,469
streetscan.co.uk estimate
3 Sep 2001
£150,000
12 Jun 2000
£134,950
More details

433 Trelawney Avenue, Langley, Slough, SL3 7TT

Today
£546,595
streetscan.co.uk estimate
12 Nov 2021
£505,000
20 Oct 2006
£264,000
14 Dec 1999
£105,000

435 Trelawney Avenue, Slough, SL3 7TT

🏠 Semi-detached
🛏️ 5bed
📐 538 sq ft
Today
£465,909
streetscan.co.uk estimate
27 Jun 2005
£210,000
More details

437 Trelawney Avenue, Slough, SL3 7TT

Today
£519,426
streetscan.co.uk estimate
30 Jun 2004
£225,000

439 Trelawney Avenue, Langley, Slough, SL3 7TT

Today
£639,898
streetscan.co.uk estimate
28 Mar 2018
£550,000
30 Apr 1998
£94,000

441 Trelawney Avenue, Langley, Slough, SL3 7TT

🏠 Semi-detached
🛏️ 5bed
📐 990 sq ft
Today
£658,271
streetscan.co.uk estimate
20 Nov 2025
£643,500
18 Feb 2022
£465,000
View +1 more
More details

Area Insights

Data Sources

Properties at SL3 7TT appear fifteen times in the Land Registry records, with the latest transaction recorded on 20 Nov 2025. It also has six Energy Performance Certificates (EPC) entries, the earliest dating back to 31 Jan 2012. 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.