Over the past 16 years, there have been 18 property sales recorded in the SL1 1AG postcode area. The highest sale price reached £380,000, while the most recent sale was for a terraced flat sold in February 2026 for £140,000.

The estimated average property value in SL1 1AG currently stands at £197,543, which is approximately 50.7% lower than the city average - making it a relatively affordable option for buyers.

In terms of size, the average price per square metre is approximately £3,277.

Property prices in SL1 1AG have risen by 1.5% over the past year , with a total increase of 10.5% over the past five years , and a long-term rise of 20.2% over the past decade .

The most common type of property sold in the area is flat, making up around 89% of transactions , followed by other.

Housing in SL1 1AG is mixed, with 36% of homes being , indicating a diverse residential makeup.

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Property Sales

Kittiwake House, 1 - 7 High Street, Slough, SL1 1AG

Today
£342,828
streetscan.co.uk estimate
26 Nov 2021
£350,000

Flat 1, Kittiwake House High Street, Slough, SL1 1AG

🏠 Flat
🛏️ 2bed
📐 517 sq ft
Today
£205,645
streetscan.co.uk estimate
14 Feb 2017
£205,000
More details

Flat 19, Kittiwake House High Street, Slough, SL1 1AG

🏠 Other
🛏️ 2bed
📐 721 sq ft
Today
£215,248
streetscan.co.uk estimate
22 Sep 2025
£217,500
18 Jun 2021
£180,000
View +1 more
More details

Flat 2, Kittiwake House High Street, Slough, SL1 1AG

🏠 Flat
🛏️ 2bed
📐 388 sq ft
Today
£137,272
streetscan.co.uk estimate
19 Feb 2026
£140,000
20 Aug 2010
£57,500
More details

Flat 29, Kittiwake House High Street, Slough, SL1 1AG

🏠 Flat
🛏️ bed
📐 614 sq ft
Today
£74,284
streetscan.co.uk estimate
28 May 2010
£46,000
More details

Flat 30, Kittiwake House High Street, Slough, SL1 1AG

🏠 Flat
🛏️ bed
📐 484 sq ft
Today
£179,438
streetscan.co.uk estimate
16 Dec 2013
£119,000
More details

Flat 31, Kittiwake House High Street, Slough, SL1 1AG

🏠 Flat
🛏️ 3bed
📐 743 sq ft
Today
£234,696
streetscan.co.uk estimate
9 Jan 2015
£179,950
More details

Flat 41, Kittiwake House High Street, Slough, SL1 1AG

🏠 Flat
🛏️ 3bed
📐 753 sq ft
Today
£188,033
streetscan.co.uk estimate
10 Jul 2023
£190,000
20 May 2016
£226,000
More details

Flat 43, Kittiwake House High Street, Slough, SL1 1AG

🏠 Flat
🛏️ 3bed
📐 721 sq ft
Today
£247,668
streetscan.co.uk estimate
21 Oct 2016
£250,000
More details

Flat 53, Kittiwake House High Street, Slough, SL1 1AG

🏠 Flat
🛏️ 4bed
📐 753 sq ft
Today
£186,981
streetscan.co.uk estimate
6 Dec 2022
£195,000
More details

Flat 54, Kittiwake House High Street, Slough, SL1 1AG

🏠 Flat
🛏️ 2bed
📐 452 sq ft
Today
£140,020
streetscan.co.uk estimate
17 Mar 2023
£145,000
12 Dec 2013
£118,000
More details

Flat 66, Kittiwake House High Street, Slough, SL1 1AG

🏠 Flat
🛏️ 2bed
📐 538 sq ft
Today
£186,872
streetscan.co.uk estimate
27 Feb 2018
£190,000
26 Feb 2018
£380,000
More details

Area Insights

Data Sources

Properties at SL1 1AG appear eighteen times in the Land Registry records, with the latest transaction recorded on 19 Feb 2026. It also has eleven Energy Performance Certificates (EPC) entries, the earliest dating back to 15 Jun 2020. 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.