Over the past 30 years, there have been 101 property sales recorded in the SL1 6EB postcode area. The highest sale price reached £312,000, while the most recent sale was for a semi-detached flat sold in July 2025 for £310,000.

The estimated average property value in SL1 6EB currently stands at £273,481, which is approximately 30.4% 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 £4,370.

Property prices in SL1 6EB have risen by 1.6% over the past year , with a total increase of 12.4% over the past five years, and a long-term rise of 39.1% over the past decade.

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

Housing in SL1 6EB is predominantly owner-occupied, with an estimated 65% of homes being lived in by the owners.

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Property Sales

105 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 3bed
📐 667 sq ft
Today
£254,450
streetscan.co.uk estimate
14 May 2021
£250,000
More details

107 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 3bed
📐 710 sq ft
Today
£260,580
streetscan.co.uk estimate
10 Mar 2017
£254,950
12 Dec 2014
£215,000
View +3 more
More details

11 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 5bed
📐 667 sq ft
Today
£291,098
streetscan.co.uk estimate
16 Sep 2011
£174,000
22 Jul 2005
£142,000
More details

113 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 3bed
📐 689 sq ft
Today
£200,650
streetscan.co.uk estimate
3 Mar 2010
£122,000
More details

117 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 3bed
📐 603 sq ft
Today
£226,410
streetscan.co.uk estimate
29 Jan 1999
£58,000
More details

121 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 3bed
📐 700 sq ft
Today
£297,950
streetscan.co.uk estimate
21 Oct 2022
£305,000
More details

123 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 3bed
📐 667 sq ft
Today
£251,040
streetscan.co.uk estimate
5 Apr 2004
£140,500
More details

125 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 2bed
📐 700 sq ft
Today
£275,187
streetscan.co.uk estimate
16 Jul 2024
£280,000
More details

127 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 4bed
📐 570 sq ft
Today
£271,996
streetscan.co.uk estimate
23 Sep 2016
£265,000
25 Mar 2010
£139,500
View +1 more
More details

13 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 4bed
📐 710 sq ft
Today
£253,565
streetscan.co.uk estimate
27 Oct 2009
£150,000
31 May 1996
£52,500
More details

15 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 3bed
📐 603 sq ft
Today
£256,053
streetscan.co.uk estimate
15 Jan 2016
£230,500
More details

17 Thirlmere Avenue, Slough, SL1 6EB

🏠 Semi-detached
🛏️ 3bed
📐 700 sq ft
Today
£317,418
streetscan.co.uk estimate
6 Sep 2022
£312,000
30 Sep 1998
£67,500
More details

19 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 3bed
📐 517 sq ft
Today
£260,896
streetscan.co.uk estimate
11 Sep 2015
£217,950
20 Mar 2014
£174,500
More details

21 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 3bed
📐 667 sq ft
Today
£263,090
streetscan.co.uk estimate
8 May 2014
£179,995
19 Jul 1999
£65,500
More details

23 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 3bed
📐 667 sq ft
Today
£246,382
streetscan.co.uk estimate
21 Feb 2025
£255,000
11 Nov 1999
£72,000
More details

29 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 3bed
📐 775 sq ft
Today
£268,212
streetscan.co.uk estimate
6 Mar 2020
£250,000
31 Mar 2006
£145,000
View +1 more
More details

31 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 3bed
📐 721 sq ft
Today
£244,221
streetscan.co.uk estimate
14 May 2021
£239,950
More details

33 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 3bed
📐 689 sq ft
Today
£274,980
streetscan.co.uk estimate
4 Oct 2016
£273,000
More details

35 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 3bed
📐 667 sq ft
Today
£234,321
streetscan.co.uk estimate
27 May 2004
£135,000
More details

37 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 4bed
📐 635 sq ft
Today
£247,915
streetscan.co.uk estimate
5 Oct 2018
£249,190
More details

39 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 3bed
📐 646 sq ft
Today
£204,991
streetscan.co.uk estimate
3 Jun 2004
£120,000
6 Jul 1998
£66,500
More details

41 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 3bed
📐 689 sq ft
Today
£269,036
streetscan.co.uk estimate
10 Dec 1997
£62,000
More details

47 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 3bed
📐 657 sq ft
Today
£225,697
streetscan.co.uk estimate
20 Dec 2017
£225,000
18 Dec 2009
£149,950
View +4 more
More details

49 Thirlmere Avenue, Slough, SL1 6EB

🏠 Semi-detached
🛏️ 3bed
📐 700 sq ft
Today
£298,607
streetscan.co.uk estimate
25 Jul 2025
£310,000
30 May 2024
£305,000
View +3 more
More details

5 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 3bed
📐 689 sq ft
Today
£293,015
streetscan.co.uk estimate
29 Apr 2022
£290,000
14 Oct 2011
£164,000
View +2 more
More details

53 Thirlmere Avenue, Slough, SL1 6EB

🏠 Semi-detached
🛏️ 3bed
📐 710 sq ft
Today
£328,175
streetscan.co.uk estimate
18 Dec 2003
£143,000
7 Oct 1999
£69,950
More details

57 Thirlmere Avenue, Slough, SL1 6EB

Today
£279,819
streetscan.co.uk estimate
8 Dec 2006
£143,000

Land Associated With, 57 Land Associated With, Northumberland Avenue, Slough, SL1 6EB

Today
£255,560
streetscan.co.uk estimate
27 Jun 2002
£117,000
9 Jun 1998
£64,950

59 Thirlmere Avenue, Slough, SL1 6EB

Today
£271,371
streetscan.co.uk estimate
22 May 2009
£165,000
17 Mar 2000
£73,000
5 Aug 1996
£46,000

63 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 3bed
📐 667 sq ft
Today
£237,665
streetscan.co.uk estimate
17 Feb 2023
£245,000
19 Jul 2013
£158,000
View +3 more
More details

69 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 3bed
📐 707 sq ft
Today
£291,883
streetscan.co.uk estimate
22 Aug 2014
£206,000
22 Feb 2006
£149,000
More details

71 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 4bed
📐 667 sq ft
Today
£232,755
streetscan.co.uk estimate
16 Dec 2005
£142,000
7 Nov 2001
£97,500
View +1 more
More details

73 Thirlmere Avenue, Slough, SL1 6EB

🏠 Detached
🛏️ 3bed
📐 689 sq ft
Today
£287,622
streetscan.co.uk estimate
20 Jul 2021
£265,000
10 Aug 2007
£153,000
More details

79 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 3bed
📐 678 sq ft
Today
£264,906
streetscan.co.uk estimate
20 Aug 2021
£260,000
30 Apr 2014
£200,000
View +3 more
More details

83 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 3bed
📐 667 sq ft
Today
£270,836
streetscan.co.uk estimate
12 May 2000
£90,000
20 Nov 1998
£66,000
View +1 more
More details

85 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 5bed
📐 721 sq ft
Today
£282,638
streetscan.co.uk estimate
6 Oct 2017
£287,000
15 Apr 2015
£227,000
View +3 more
More details

87 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 4bed
📐 700 sq ft
Today
£269,730
streetscan.co.uk estimate
13 May 2024
£277,500
31 Mar 2021
£245,000
View +4 more
More details

89 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 3bed
📐 710 sq ft
Today
£282,099
streetscan.co.uk estimate
27 May 2014
£193,000
22 Jan 2003
£123,500
More details

91 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 4bed
📐 678 sq ft
Today
£263,800
streetscan.co.uk estimate
11 Feb 2022
£260,000
24 Mar 2011
£157,500
View +1 more
More details

95 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 3bed
📐 667 sq ft
Today
£284,305
streetscan.co.uk estimate
6 Mar 2020
£265,000
27 Jul 2004
£144,000
More details

97 Thirlmere Avenue, Slough, SL1 6EB

🏠 Flat
🛏️ 3bed
📐 678 sq ft
Today
£298,172
streetscan.co.uk estimate
22 May 2020
£269,950
25 Jun 1999
£64,500
View +1 more
More details

Area Insights

Data Sources

Properties at SL1 6EB appear one hundred and one times in the Land Registry records, with the latest transaction recorded on 25 Jul 2025. It also has thirty-eight Energy Performance Certificates (EPC) entries, the earliest dating back to 6 Jun 2015. 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.