Over the past 12 years, there have been 70 property sales recorded in the RH12 1ST postcode area. The highest sale price reached £2,500,000, while the most recent sale was for a terraced flat sold in March 2026 for £220,000.

The estimated average property value in RH12 1ST currently stands at £315,529, which is approximately 30.2% 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 £5,292.

Property prices in RH12 1ST have risen by 3.1% over the past year , with a total increase of 3.8% over the past five years , and a long-term rise of 19.6% over the past decade .

The most common type of property sold in the area is flat, making up around 99% of transactions , followed by other.

Housing in RH12 1ST is mixed, with 97% of homes being , indicating a diverse residential makeup.

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Property Sales

20 Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 570 sq ft
Today
£316,526
streetscan.co.uk estimate
13 Dec 2018
£310,000
More details

27 Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 323 sq ft
Today
£179,061
streetscan.co.uk estimate
31 Jan 2019
£175,000
More details

15, Prewett Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

Today
£166,796
streetscan.co.uk estimate
13 Jun 2024
£168,000
13 Dec 2018
£155,000

7, Prewetts Mill Apartments, 7 Mill Bay Lane, Horsham, West Sussex, RH12 1ST

Today
£250,158
streetscan.co.uk estimate
13 Dec 2018
£245,000

1, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 495 sq ft
Today
£239,572
streetscan.co.uk estimate
4 Feb 2021
£225,000
17 Dec 2018
£225,000
More details

10, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 463 sq ft
Today
£220,000
streetscan.co.uk estimate
13 Mar 2026
£220,000
4 Feb 2022
£227,000
View +1 more
More details

11, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 334 sq ft
Today
£210,870
streetscan.co.uk estimate
31 Jul 2019
£200,000
More details

12, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 474 sq ft
Today
£219,526
streetscan.co.uk estimate
14 Dec 2018
£215,000
More details

13, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 323 sq ft
Today
£158,263
streetscan.co.uk estimate
12 Dec 2018
£155,000
More details

14, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 323 sq ft
Today
£167,067
streetscan.co.uk estimate
9 Dec 2021
£165,000
12 Dec 2018
£165,000
More details

16, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 323 sq ft
Today
£183,789
streetscan.co.uk estimate
18 Dec 2018
£180,000
More details

17, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 818 sq ft
Today
£336,806
streetscan.co.uk estimate
27 Feb 2019
£325,000
More details

19, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 463 sq ft
Today
£280,011
streetscan.co.uk estimate
2 Aug 2019
£265,000
More details

2, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 495 sq ft
Today
£224,632
streetscan.co.uk estimate
21 Dec 2018
£220,000
More details

22, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 441 sq ft
Today
£252,769
streetscan.co.uk estimate
1 Mar 2019
£240,000
More details

23, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 323 sq ft
Today
£182,255
streetscan.co.uk estimate
22 Dec 2021
£180,000
18 Dec 2018
£180,000
More details

24, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 323 sq ft
Today
£173,579
streetscan.co.uk estimate
12 Dec 2018
£170,000
More details

25, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 323 sq ft
Today
£178,684
streetscan.co.uk estimate
13 Dec 2018
£175,000
More details

26, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 323 sq ft
Today
£173,956
streetscan.co.uk estimate
31 Jan 2020
£167,500
18 Dec 2018
£165,000
More details

3, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 463 sq ft
Today
£211,346
streetscan.co.uk estimate
20 Feb 2026
£212,000
28 Feb 2020
£210,000
View +1 more
More details

31, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 603 sq ft
Today
£261,117
streetscan.co.uk estimate
16 Sep 2022
£270,000
25 Jan 2019
£250,000
More details

32, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 797 sq ft
Today
£352,823
streetscan.co.uk estimate
29 Mar 2019
£335,000
More details

33, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 797 sq ft
Today
£342,053
streetscan.co.uk estimate
14 Dec 2018
£335,000
More details

34, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 797 sq ft
Today
£325,010
streetscan.co.uk estimate
22 Apr 2024
£323,000
19 Dec 2018
£350,000
More details

39, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 603 sq ft
Today
£219,526
streetscan.co.uk estimate
14 Dec 2018
£215,000
More details

4, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 517 sq ft
Today
£245,363
streetscan.co.uk estimate
25 Feb 2019
£236,763
More details

43, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 409 sq ft
Today
£201,883
streetscan.co.uk estimate
19 Oct 2022
£210,000
20 Dec 2018
£190,000
More details

44, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 700 sq ft
Today
£268,129
streetscan.co.uk estimate
12 Nov 2024
£267,300
10 Dec 2018
£310,000
More details

45, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 635 sq ft
Today
£306,316
streetscan.co.uk estimate
20 Dec 2018
£300,000
More details

46, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 700 sq ft
Today
£325,821
streetscan.co.uk estimate
5 Jun 2025
£327,500
14 Dec 2018
£310,000
More details

47, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 700 sq ft
Today
£337,391
streetscan.co.uk estimate
31 Jul 2019
£320,000
More details

48, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 614 sq ft
Today
£280,789
streetscan.co.uk estimate
11 Dec 2018
£275,000
More details

49, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 614 sq ft
Today
£296,105
streetscan.co.uk estimate
17 Dec 2018
£290,000
More details

5, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 495 sq ft
Today
£204,108
streetscan.co.uk estimate
14 Nov 2025
£210,000
8 Jul 2019
£230,000
More details

50, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 614 sq ft
Today
£276,558
streetscan.co.uk estimate
23 Sep 2021
£270,000
12 Dec 2018
£250,000
More details

51, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 614 sq ft
Today
£296,105
streetscan.co.uk estimate
14 Dec 2018
£290,000
More details

52, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 614 sq ft
Today
£289,626
streetscan.co.uk estimate
24 Jun 2022
£295,000
25 Oct 2019
£300,000
More details

53, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 614 sq ft
Today
£283,538
streetscan.co.uk estimate
30 Jun 2025
£285,000
18 Dec 2018
£290,000
More details

54, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 614 sq ft
Today
£284,989
streetscan.co.uk estimate
14 Feb 2019
£275,000
More details

55, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 614 sq ft
Today
£280,789
streetscan.co.uk estimate
20 Dec 2018
£275,000
More details

56, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 614 sq ft
Today
£282,757
streetscan.co.uk estimate
22 Jul 2022
£295,000
21 Dec 2018
£300,000
More details

57, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 646 sq ft
Today
£291,000
streetscan.co.uk estimate
12 Dec 2018
£285,000
More details

58, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ 3bed
📐 657 sq ft
Today
£306,316
streetscan.co.uk estimate
12 Dec 2018
£300,000
More details

6, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 463 sq ft
Today
£240,454
streetscan.co.uk estimate
29 Jan 2019
£235,000
More details

8, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 495 sq ft
Today
£210,657
streetscan.co.uk estimate
31 Oct 2025
£215,000
19 Dec 2018
£235,000
More details

9, Prewetts Mill Apartments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

🏠 Flat
🛏️ bed
📐 463 sq ft
Today
£258,794
streetscan.co.uk estimate
15 Jul 2022
£270,000
23 Oct 2019
£250,000
More details

18, Prewetts Mill Apratments Mill Bay Lane, Horsham, West Sussex, RH12 1ST

Today
£207,012
streetscan.co.uk estimate
12 Jul 2024
£210,000
20 Dec 2018
£225,000

Prewetts Mill Worthing Road, Horsham, West Sussex, RH12 1ST

Today
£3,165,796
streetscan.co.uk estimate
24 Mar 2014
£2,500,000

Area Insights

Data Sources

Properties at RH12 1ST appear seventy times in the Land Registry records, with the latest transaction recorded on 13 Mar 2026. It also has fourty-four Energy Performance Certificates (EPC) entries, the earliest dating back to 14 Nov 2017. 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.