Over the past 30 years, there have been 33 property sales recorded in the DT5 1BD postcode area. The highest sale price reached £495,000, while the most recent sale was for a terraced flat sold in January 2026 for £165,000.

The estimated average property value in DT5 1BD currently stands at £252,059, which is roughly in line with the city average (within ±8%), suggesting property prices reflect broader market trends.

In terms of size, the average price per square metre is approximately £2,064.

Property prices in DT5 1BD have risen by 0.4% over the past year , with a total increase of 16.8% over the past five years , and a long-term rise of 35.1% over the past decade .

The most common type of property sold in the area is terraced, making up around 39% of transactions , followed by flat and detached.

Housing in DT5 1BD is mixed, with 35% of homes being , indicating a diverse residential makeup.

Click on the map to change the analyzed area

Property Sales

12 Castletown, Portland, Weymouth And Portland, Dorset, DT5 1BD

Today
£212,517
streetscan.co.uk estimate
29 May 2015
£175,000
24 Mar 1997
£113,000

14 Castletown, Portland, Weymouth And Portland, Dorset, DT5 1BD

🏠 Terraced
🛏️ 6bed
📐 1249 sq ft
Today
£259,589
streetscan.co.uk estimate
22 Feb 2013
£165,000
20 Aug 1997
£45,000
More details

15B Castletown, Portland, Weymouth And Portland, Dorset, DT5 1BD

🏠 Terraced
🛏️ 2bed
📐 484 sq ft
Today
£164,502
streetscan.co.uk estimate
3 Dec 2014
£115,000
More details

22 Castletown, Portland, Dorset, DT5 1BD

🏠 Terraced
🛏️ 5bed
📐 1109 sq ft
Today
£245,676
streetscan.co.uk estimate
6 Jan 2025
£242,910
20 Dec 2017
£175,000
View +2 more
More details

23 Castletown, Portland, Weymouth And Portland, Dorset, DT5 1BD

🏠 Terraced
🛏️ 4bed
📐 947 sq ft
Today
£205,767
streetscan.co.uk estimate
11 Jul 2001
£65,500
1 Jul 1997
£28,000
View +1 more
More details

25 Castletown, Portland, Dorset, DT5 1BD

🏠 Other
🛏️ 7bed
📐 1356 sq ft
Today
£242,403
streetscan.co.uk estimate
11 Oct 2019
£223,000
29 Aug 2006
£250,000
More details

6 Castletown, Portland, Weymouth And Portland, Dorset, DT5 1BD

🏠 Terraced
🛏️ 4bed
📐 1044 sq ft
Today
£323,149
streetscan.co.uk estimate
11 Nov 2005
£192,500
10 Jul 1998
£38,000
More details

7A Castletown, Portland, Weymouth And Portland, Dorset, DT5 1BD

🏠 Flat
🛏️ 4bed
📐 1432 sq ft
Today
£270,000
streetscan.co.uk estimate
14 Dec 2007
£247,500
More details

Flat 2, 9 Castletown, Portland, Weymouth And Portland, Dorset, DT5 1BD

🏠 Flat
🛏️ 4bed
📐 840 sq ft
Today
£106,796
streetscan.co.uk estimate
2 Jun 1999
£31,500
More details

Flat 3, 9 Castletown, Portland, Dorset, DT5 1BD

🏠 Flat
🛏️ 3bed
📐 818 sq ft
Today
£163,922
streetscan.co.uk estimate
30 Jan 2026
£165,000
27 Jun 2003
£60,000
More details

Flat 4, 9 Castletown, Portland, Weymouth And Portland, Dorset, DT5 1BD

🏠 Flat
🛏️ 4bed
📐 818 sq ft
Today
£85,295
streetscan.co.uk estimate
4 Feb 2002
£39,000
More details

9A Castletown, Portland, Dorset, DT5 1BD

🏠 Flat
🛏️ 2bed
📐 431 sq ft
Today
£72,669
streetscan.co.uk estimate
11 Jul 2022
£80,000
4 Jan 2000
£23,750
More details

9B Castletown, Portland, Weymouth And Portland, Dorset, DT5 1BD

🏠 Flat
🛏️ 2bed
📐 452 sq ft
Today
£71,722
streetscan.co.uk estimate
4 Jan 2000
£23,750
More details

Barbary House Castletown, Portland, Weymouth And Portland, Dorset, DT5 1BD

🏠 Detached
🛏️ 6bed
📐 1647 sq ft
Today
£374,404
streetscan.co.uk estimate
9 Feb 2018
£315,000
11 Oct 2002
£220,000
More details

Customs House Castletown, Portland, Dorset, DT5 1BD

Today
£550,128
streetscan.co.uk estimate
14 Jan 2021
£495,000
18 Aug 2017
£457,500

Portland Roads Hotel Castletown, Portland, Weymouth And Portland, Dorset, DT5 1BD

Today
£443,847
streetscan.co.uk estimate
16 Aug 2017
£420,000

The Coach House Castletown, Portland, Weymouth And Portland, Dorset, DT5 1BD

🏠 Flat
🛏️ bed
📐 1884 sq ft
Today
£128,166
streetscan.co.uk estimate
18 Mar 2012
£95,000
More details

The Royal Breakwater Hotel Castletown, Portland, Weymouth And Portland, Dorset, DT5 1BD

Today
£339,130
streetscan.co.uk estimate
14 Dec 2017
£325,000
23 Nov 1999
£52,500
25 Feb 1997
£78,000

Area Insights

Data Sources

Properties at DT5 1BD appear thirty-three times in the Land Registry records, with the latest transaction recorded on 30 Jan 2026. It also has fourteen Energy Performance Certificates (EPC) entries, the earliest dating back to 15 Apr 2019. 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.