HM Land Registry records the plot of land for 21, Duchy Close, Dorchester as measuring 94 m².

That makes it the 26th largest plot in the postcode, where 30 of the 31 other houses have recorded plot data.

21, Duchy Close, Dorchester has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 11 Apr 2023.

The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).

The most recent sale of 21, Duchy Close, Dorchester completed on 29th October 2025 at £192,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 the property has sold 3 times.

Values of comparable properties have dropped by 1.8% over the period since October 2025.

• Sold Oct 2025£192,000
• Sold Aug 2023£185,000
• Sold Dec 1997£41,000

Since 2009 30 properties similar to 21, Duchy Close, Dorchester have sold within a radius of 720 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 2nd April 2026, was 5, Fordington Gardens, Dorchester, DT1 1AN, a freehold house which sold for £145,000.

Read more about house prices in DT1.

• Sold Apr 2026£145,000 | 2 Bed House5, Fordington Gardens, Dorchester, DT1 1AN5, Fordington Gardens, Dorchester, DT1 1AN
• Sold Nov 2025£196,000 | 2 Bed House29, Duchy Close, Dorchester, DT1 2EL29, Duchy Close, Dorchester, DT1 2EL
• Sold May 2024£180,000 | 2 Bed House11, Fordington Gardens, Dorchester, DT1 1AN11, Fordington Gardens, Dorchester, DT1 1AN
• Sold Mar 2024£170,000 | 2 Bed House28, Duchy Close, Dorchester, DT1 2EL28, Duchy Close, Dorchester, DT1 2EL
• Sold Jan 2024£205,000 | 2 Bed House10A, Duchy Close, Dorchester, DT1 2EL10A, Duchy Close, Dorchester, DT1 2EL
• Sold Feb 2023£174,000 | 2 Bed House12, Fordington Gardens, Dorchester, DT1 1AN12, Fordington Gardens, Dorchester, DT1 1AN
• Sold Jun 2022£211,000 | 2 Bed House79, Alfred Road, Dorchester, DT1 2DW79, Alfred Road, Dorchester, DT1 2DW
• Sold Jun 2022£206,000 | 2 Bed House1, Buckingham Way, Dorchester, DT1 2BP1, Buckingham Way, Dorchester, DT1 2BP
• Sold Sep 2021£185,000 | 2 Bed House50, Buckingham Way, Dorchester, DT1 2BP50, Buckingham Way, Dorchester, DT1 2BP
• Sold Feb 2021£145,000 | 2 Bed House8, Duchy Close, Dorchester, DT1 2EL8, Duchy Close, Dorchester, DT1 2EL
• Sold Nov 2019£166,200 | 2 Bed House16A, Buckingham Way, Dorchester, DT1 2BP16A, Buckingham Way, Dorchester, DT1 2BP
• Sold Oct 2019£158,500 | 2 Bed House26, Duchy Close, Dorchester, DT1 2EL26, Duchy Close, Dorchester, DT1 2EL
• Sold Dec 2018£140,000 | 2 Bed House89, Alfred Road, Dorchester, DT1 2DW89, Alfred Road, Dorchester, DT1 2DW
• Sold Feb 2018£145,500 | 2 Bed House9, Duchy Close, Dorchester, DT1 2EL9, Duchy Close, Dorchester, DT1 2EL
• Sold Feb 2014£125,000 | 2 Bed House66, Sandringham Court, Dorchester, DT1 2BL66, Sandringham Court, Dorchester, DT1 2BL
• Sold Feb 2014£125,000 | 2 Bed House48, Buckingham Way, Dorchester, DT1 2BP48, Buckingham Way, Dorchester, DT1 2BP
• Sold Jul 2013£130,000 | 2 Bed House17, Duchy Close, Dorchester, DT1 2EL17, Duchy Close, Dorchester, DT1 2EL
• Sold Jun 2010£122,000 | 2 Bed House7, St. Andrews Close, Dorchester, DT1 2SF7, St. Andrews Close, Dorchester, DT1 2SF
• Sold Nov 2009£130,000 | 2 Bed House65, Sandringham Court, Dorchester, DT1 2BL65, Sandringham Court, Dorchester, DT1 2BL
• Sold Apr 2009£101,000 | 2 Bed House11, St. Andrews Close, Dorchester, DT1 2SF11, St. Andrews Close, Dorchester, DT1 2SF

Of the 32 addresses on Duchy Close, Dorchester, DT1, 21, Duchy Close, Dorchester comes out as the 32nd largest and the 31st most expensive in our analysis of the public data.

It is also £150k less expensive than the average property across the DT1 district.

• Manor Park Church of England First School

  300 m away
• St Mary's Catholic First School, Dorchester

  400 m away
• The Prince of Wales School

  2.1 km away

• Dorset Studio School

  2.0 km away
• The Thomas Hardye School

  2.0 km away
• Wey Valley Academy

  7.7 km away

• Dorchester South

  |

  900 m away
• Dorchester West

  |

  1.3 km away
• Upwey

  |

  7.1 km away

The flood risk here is rated Very Low, based on Environment Agency data.