HM Land Registry records the plot of land for 20, Coniston Avenue, Upminster as measuring 392 m².

That makes it the 18th largest plot in the postcode, where all 27 other houses have recorded plot data.

20, Coniston Avenue, Upminster has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 22 Oct 2010.

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 20, Coniston Avenue, Upminster completed on 27th January 2012 at £440,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 the property has sold twice.

Values of comparable properties have risen by 47.5% over the period since January 2012.

• Sold Jan 2012£440,000
• Sold Sep 2002£265,000

Since 2020 261 properties similar to 20, Coniston Avenue, Upminster have sold within a radius of 640 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 20th November 2025, was 31, Park Drive, Upminster, RM14 3AL, a freehold house which sold for £805,000.

Read more about house prices in RM14.

• Sold Nov 2025£805,000 | 4 Bed House31, Park Drive, Upminster, RM14 3AL31, Park Drive, Upminster, RM14 3AL
• Sold Oct 2025£885,000 | 4 Bed House9, Rushmere Avenue, Upminster, RM14 3AW9, Rushmere Avenue, Upminster, RM14 3AW
• Sold Oct 2025£875,000 | 4 Bed House28, Coniston Avenue, Upminster, RM14 3XR28, Coniston Avenue, Upminster, RM14 3XR
• Sold Oct 2025£885,000 | 4 Bed House45, Coniston Avenue, Upminster, RM14 3XL45, Coniston Avenue, Upminster, RM14 3XL
• Sold Jun 2025£743,000 | 4 Bed House7, Brackendale Gardens, Upminster, RM14 3XB7, Brackendale Gardens, Upminster, RM14 3XB
• Sold Mar 2025£815,000 | 4 Bed House27, Meadow Way, Upminster, RM14 3AB27, Meadow Way, Upminster, RM14 3AB
• Sold Feb 2025£720,000 | 4 Bed House4, Leasway, Upminster, RM14 3AJ4, Leasway, Upminster, RM14 3AJ
• Sold Feb 2025£760,000 | 4 Bed House42, Cranston Park Avenue, Upminster, RM14 3UT42, Cranston Park Avenue, Upminster, RM14 3UT
• Sold Jan 2025£810,000 | 4 Bed House21, Brackendale Gardens, Upminster, RM14 3XB21, Brackendale Gardens, Upminster, RM14 3XB
• Sold Dec 2024£775,000 | 4 Bed House16, Melstock Avenue, Upminster, RM14 3UP16, Melstock Avenue, Upminster, RM14 3UP
• Sold Dec 2024£770,000 | 4 Bed House1, Brackendale Gardens, Upminster, RM14 3XB1, Brackendale Gardens, Upminster, RM14 3XB
• Sold Sep 2024£875,000 | 4 Bed House19, Leasway, Upminster, RM14 3AJ19, Leasway, Upminster, RM14 3AJ
• Sold Apr 2024£765,000 | 4 Bed House241, Corbets Tey Road, Upminster, RM14 2YW241, Corbets Tey Road, Upminster, RM14 2YW
• Sold Feb 2024£831,000 | 4 Bed House11, Park Drive, Upminster, RM14 3AP11, Park Drive, Upminster, RM14 3AP
• Sold Jul 2023£850,000 | 4 Bed House49, Coniston Avenue, Upminster, RM14 3XL49, Coniston Avenue, Upminster, RM14 3XL
• Sold Jun 2023£825,000 | 4 Bed House2, Fairfield Avenue, Upminster, RM14 3AY2, Fairfield Avenue, Upminster, RM14 3AY
• Sold Mar 2023£745,000 | 4 Bed House54, Cranston Park Avenue, Upminster, RM14 3XH54, Cranston Park Avenue, Upminster, RM14 3XH
• Sold Jun 2021£752,000 | 4 Bed House14, Brackendale Gardens, Upminster, RM14 3XB14, Brackendale Gardens, Upminster, RM14 3XB
• Sold Nov 2020£690,000 | 4 Bed House47, Brackendale Gardens, Upminster, RM14 3XA47, Brackendale Gardens, Upminster, RM14 3XA
• Sold Jun 2020£755,000 | 4 Bed House13, Coniston Avenue, Upminster, RM14 3XR13, Coniston Avenue, Upminster, RM14 3XR

Of the 99 addresses on Coniston Avenue, Upminster, RM14, 20, Coniston Avenue, Upminster comes out as the 19th largest and the 21st most expensive in our analysis of the public data.

It is also £196k more expensive than the average property across the RM14 district.

• Upminster Infant School

  800 m away
• Upminster Junior School

  800 m away
• St Joseph's Catholic Primary School

  900 m away

• Gaynes School

  300 m away
• Sacred Heart of Mary Girls' School

  1.0 km away
• The Coopers' Company and Coborn School

  1.1 km away

• Upminster

  |

  1.1 km away
• Upminster Bridge

  |

  1.5 km away
• Hornchurch

  |

  2.2 km away

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