HM Land Registry records the plot of land for 40, Onslow Gardens, Ongar as measuring 353 m².

That makes it the 7th largest plot in the postcode, where 21 of the 23 other houses have recorded plot data.

40, Onslow Gardens, Ongar has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 02 Jun 2012.

The property is not connected to mains gas and has fully double glazed windows. It is heated using electric storage heaters.

The most recent sale of 40, Onslow Gardens, Ongar completed on 14th August 2012 at £265,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 this is the property's only sale.

Values of comparable properties have risen by 64.8% over the period since August 2012.

• Sold Aug 2012£265,000

Since 2009 57 properties similar to 40, Onslow Gardens, Ongar have sold within a radius of 1.0 kilometres, per the Land Registry and our network of Estate Agents.

The latest, on the 12th February 2026, was Mandalay, Epping Road, Ongar, CM5 0BE, a freehold house which sold for £420,000.

Read more about house prices in CM5.

• Sold Feb 2026£420,000 | 3 Bed HouseMandalay, Epping Road, Ongar, CM5 0BEMandalay, Epping Road, Ongar, CM5 0BE
• Sold Jan 2026£357,000 | 3 Bed House12, Moreton Road, Ongar, CM5 0AP12, Moreton Road, Ongar, CM5 0AP
• Sold Oct 2025£450,000 | 3 Bed House66, Mayflower Way, Ongar, CM5 9BA66, Mayflower Way, Ongar, CM5 9BA
• Sold Jan 2025£475,000 | 3 Bed House39, Bowes Drive, Ongar, CM5 9AU39, Bowes Drive, Ongar, CM5 9AU
• Sold Jun 2024£420,000 | 3 Bed House6, Walter Mead Close, Ongar, CM5 0BW6, Walter Mead Close, Ongar, CM5 0BW
• Sold Sep 2023£430,000 | 3 Bed House37, Bowes Drive, Ongar, CM5 9AU37, Bowes Drive, Ongar, CM5 9AU
• Sold Jul 2023£470,000 | 3 Bed House4, Churchill Close, Ongar, CM5 9BH4, Churchill Close, Ongar, CM5 9BH
• Sold May 2022£390,000 | 3 Bed House13, Walter Mead Close, Ongar, CM5 0BW13, Walter Mead Close, Ongar, CM5 0BW
• Sold Mar 2022£470,000 | 3 Bed House1, The Johns, Ongar, CM5 9BD1, The Johns, Ongar, CM5 9BD
• Sold Mar 2022£455,000 | 3 Bed House64, The Gables, Ongar, CM5 0GA64, The Gables, Ongar, CM5 0GA
• Sold Jul 2021£375,000 | 3 Bed House33, Bowes Drive, Ongar, CM5 9AU33, Bowes Drive, Ongar, CM5 9AU
• Sold Apr 2021£350,000 | 3 Bed House33, Mayflower Way, Ongar, CM5 9AZ33, Mayflower Way, Ongar, CM5 9AZ
• Sold Oct 2019£390,000 | 3 Bed House76, Mayflower Way, Ongar, CM5 9BB76, Mayflower Way, Ongar, CM5 9BB
• Sold Feb 2018£430,000 | 3 Bed House78, Mayflower Way, Ongar, CM5 9BB78, Mayflower Way, Ongar, CM5 9BB
• Sold Jul 2017£437,000 | 3 Bed House6, Churchill Close, Ongar, CM5 9BH6, Churchill Close, Ongar, CM5 9BH
• Sold Feb 2017£415,000 | 3 Bed House19, Mayflower Way, Ongar, CM5 9AZ19, Mayflower Way, Ongar, CM5 9AZ
• Sold Mar 2015£282,500 | 3 Bed House6, Roding View, Ongar, CM5 9BE6, Roding View, Ongar, CM5 9BE
• Sold Sep 2014£325,000 | 3 Bed House68, Mayflower Way, Ongar, CM5 9BA68, Mayflower Way, Ongar, CM5 9BA
• Sold Aug 2013£320,000 | 3 Bed House80, Mayflower Way, Ongar, CM5 9BB80, Mayflower Way, Ongar, CM5 9BB
• Sold Aug 2009£315,000 | 3 Bed House5, The Johns, Ongar, CM5 9BD5, The Johns, Ongar, CM5 9BD

Of the 59 addresses on Onslow Gardens, Ongar, CM5, 40, Onslow Gardens, Ongar comes out as the 59th largest and the 59th most expensive in our analysis of the public data.

It is also £174k less expensive than the average property across the CM5 district.

• High Ongar Primary School

  900 m away
• Ongar Primary School

  1.0 km away
• Chipping Ongar Primary School

  1.4 km away

• The Ongar Academy

  900 m away
• Shenfield High School

  9.6 km away
• Becket Keys Church of England Free School

  9.8 km away

• Epping

  |

  9.6 km away
• Shenfield

  |

  10.3 km away
• Ingatestone

  |

  10.4 km away

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