Over the past 25 years, there have been 33 property sales recorded in the CM15 9AU postcode area. The highest sale price reached £1,980,000, while the most recent sale was for a detached flat sold in September 2025 for £235,000.

The estimated average property value in CM15 9AU currently stands at £392,796, which is approximately 21.7% 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 £4,993.

Property prices in CM15 9AU have risen by 3.5% over the past year , with a total increase of 4.1% over the past five years , and a long-term rise of 31.5% over the past decade .

The most common type of property sold in the area is flat, making up around 70% of transactions , followed by other and detached.

Housing in CM15 9AU is mixed, with 94% of homes being , indicating a diverse residential makeup.

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Property Sales

15A Ongar Road, Brentwood, Essex, CM15 9AU

🏠 Other
🛏️ 3bed
📐 560 sq ft
Today
£416,756
streetscan.co.uk estimate
13 Apr 2022
£425,000
More details

17 Ongar Road, Brentwood, Essex, CM15 9AU

Today
£238,819
streetscan.co.uk estimate
17 Mar 2025
£240,000
21 Jul 2021
£197,000

Flat 1, 17 Ongar Road, Brentwood, Essex, CM15 9AU

🏠 Flat
🛏️ bed
📐 570 sq ft
Today
£273,662
streetscan.co.uk estimate
23 Aug 2019
£265,000
More details

Flat 10, 17 Ongar Road, Brentwood, Essex, CM15 9AU

🏠 Flat
🛏️ bed
📐 581 sq ft
Today
£274,323
streetscan.co.uk estimate
24 Jul 2020
£257,500
30 Nov 2018
£265,000
More details

Flat 11, 17 Ongar Road, Brentwood, Essex, CM15 9AU

🏠 Flat
🛏️ bed
📐 570 sq ft
Today
£277,345
streetscan.co.uk estimate
30 Jun 2023
£265,000
30 Nov 2018
£280,000
More details

Flat 12, 17 Ongar Road, Brentwood, Essex, CM15 9AU

🏠 Flat
🛏️ bed
📐 603 sq ft
Today
£369,878
streetscan.co.uk estimate
8 Jul 2019
£360,000
More details

Flat 13, 17 Ongar Road, Brentwood, Essex, CM15 9AU

🏠 Flat
🛏️ bed
📐 1216 sq ft
Today
£374,319
streetscan.co.uk estimate
3 Jan 2020
£360,250
More details

Flat 14, 17 Ongar Road, Brentwood, Essex, CM15 9AU

🏠 Flat
🛏️ bed
📐 893 sq ft
Today
£374,060
streetscan.co.uk estimate
3 Jan 2020
£360,000
More details

Flat 15, 17 Ongar Road, Brentwood, Essex, CM15 9AU

🏠 Flat
🛏️ bed
📐 936 sq ft
Today
£374,060
streetscan.co.uk estimate
3 Jan 2020
£360,000
More details

Flat 16, 17 Ongar Road, Brentwood, Essex, CM15 9AU

🏠 Flat
🛏️ bed
📐 980 sq ft
Today
£433,728
streetscan.co.uk estimate
14 Aug 2019
£420,000
More details

Flat 2, 17 Ongar Road, Brentwood, Essex, CM15 9AU

🏠 Flat
🛏️ bed
📐 603 sq ft
Today
£265,784
streetscan.co.uk estimate
20 Jun 2024
£260,000
23 Sep 2019
£260,000
More details

Flat 3, 17 Ongar Road, Brentwood, Essex, CM15 9AU

🏠 Flat
🛏️ bed
📐 603 sq ft
Today
£279,512
streetscan.co.uk estimate
8 Sep 2022
£282,000
4 Dec 2018
£262,000
More details

Flat 4, 17 Ongar Road, Brentwood, Essex, CM15 9AU

🏠 Flat
🛏️ bed
📐 829 sq ft
Today
£285,876
streetscan.co.uk estimate
5 Jun 2019
£274,000
More details

Flat 5, 17 Ongar Road, Brentwood, Essex, CM15 9AU

🏠 Flat
🛏️ bed
📐 581 sq ft
Today
£289,152
streetscan.co.uk estimate
15 Aug 2019
£280,000
More details

Flat 6, 17 Ongar Road, Brentwood, Essex, CM15 9AU

🏠 Flat
🛏️ bed
📐 570 sq ft
Today
£258,840
streetscan.co.uk estimate
18 Jun 2021
£255,000
4 Dec 2018
£260,000
More details

Flat 7, 17 Ongar Road, Brentwood, Essex, CM15 9AU

🏠 Flat
🛏️ bed
📐 570 sq ft
Today
£273,916
streetscan.co.uk estimate
4 Dec 2018
£275,000
More details

Flat 8, 17 Ongar Road, Brentwood, Essex, CM15 9AU

🏠 Flat
🛏️ bed
📐 614 sq ft
Today
£354,737
streetscan.co.uk estimate
17 Jun 2019
£340,000
More details

Flat 9, 17 Ongar Road, Brentwood, Essex, CM15 9AU

🏠 Flat
🛏️ bed
📐 829 sq ft
Today
£236,403
streetscan.co.uk estimate
22 Sep 2025
£235,000
26 Jul 2019
£268,000
More details

25 Ongar Road, Brentwood, Essex, CM15 9AU

Today
£497,464
streetscan.co.uk estimate
16 Nov 2005
£230,000
1 Sep 2003
£175,000
14 May 2001
£125,000

47 Ongar Road, Brentwood, Essex, CM15 9AU

Today
£130,129
streetscan.co.uk estimate
21 Nov 2017
£130,000
6 Nov 2013
£120,000

Castle Ongar Road, Brentwood, Essex, CM15 9AU

Today
£577,714
streetscan.co.uk estimate
25 May 2017
£564,000
25 May 2017
£1,980,000
19 Jun 2009
£500,000

Area Insights

Data Sources

Properties at CM15 9AU appear thirty-three times in the Land Registry records, with the latest transaction recorded on 22 Sep 2025. It also has seventeen Energy Performance Certificates (EPC) entries, the earliest dating back to 12 Oct 2018. 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.