9 Blackwater Close, Chelmsford, CM1 7QJ
About 9 Blackwater Close
9 Blackwater Close is a two-bedroom semi-detached house in Chelmsford (CM1 7QJ). It has a recorded floor area of 57 m² (around 614 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (June 2019) shows a C (score 72). When first surveyed in July 2009 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Average and lighting went from Good to Very Good.
At 57 m² it sits well below the postcode median (87 m² across 20 EPCs), making it one of the more compact homes locally. Its energy rating outperforms most of the postcode (better than 75% of similar EPCs). Across 2006–2021, sale prices on this property compounded at 3.9% per year. On a £-per-square-foot basis, the last sale (£334/sq ft) was about 41.3% above the typical sold price in the postcode. Most recent transfer: May 2021 at £205,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
What this property has
Inside
- Bedrooms2
- Bathrooms1
- Dining roomYes
- EnsuiteYes
Outside
- Private gardenYes
- ParkingAllocated
Building
- Central heatingYes
Energy performance
EPC Rating
Certificate validity
Valid until 24 June 2029
Property Improvements
Changes detected from historical EPC data
Cavity wall insulation installed
More low energy lighting installed
Get a survey for this property
Level 2 HomeBuyer Report
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Planning history
9 Blackwater Close has no planning applications on record.
But the area is active
4 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£221,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.9% per year over 15 years.
£205,000
Growth on file: 3.9% per year over 15 years.
Sales timeline
20 May 2021Most recent
£205,000
+78.3%over 15 years3 March 2006
£115,000
Median price across the last 5 sales in CM1 7QJ: £300,000 (2026–2022).
Nearby sales in CM1 7QJ
13 Blackwater Close, Chelmsford, CM1 7QJ
Sold May 2026
£480,0004 Blackwater Close, Chelmsford, CM1 7QJ
Sold Aug 2024
£280,00024 Blackwater Close, Chelmsford, CM1 7QJ
Sold Feb 2024
£300,0005 Blackwater Close, Chelmsford, CM1 7QJ
Sold Apr 2022
£225,00018 Blackwater Close, Chelmsford, CM1 7QJ
Sold Mar 2022
£385,000
Versus other Blackwater Close homes
Floor Area for 9 Blackwater Close runs comfortably ahead of the street norm.
Price per m²
£3,596
Street avg £2,314
Floor Area
57 m²
Street avg 55 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
2.1 t/year
Street avg 3.0 t/year
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The neighbourhood at a glance
Crime
420/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Blackwater Close — bus stop.
Closest school
0.5 km
Perryfields Infant School. 26 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
54.5dB

Night-time· 23:00 – 07:00
45.1dB







