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Get started7 Blackwater Close is a four-bedroom detached house in Heybridge Basin, Maldon, Maldon (CM9 4SB). It has a recorded floor area of 130 m² (around 1399 sq ft), construction records dating it to 1983-1990 and council tax band E. The latest certificate (December 2018) shows a D (score 67), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 79). Other recorded features include a conservatory. Records show the property has been extended at some point in its history.
Sale prices here have outpaced Maldon HPI: 6.9% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£432/sq ft) was about 165.4% above the typical sold price in the postcode. One planning record on file: an extension approved in 2014. Past consents include an extension, meaningful when judging how the property has evolved. Last sale on file: £605,000 in March 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
7 Blackwater Close has an approved single-storey side extension on the planning record.
Extension: Single storey · Side of property
Proposed single storey side extension with internal alterations
Latest sale on 7 Blackwater Close was the highest on Land Registry record across the postcode.
£628,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.9% per year over 27 years.
£605,000
Growth on file: 6.9% per year over 27 years.
Price per m² for 7 Blackwater Close runs comfortably ahead of the street norm.
Price per m²
£4,654
Street avg £2,205
Floor Area
130 m²
Street avg 127 m²
Habitable Rooms
7 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km

Daytime· 07:00 – 23:00
41.8dB

31 March 2022Most recent
£605,000
+505.0%over 27 years24 February 1995
£100,000
Median price across the last 5 sales in CM9 4SB: £435,000 (2025–2010).
12 Blackwater Close Heybridge Basin Maldon
Sold Mar 2025
10 Blackwater Close Heybridge Basin Maldon
Sold Feb 2021
5 Blackwater Close Heybridge Basin Maldon
Sold Oct 2011
6 Blackwater Close Heybridge Basin Maldon
Sold Jul 2010
15 Blackwater Close Heybridge Basin Maldon
Sold Feb 2005
Street avg 6 rooms
CO₂ Emissions
4.3 t/year
Street avg 4.7 t/year
CM9 4PG
Heybridge Basin — bus stop.
Closest school
1.5 km
Heybridge Primary School. 6 schools nearby.
Flood risk
Low
From the Environment Agency.
Night-time· 23:00 – 07:00
35.5dB
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