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Get started18 Cook Square is a semi-detached house in Erith (DA8 2PL). It has a recorded floor area of 39 m² (around 420 sq ft), construction records dating it to 1983-1990 and council tax band B. At 39 m² this is the 16th smallest of 58 units on EPC record in the building, where floor areas span 35–66 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (August 2024) shows a C (score 72). When first surveyed in July 2010 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Average to Good, window efficiency went from Very Poor to Average and lighting went from Good to Very Good. Main heating runs on electricity.
Sale prices here have outpaced England HPI: 6.1% per year against 0% for the wider region. Today's modelled estimate of £147,000 is 30.4% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£269/sq ft) was about 76.8% above the typical sold price in the postcode. Sold September 2021 for £112,750. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
18 Cook Square has more than tripled in price since its earliest registered sale in 1999.
£147,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.1% per year over 22 years.
£112,750
Growth on file: 6.1% per year over 22 years.
18 Cook Square is notably below the street on years held.
Price per m²
£2,891
Street avg £2,354
Floor Area
39 m²
Street avg 47 m²
Habitable Rooms
2 rooms
Street avg 2 rooms
Rail-style transport is unusually close for this postcode.
Crime
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Manor Road / Frobisher Road — bus stop.

Daytime· 07:00 – 23:00
52.5dB

Changes detected from historical EPC data
Heating system changed
Hot water efficiency decreased
Single glazing replaced with double or better glazing
Wall insulation upgraded
More low energy lighting installed
Heating system upgraded to a more efficient system
Hot water efficiency improved
Are we missing something? Tell us about home improvements to help adjust your valuation.
30 September 2021Most recent
£112,750
+275.8%over 22 years16 April 1999
£30,000
Median price across the last 5 sales in DA8 2PL: £145,000 (2025–2023).
CO₂ Emissions
2.6 t/year
Street avg 2.7 t/year
DA8 2PN
Closest school
0.4 km
Haberdashers' Slade Green Primary. 23 schools nearby.
Flood risk
Very low
From the Environment Agency.
Night-time· 23:00 – 07:00
43.4dB
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