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Get started11a is a one-bedroom semi-detached house in Seaford (BN25 1DA). It has a recorded floor area of 48 m² (around 517 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (April 2021) shows an E (score 43), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since May 2017. Between certificates, lighting went from Good to Very Good; while wall efficiency dropped from Good to Average and main heating dropped from Average to Very Poor. The recommended improvements would lift it to B (score 89), a 3-band jump. Main heating runs on electricity. Other recorded features include a conservatory.
Sale prices here have outpaced England HPI: 4.9% per year against 0% for the wider region. Today's modelled estimate of £292,000 is 18% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£479/sq ft) was about 209.4% above the typical sold price in the postcode. At 48 m² it sits well below the postcode median (114 m² across 7 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. On the market in November 2017 and unlisted since — roughly 9 years.
11a sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
11a valuation sits well clear of the typical sold price in this postcode.
£292,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.9% per year over 12 years.
£247,500
Growth on file: 4.9% per year over 12 years.
11a outperforms the street on price per m² by a wide margin.
Price per m²
£5,156
Street avg £2,814
Floor Area
48 m²
Street avg 144 m²
Habitable Rooms
3 rooms
Rail-style transport is unusually close for this postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
The Steyne — bus stop.

Daytime· 07:00 – 23:00
49.8dB

Changes detected from historical EPC data
Heating system changed
Hot water system changed
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
10 November 2017Most recent
£247,500
+80.0%over 12 years9 September 2005
£137,500
Median price across the last 5 sales in BN25 1DA: £450,000 (2021–2012).
Street avg 6 rooms
CO₂ Emissions
3.1 t/year
Street avg 3.5 t/year
BN25 1HD
Closest school
0.6 km
Annecy Catholic Primary School. 5 schools nearby.
Flood risk
Medium
From the Environment Agency.
Night-time· 23:00 – 07:00
39.3dB
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