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Get started9 The Boundary is a three-bedroom detached house in Seaford (BN25 1DG). It has a recorded floor area of 75 m² (around 807 sq ft), construction records dating it to 1983-1990 and council tax band D. The latest certificate (August 2020) shows a C (score 69), just inside the C band. When first surveyed in December 2008 the rating was D, the property has climbed 1 band since. Between certificates, lighting went from Poor to Very Good; while window efficiency dropped from Good to Average. The recommended improvements would push it to B (score 83).
Sale prices here have outpaced England HPI: 7.6% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£465/sq ft) was about 138.1% above the typical sold price in the postcode. Sold February 2021 for £375,000. Across the public record there are 4 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. At 75 m² it's 24% larger than the typical home in the postcode (61 m² median across 32 EPCs).
Latest sale on 9 The Boundary was the highest on Land Registry record across the postcode.
£405,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.6% per year over 24 years.
£375,000
Growth on file: 7.6% per year over 24 years.
Rail-style transport is unusually close for this postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Martello Museum — bus stop.

Daytime· 07:00 – 23:00
49.0dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
11 February 2021Most recent
£375,000
+74.4%over 9 years5 September 2011
£215,000
+29.6%over 8 years1 November 2002
£165,950
+145.9%over 5 years25 July 1997
£67,500
Median price across the last 5 sales in BN25 1DG: £190,000 (2025–2023).
BN25 1TL
Closest school
0.8 km
Annecy Catholic Primary School. 5 schools nearby.
Flood risk
Low
From the Environment Agency.
Night-time· 23:00 – 07:00
38.2dB
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