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Get started10 Chesterton Avenue is a three-bedroom detached house in Seaford (BN25 3RL). It has a recorded floor area of 98 m² (around 1055 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (August 2023) shows a C (score 69), just inside the C band. When first surveyed in November 2013 the rating was E, the property has climbed 2 bands since. Between certificates, roof efficiency went from Average to Good and hot-water efficiency went from Average to Good; while wall efficiency dropped from Good to Average and window efficiency dropped from Good to Average. The recommended improvements would push it to B (score 84). The home occupies a corner plot.
Sale prices here have outpaced England HPI: 3.7% per year against 0.1% for the wider region. On a £-per-square-foot basis, the last sale (£465/sq ft) was about 94.3% above the typical sold price in the postcode. A recent sale: £490,000 in September 2025. Its energy rating outperforms most of the postcode (better than 87% of similar EPCs). One planning record on file: an extension refused in 2007.
Erection of a detached garage, rear conservatory & conversion of existing garage to bedroom & ensuite
10 Chesterton Avenue valuation sits well clear of the typical sold price in this postcode.
£494,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.7% per year over 19 years.
£490,000
Growth on file: 3.7% per year over 19 years.
10 Chesterton Avenue outperforms the street on price per m² by a wide margin.
Price per m²
£5,000
Street avg £3,185
Floor Area
98 m²
Street avg 111 m²
Habitable Rooms
4 rooms
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Kingston Green — bus stop.

Daytime· 07:00 – 23:00
50.4dB

Changes detected from historical EPC data
Hot water efficiency improved
Roof insulation improved
Are we missing something? Tell us about home improvements to help adjust your valuation.
17 September 2025Most recent
£490,000
+36.9%over 8 years27 February 2017
£358,000
+43.2%over 10 years5 February 2007
£250,000
Median price across the last 5 sales in BN25 3RL: £448,250 (2024–2020).
Street avg 5 rooms
CO₂ Emissions
3.3 t/year
Street avg 4.8 t/year
BN25 3RL
Closest school
0.5 km
Chyngton School. 5 schools nearby.
Night-time· 23:00 – 07:00
40.0dB
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