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Get startedFlat D, 1 The Boundary, Seaford, BN25 1DG
3 sales on record
About Flat D
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
Flat D is a one-bedroom semi-detached house in Seaford (BN25 1DG). It has a recorded floor area of 43 m² (around 463 sq ft), construction records dating it to 1983-1990 and council tax band A. The latest certificate (March 2020) shows an E (score 53), well below the UK norm with real room to improve. Earlier certificates rated it D (February 2009); the latest reading is one band lower. Between certificates, window efficiency went from Poor to Good and lighting went from Good to Very Good; while hot-water efficiency dropped from Average to Very Poor and main heating dropped from Poor to Very Poor. The recommended improvements would lift it to C (score 77), a 2-band jump. Main heating runs on electricity.
Sale prices here have outpaced England HPI: 3.1% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£378/sq ft) was about 94.7% above the typical sold price in the postcode. At 43 m² it sits well below the postcode median (62 m² across 32 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. Most recent transfer: October 2023 at £175,000.
What this property has
Pulled from EPC certificates, claim submissions and our property model. Empty categories are hidden — we only show what's known.
Inside
- Bedrooms1
- Bathrooms1
Outside
- GarageYes
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
Flat D sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
Current Certificate(1 of 4)
Mar 2020
EPC Rating
A
B
C
D
E
E53
F
G
Main Heating
Electric
Main Fuel
Electric
Hot Water
Very Poor
Windows
Good
CO2 Emissions
2.5 t/year
Occupancy
Owner Occupied
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
Flat D valuation sits well clear of the typical sold price in this postcode.
Current estimate
See how we calculated this£177,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.1% per year over 14 years.
Last sold (2023)
£175,000
Growth on file: 3.1% per year over 14 years.
Sales timeline
Versus other The Boundary homes
Four headline reads against 29 similar flats on this street, drawn from the latest EPC and Land Registry data.
On epc rating, Flat D runs well behind the street norm.
Price per m²
£4,070
Street avg £2,664
Floor Area
43 m²
Street avg 55 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
Similar properties nearby
A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
The neighbourhood at a glance
A condensed read of the local area. Each tile links through to the full breakdown on the Seaford district page.
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.
Road noise across the postcode
Modelled day and night-time noise levels around BN25 1DG from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
49.0dB
Everything within walking distance
Schools, transport stops and scenic spots near this property — 35 points of interest in total.
Beautiful places to visit nearby
Curated scenic spots within reach of this postcode, served by Beautifulplaces.ai. Photography and tagging come from their open dataset.
Common questions
The questions buyers, sellers and homeowners most often ask about Flat D, 1 The Boundary, Seaford, BN25 1DG. Each answer is also embedded as structured data for search engines.