Seabrink, Flat 2, 46 Undercliff Gardens, Leigh On Sea, SS9 1EA
About Seabrink
Seabrink is a two-bedroom end-of-terrace house in Leigh On Sea (SS9 1EA). It has a recorded floor area of 101 m² (around 1087 sq ft) and construction records dating it to 1967-1975. At 101 m² this is the 11th smallest of 14 units on EPC record in Seabrink, where floor areas span 82–112 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (March 2017) shows a C (score 75), near the top of the C band.
Across 2001–2018, sale prices on this property compounded at 4.4% per year. On a £-per-square-foot basis, the last sale (£478/sq ft) was about 37.8% above the typical sold price in the postcode. Last changed hands 8 years ago, in January 2018. One historical planning record sits against the property in 2018.
Know exactly what you're buying at Seabrink
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms2
Energy performance
EPC Rating
Planning history
- Oct 2018FullIn report
Install part cladding/part render to South Elevation of East Block
- Documents
- 9 docs on file
- Reference
- 18/01421/FUL
We flagged 1 thing worth checking at Seabrink
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Signs of HMO activity in the area
30-day money-back guarantee
Sales history & valuation
Sale price has at least doubled since 2001.
£517,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.4% per year over 16 years.
£520,000
Growth on file: 4.4% per year over 16 years.
Sales timeline
10 January 2018Most recent
£520,000
+126.1%over 13 years8 August 2004
£229,995
-11.5%over 2 years23 November 2001
£260,000
Median price across the last 5 sales in SS9 1EA: £405,000 (2025–2021).
Nearby sales in SS9 1EA
Seabrink, Flat 10, 46 Undercliff Gardens, Leigh On Sea, SS9 1EA
Sold Jan 2025
£405,000Chalkwell Bay, Flat 9, Undercliff Gardens, Leigh On Sea, SS9 1EA
Sold Aug 2022
£318,000Seabrink, Flat 6, 46 Undercliff Gardens, Leigh On Sea, SS9 1EA
Sold Feb 2022
£607,500Chalkwell Bay, Flat 14, Undercliff Gardens, Leigh On Sea, SS9 1EA
Sold Jul 2021
£295,000Seabrink, Flat 16, 46 Undercliff Gardens, Leigh On Sea, SS9 1EA
Sold Jun 2021
£525,000
Everything we know about Seabrink, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Signs of HMO activity in the area

Versus other Undercliff Gardens homes
On floor area, Seabrink stands well clear of the street.
Price per m²
£5,149
Street avg £4,180
Floor Area
101 m²
Street avg 75 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
2.6 t/year
Street avg 2.6 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Grand Parade — bus stop.
Closest school
0.8 km
Chalkwell Hall Infant School. 26 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
45.9dB

Night-time· 23:00 – 07:00
36.9dB