20 Seaview Road, Leigh On Sea, SS9 1AT
About 20 Seaview Road
20 Seaview Road is a semi-detached house in Leigh On Sea (SS9 1AT). It has a recorded floor area of 106 m² (around 1141 sq ft), construction records dating it to 1900-1929 and council tax band D. The latest certificate (May 2025) shows a D (score 61), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 82), a 2-band jump.
It changed hands recently, sold August 2025 for £675,000. 3 planning records sit against the property, 2 approved, 1 refused. Past consents include an extension, meaningful when judging how the property has evolved. Across 1996–2025, sale prices on this property compounded at 8% per year. On a £-per-square-foot basis, the last sale (£592/sq ft) was about 123.1% above the typical sold price in the postcode.
Know exactly what you're buying at 20 Seaview Road
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
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Planning history
20 Seaview Road has 2 separate extension applications on the council record.
- Nov 2012ExtensionFullIn report
Extension: Single storey · Side and rear of property
Erect single storey side and rear extension (Amended Proposal)
- Documents
- 5 docs on file
- Reference
- 12/01260/FULH
- Jul 2012ExtensionFullIn report
Extension: Single storey · Side and rear of property
Erect single storey side and rear extension and balcony to first floor
- Documents
- 4 docs on file
- Reference
- 12/00724/FULH
We flagged 1 thing worth checking at 20 Seaview Road
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
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Sales history & valuation
Price for 20 Seaview Road has grown more than fourfold since the 1996 starting point.
£685,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.0% per year over 29 years.
£675,000
Growth on file: 8.0% per year over 29 years.
Sales timeline
28 August 2025Most recent
£675,000
+831.0%over 28 years25 September 1996
£72,500
Median price across the last 5 sales in SS9 1AT: £695,000 (2024–2022).
Nearby sales in SS9 1AT
Everything we know about 20 Seaview Road, 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 Seaview Road homes
20 Seaview Road is notably below the street on years held.
Price per m²
£6,368
Street avg £4,131
Floor Area
106 m²
Street avg 127 m²
Habitable Rooms
4 rooms
Street avg 6 rooms
CO₂ Emissions
4.2 t/year
Street avg 7.7 t/year
Similar properties nearby
The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Broadway — bus stop.
Closest school
0.2 km
Leigh North Street Primary School. 19 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
46.3dB
Night-time· 23:00 – 07:00
37.1dB