9 Blenheim Park Close, Leigh On Sea, SS9 4AR
About 9 Blenheim Park Close
9 Blenheim Park Close is a two-bedroom semi-detached house in Leigh On Sea (SS9 4AR). It has a recorded floor area of 120 m² (around 1292 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (September 2024) shows a C (score 74). When first surveyed in September 2023 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor and window efficiency went from Average to Good; while hot-water efficiency dropped from Good to Average. The recommended improvements would push it to B (score 87). Other recorded features include a conservatory. The home occupies a cul-de-sac position.
At 120 m² the property is well over the postcode median (59 m² across 13 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 85% of similar EPCs). 3 planning records sit against the property, 1 approved, 1 refused. Past consents include a loft conversion, meaningful when judging how the property has evolved. Today's modelled estimate of £414,000 is 38% above the 2024 sale price. Most recent transfer: April 2024 at £300,000.
Know exactly what you're buying at 9 Blenheim Park Close
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms2
- Bathrooms1
- ConservatoryYes
Outside
- Private gardenRear
- ParkingOff road
- Cul-de-sacYes
Building
- Central heatingYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency decreased
Windows upgraded to triple glazing
Wall insulation improved
Planning history
A a single-storey rear extension application was refused at 9 Blenheim Park Close in 2024.
- Jun 2024ExtensionIn report
Extension: Single storey · Rear of property
Erect single storey rear extension, projecting 6m beyond the existing rear wall of the dwelling, 2.62m high to eaves and with a maximum height of 2.8m and removal of chimney
- Agent
- A Design Studio Ltd.
- Reference
- 24/00866/GPDE
- May 2024Loft ConversionOutlineIn report
Hip to gable roof extension with dorner to rear to form habitable accommodation in the loftspace, two rooflights to the front and removal of chimney (certificate of lawful development - proposed)
- Agent
- A Design Studio Ltd.
- Reference
- 24/00484/CLP
What's in 9 Blenheim Park Close, Leigh On Sea, SS9 4AR's planning history?
1 more on this property, plus refusals, disputes and full decisions nearby, in the report.
Sales history & valuation
9 Blenheim Park Close valuation sits well clear of the typical sold price in this postcode.
£414,000
Modelled from EPC, postcode comparables.
£300,000
Recorded with HM Land Registry.
Sales timeline
9 April 2024Most recent
£300,000
Median price across the last 5 sales in SS9 4AR: £335,000 (2025–2021).
Nearby sales in SS9 4AR
8 Blenheim Park Close, Leigh On Sea, SS9 4AR
Sold Oct 2025
£335,0001 Blenheim Park Close, Leigh On Sea, SS9 4AR
Sold Dec 2024
£370,00017 Blenheim Park Close, Leigh On Sea, SS9 4AR
Sold Jun 2024
£280,0003 Blenheim Park Close, Leigh On Sea, SS9 4AR
Sold Jul 2022
£300,00018 Blenheim Park Close, Leigh On Sea, SS9 4AR
Sold Jun 2021
£338,000
Everything we know about 9 Blenheim Park Close, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Versus other Blenheim Park Close homes
9 Blenheim Park Close outperforms the street on epc rating by a wide margin.
Price per m²
£2,500
Street avg £4,681
Floor Area
120 m²
Street avg 68 m²
Habitable Rooms
6 rooms
Street avg 4 rooms
CO₂ Emissions
3.3 t/year
Street avg 3.8 t/year
Similar properties nearby
1 Blenheim Park Close
SS9 4AR
1 Boyce Hill Close
SS9 4TJ
1 Grange Close
SS9 4JD
1 Abbotts Close
SS9 4DQ
1 Falcon Close
SS9 4DB
1 Hazelwood Grove
SS9 4DE
1 Great Hays
SS9 4RR
1 Belfairs Court, Arterial Road
SS9 4SJ
The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Sandhurst Crescent — bus stop.
Closest school
0.4 km
Blenheim Primary School. 22 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
51.9dB

Night-time· 23:00 – 07:00
42.1dB