1 Rockleigh Avenue, Leigh On Sea, SS9 1LA
About 1 Rockleigh Avenue
1 Rockleigh Avenue is a four-bedroom mid-terrace house in Leigh On Sea (SS9 1LA). It has a recorded floor area of 117 m² (around 1259 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (December 2024) shows a D (score 67), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since August 2010. Between certificates, roof efficiency went from Average to Good and lighting went from Good to Very Good. The recommended improvements would lift it to B (score 86), a 2-band jump. Period features are noted in the property record. Records show the property has been extended at some point in its history.
At 117 m² the property is well over the postcode median (77 m² across 33 EPCs), placing it in the larger end of the local stock. 4 bedrooms is on the larger side for this postcode, where 2 is the typical count. A recent sale: £600,000 in March 2025. Across 2010–2025, sale prices on this property compounded at 5.9% per year. Today's modelled estimate of £684,000 is 14% above the 2025 sale price. On a £-per-square-foot basis, the last sale (£476/sq ft) was about 135.5% above the typical sold price in the postcode.
Know exactly what you're buying at 1 Rockleigh Avenue
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
- Bedrooms4
- Bathrooms1
- Open-plan layoutYes
- Dining roomYes
Outside
- Private gardenWest-facing
Building
- Period featuresYes
- Previously extendedYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Roof insulation improved
More low energy lighting installed
Planning history
1 Rockleigh Avenue has no planning applications on record.
Notable planning nearby
5applications of note in the surrounding area
We flagged 1 thing worth checking at 1 Rockleigh Avenue
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
1 Rockleigh Avenue has more than doubled in price since the earliest registered sale in 2010.
£684,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.9% per year over 14 years.
£600,000
Growth on file: 5.9% per year over 14 years.
Sales timeline
24 March 2025Most recent
£600,000
+125.1%over 14 years17 December 2010
£266,500
Median price across the last 5 sales in SS9 1LA: £460,000 (2025–2022).
Nearby sales in SS9 1LA
29 Rockleigh Avenue, Leigh On Sea, SS9 1LA
Sold Sept 2025
£325,00029a, Rockleigh Avenue, Leigh On Sea, SS9 1LA
Sold May 2025
£242,00027 Rockleigh Avenue, Leigh On Sea, SS9 1LA
Sold Apr 2024
£600,00016 Rockleigh Avenue, Leigh On Sea, SS9 1LA
Sold May 2023
£490,00014 Rockleigh Avenue, Leigh On Sea, SS9 1LA
Sold Nov 2022
£460,000
Everything we know about 1 Rockleigh Avenue, 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 Rockleigh Avenue homes
On years held, 1 Rockleigh Avenue runs well behind the street norm.
Price per m²
£5,128
Street avg £3,844
Floor Area
117 m²
Street avg 123 m²
Habitable Rooms
1 rooms
Street avg 6 rooms
CO₂ Emissions
4.3 t/year
Street avg 5.7 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
Chalkwell Schools — bus stop.
Closest school
0.1 km
Chalkwell Hall Infant School. 27 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
51.0dB

Night-time· 23:00 – 07:00
40.8dB