17 Bonchurch Avenue, Leigh On Sea, SS9 3AP
About 17 Bonchurch Avenue
17 Bonchurch Avenue is a three-bedroom detached house in Leigh On Sea (SS9 3AP). It has a recorded floor area of 104 m² (around 1119 sq ft), construction records dating it to 1930-1949 and council tax band E. The latest certificate (October 2017) shows an E (score 41), well below the UK norm with real room to improve. When first surveyed in October 2009 the rating was F, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good, lighting went from Poor to Average and main heating went from Average to Good; while roof efficiency dropped from Very Good to Good. The recommended improvements would lift it to B (score 84), a 3-band jump. Period features are noted in the property record. Records show the property has been extended at some point in its history.
Held since October 2006 — that's 20 years off the open market, well above the local norm. Today's modelled estimate of £609,000 sits 87.4% above the 2006 sale of £325,000.
Know exactly what you're buying at 17 Bonchurch Avenue
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
- Bedrooms3
- Bathrooms1
- Dining roomYes
- CloakroomYes
Outside
- Private gardenYes
- GarageDouble
Building
- Period featuresYes
- Previously extendedYes
Energy performance
17 Bonchurch Avenue's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Window efficiency improved
More low energy lighting installed
Planning history
17 Bonchurch Avenue has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
17 Bonchurch Avenue valuation sits well clear of the typical sold price in this postcode.
£609,000
Modelled from EPC, postcode comparables.
£325,000
Recorded with HM Land Registry.
Sales timeline
9 October 2006Most recent
£325,000
Median price across the last 5 sales in SS9 3AP: £490,000 (2025–2007).
Nearby sales in SS9 3AP
18 Bonchurch Avenue, Leigh On Sea, SS9 3AP
Sold Mar 2025
£490,00023 Bonchurch Avenue, Leigh On Sea, SS9 3AP
Sold Jan 2021
£552,00020 Bonchurch Avenue, Leigh On Sea, SS9 3AP
Sold Jan 2017
£425,0001 Bonchurch Avenue, Leigh On Sea, SS9 3AP
Sold Dec 2016
£555,00019 Bonchurch Avenue, Leigh On Sea, SS9 3AP
Sold Aug 2005
£237,000
Everything we know about 17 Bonchurch Avenue, 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 Bonchurch Avenue homes
Price per m² for 17 Bonchurch Avenue lags the street by a wide margin.
Price per m²
£3,125
Street avg £4,673
Floor Area
104 m²
Street avg 113 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
7.6 t/year
Street avg 7.6 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
0.4 km
Tankerville Drive — bus stop.
Closest school
0.5 km
West Leigh Infant School. 21 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
48.8dB

Night-time· 23:00 – 07:00
39.7dB