89 St Helens Avenue, Benson, Wallingford, OX10 6RU
About 89 St Helens Avenue
89 St Helens Avenue is a detached house in Benson, Wallingford, Wallingford (OX10 6RU). It has a recorded floor area of 129 m² (around 1389 sq ft), construction records dating it to 1967-1975 and council tax band F. The latest certificate (July 2016) shows an E (score 54), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 83), a 3-band jump.
It lags the bulk of the postcode on energy efficiency (less efficient than 78% of similar EPCs). Today's modelled estimate of £540,000 is 44% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£270/sq ft) was about 21.5% below the postcode norm. Last changed hands 10 years ago, in August 2016.
Know exactly what you're buying at 89 St Helens 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
Energy performance
89 St Helens Avenue's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
89 St Helens Avenue has no planning applications on record.
Notable planning nearby
6applications of note in the surrounding area
We flagged 1 thing worth checking at 89 St Helens 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.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
£540,000
Modelled from EPC, postcode comparables.
£375,000
Recorded with HM Land Registry.
Sales timeline
16 August 2016Most recent
£375,000
Median price across the last 5 sales in OX10 6RU: £580,000 (2025–2022).
Nearby sales in OX10 6RU
59 St Helens Avenue, Benson, Wallingford, OX10 6RU
Sold Jul 2025
£805,000105 St Helens Avenue, Benson, Wallingford, OX10 6RU
Sold Aug 2024
£530,00055 St Helens Avenue, Benson, Wallingford, OX10 6RU
Sold May 2023
£580,00049 St Helens Avenue, Benson, Wallingford, OX10 6RU
Sold Oct 2022
£545,000101 St Helens Avenue, Benson, Wallingford, OX10 6RU
Sold May 2022
£670,000
Everything we know about 89 St Helens 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
- Larger development activity nearby

Versus other St Helens Avenue homes
CO₂ Emissions for 89 St Helens Avenue lags the street by a wide margin.
Price per m²
£2,907
Street avg £4,271
Floor Area
129 m²
Street avg 133 m²
Habitable Rooms
7 rooms
Street avg 6 rooms
CO₂ Emissions
7.3 t/year
Street avg 5.9 t/year
Similar properties nearby
1 Baker Avenue, Benson
OX10 6EQ
1 Buckners Close, Benson
OX10 6LR
1 Britwell Road, Ewelme
OX10 6JA
1 Chaucer Court, Ewelme
OX10 6HW
1 Brook Street, Benson
OX10 6LQ
1 Ash Cottages, Little Stoke
OX10 6AY
1 Bens Cottages, Ipsden
OX10 6AW
1 Bell Weather Furlong, Benson
OX10 6FA
The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
St Helens Crescent — bus stop.
Closest school
0.5 km
Benson Church of England Primary School. 9 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
51.7dB

Night-time· 23:00 – 07:00
43.6dB