15 Gloucester Avenue, Slough, SL1 3AW
About 15 Gloucester Avenue
15 Gloucester Avenue is a semi-detached house in Slough (SL1 3AW). It has a recorded floor area of 88 m² (around 947 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (July 2016) shows a D (score 65), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 78).
4 planning records sit against the property, 3 approved, 0 refused, 1 pending. Past consents include an extension and a loft conversion, meaningful when judging how the property has evolved. An active application for an extension is awaiting a decision. Across 1998–2017, sale prices on this property compounded at 7.5% per year. Today's modelled estimate of £459,000 is 14.7% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£422/sq ft) was about 122.8% above the typical sold price in the postcode. 9 years since the last transfer (March 2017).
Know exactly what you're buying at 15 Gloucester 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
Launch offer · save £5
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
EPC Rating
Planning history
15 Gloucester Avenue has been extended on multiple sides of the property across separate planning applications.
- Sept 2024ExtensionFullIn report
Extension: Single storey · Side and rear of property
Construction of a single storey side and rear extenion to both 15 & 17 Gloucester avenue.
- Reference
- P/19985/003
- Mar 2023ExtensionFullIn report
Extension: Rear of property
Construction of a double storey rear extensions and detached rear outbuildings, following demolition of existing outbuildings at no. 15 & 17 Gloucester Avenue
- Documents
- 5 docs on file
- Reference
- P/19985/002
We flagged 1 thing worth checking at 15 Gloucester 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
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Sales history & valuation
Sale price has grown by over 3x since 1998.
£459,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.5% per year over 18 years.
£400,000
Growth on file: 7.5% per year over 18 years.
Sales timeline
15 March 2017Most recent
£400,000
+275.6%over 18 years18 October 1998
£106,500
Median price across the last 5 sales in SL1 3AW: £202,000 (2021–2007).
Nearby sales in SL1 3AW
Everything we know about 15 Gloucester 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 Gloucester Avenue homes
On co₂ emissions, 15 Gloucester Avenue stands well clear of the street.
Price per m²
£4,545
Street avg £2,514
Floor Area
88 m²
Street avg 103 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
3.7 t/year
Street avg 5.2 t/year
Similar properties nearby
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
18/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Farnham Road PO — bus stop.
Closest school
0.2 km
Phoenix Infant Academy. 31 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
40.2dB