91 Park Street, Aylesbury, HP20 1DU
About 91 Park Street
91 Park Street is a mid-terrace house in Aylesbury (HP20 1DU). It has a recorded floor area of 94 m² (around 1012 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (June 2023) shows a D (score 56), a step below the typical UK home. When first surveyed in February 2019 the rating was G, the property has climbed 3 bands since. Between certificates, wall efficiency went from Very Poor to Poor, window efficiency went from Average to Good and hot-water efficiency went from Very Poor to Poor; while roof efficiency dropped from Average to Very Poor. The recommended improvements would push it to C (score 77). Main heating runs on electricity.
At 94 m² it's 22.8% larger than the typical home in the postcode (77 m² median across 26 EPCs). Today's modelled estimate of £343,000 is 24.7% above the 2023 sale price. On a £-per-square-foot basis, the last sale (£272/sq ft) was about 19.7% above the typical sold price in the postcode. Sold July 2023 for £275,000. One historical planning record sits against the property in 2021.
Everything you need to know about 91 Park Street
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heat pump installed, significantly improving energy efficiency
Hot water system upgraded
Window efficiency improved
Wall insulation improved
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, has no mains gas supply, and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £955 · Includes VAT
Planning history
1 application on record at 91 Park Street, Aylesbury, HP20 1DU
- May 2021Loft ConversionOutlineOutcome in report
Application for a Lawful Development Certificate for the proposed conversion of existing loft space including construction of dormer windows to rear facing roof slopes. Installation of two Velux roof windows to front elevation.
- Documents
- 8 docs on file
- Reference
- 21/00475/ACL
Unlock 91 Park Street, Aylesbury, HP20 1DU's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 7 notable nearby
- The 8 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
91 Park Street valuation sits well clear of the typical sold price in this postcode.
£343,000
Modelled from EPC, postcode comparables.
£275,000
Recorded with HM Land Registry.
Sales timeline
5 July 2023Most recent
£275,000
Median price across the last 5 sales in HP20 1DU: £280,000 (2025–2024).
Nearby sales in HP20 1DU
Versus other Park Street homes
91 Park Street outperforms the street on floor area by a wide margin.
Price per m²
£2,926
Street avg £3,102
Floor Area
94 m²
Street avg 78 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
4.4 t/year
Street avg 4.0 t/year
Everything you need to know about 91 Park Street
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee

Similar properties nearby
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
7/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Pembroke Road — bus stop.
Closest school
0.5 km
Aylesbury Grammar School. 29 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
54.0dB

Night-time· 23:00 – 07:00
45.2dB






