3 The Firs, Grendon Underwood, Aylesbury, HP18 0RW
About 3 The Firs
3 The Firs is a four-bedroom detached house in Grendon Underwood, Aylesbury, Aylesbury (HP18 0RW). It has a recorded floor area of 180 m² (around 1938 sq ft) and council tax band F. The latest certificate (July 2016) shows a C (score 80), near the top of the C band. The recommended improvements would push it to B (score 88). Main heating runs on electricity: electricity, unspecified tariff. The latest certificate is from July 2016, so improvements made since then won't be reflected.
At 180 m² the property is well over the postcode median (74 m² across 7 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £684,000 is 19% above the 2019 sale price. Sold July 2019 for £575,000.
What this property has
Inside
- Bedrooms4
- Bathrooms4
- Dining roomYes
- CloakroomYes
- StudyYes
Outside
- Private gardenFront and rear
- GarageDouble
Building
- Heating systemAir source
Energy performance
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 19 Jul 2026
EPC Rating
Certificate validity
Expired on 19 July 2026
Get a survey for this property
Level 2 HomeBuyer Report
We've checked 10 risk factors against the available data for this property and believe a Level 2 HomeBuyer Report could be a suitable option for you.
From £895 · Includes VAT
Planning history
3 The Firs has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Sales history & valuation
3 The Firs valuation sits well clear of the typical sold price in this postcode.
£684,000
Modelled from EPC, postcode comparables.
£575,000
Recorded with HM Land Registry.
Sales timeline
23 July 2019Most recent
£575,000
Median price across the last 5 sales in HP18 0RW: £317,000 (2025–2020).
Nearby sales in HP18 0RW
7 The Firs, Grendon Underwood, Aylesbury, HP18 0RW
Sold Dec 2025
£317,0008 The Firs, Grendon Underwood, Aylesbury, HP18 0RW
Sold Apr 2023
£325,0001 The Firs, Grendon Underwood, Aylesbury, HP18 0RW
Sold Oct 2022
£220,0004 The Firs, Grendon Underwood, Aylesbury, HP18 0RW
Sold Jun 2022
£792,5005 The Firs, Grendon Underwood, Aylesbury, HP18 0RW
Sold Jul 2020
£650,000
Versus other The Firs homes
3 The Firs is notably below the street on price per m².
Price per m²
£3,194
Street avg £3,856
Floor Area
180 m²
Street avg 122 m²
CO₂ Emissions
2.9 t/year
Street avg 2.0 t/year
Years Held
7 years
Street avg 5 years
Similar properties nearby
1 Bernards Close, Chearsley
HP18 0BX
1 Beeley Street
HP18 0GZ
1 Bakery Close, Grendon Underwood
HP18 0SS
1 Brandy Street
HP18 0YN
1 Averdal Drive
HP18 0UQ
1 Baker Street, Waddesdon
HP18 0LG
1 Alderman Drive
HP18 0UF
1 Barons Court, Baker Street, Waddesdon
HP18 0LG
The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
77/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
The Swan PH — bus stop.
Closest school
0.3 km
Grendon Underwood School. 1 school 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
41.7dB

Night-time· 23:00 – 07:00
35.5dB







