Old Tythe Barn, Speen Road, North Dean, High Wycombe, HP14 4NG
About Old Tythe Barn
Old Tythe Barn is a five-bedroom detached house in North Dean, High Wycombe, High Wycombe (HP14 4NG). It has a recorded floor area of 695 m² (around 7481 sq ft), construction records dating it to 1967-1975 and council tax band H. There is a swimming pool on the plot, uncommon for the area. Other recorded features include attached land beyond the plot. Period features are noted in the property record. The latest certificate (May 2018) shows a D (score 63), on the cusp of jumping into the C band. When first surveyed in September 2009 the rating was E, the property has climbed 1 band since. Between certificates, window efficiency went from Poor to Average, hot-water efficiency went from Poor to Average and lighting went from Average to Very Good; while wall efficiency dropped from Good to Average and roof efficiency dropped from Good to Average. The recommended improvements would push it to C (score 70). Main heating runs on oil.
Today's modelled estimate of £2,546,000 is 17.9% below the 2019 sale of £3,100,000, a rare downward gap that often correlates with deferred maintenance or unfinished works. On a £-per-square-foot basis, the last sale (£414/sq ft) was about 15.6% above the typical sold price in the postcode. One planning record on file: an extension approved in 2010. Past consents include an extension, meaningful when judging how the property has evolved. Sold November 2019 for £3,100,000.
Know exactly what you're buying at Old Tythe Barn
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
What this property has
Inside
- Bedrooms5
- Dining roomYes
Outside
- Private gardenYes
- LandYes
- Swimming poolYes
Building
- Period featuresYes
Energy performance
Old Tythe Barn's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Windows upgraded, improving insulation
More low energy lighting installed
Planning history
Old Tythe Barn has an approved rear extension on the planning record.
- Nov 2010ExtensionFullIn report
Extension: Rear of property
Householder application for construction of rear glazed infill extension, alterations to fenestration and associated external and internal alterations
- Documents
- 8 docs on file
- Reference
- 10/07085/FUL
We flagged 1 thing worth checking at Old Tythe Barn
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
Latest sale on Old Tythe Barn was the highest on Land Registry record across the postcode.
£2,546,000
Modelled from EPC, postcode comparables.
£3,100,000
Recorded with HM Land Registry.
Sales timeline
27 November 2019Most recent
£3,100,000
Median price across the last 5 sales in HP14 4NG: £990,000 (2025–2008).
Nearby sales in HP14 4NG
1 Deanfield Cottages, Speen Road, North Dean, High Wycombe, HP14 4NG
Sold Jul 2025
£565,000North Dean House, Speen Road, North Dean, High Wycombe, HP14 4NG
Sold Sept 2023
£2,443,000Dower House, Speen Road, North Dean, High Wycombe, HP14 4NG
Sold May 2011
£990,000The Farm House, Speen Road, North Dean, High Wycombe, HP14 4NG
Sold Aug 2008
£1,200,0002 Deanfield Cottages, Speen Road, North Dean, High Wycombe, HP14 4NG
Sold Apr 2007
£425,000
Everything we know about Old Tythe Barn, 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

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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
0.1 km
Piggott's Hill — bus stop.
Closest school
1.1 km
Hughenden Primary School. 4 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
43.8dB

Night-time· 23:00 – 07:00
36.3dB