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Get startedRoyston House, Thame Road, Longwick, Princes Risborough, HP27 9SW
4 sales on record
About Royston House
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
Royston House is a detached house in Longwick, Princes Risborough, Princes Risborough (HP27 9SW). It has a recorded floor area of 364 m² (around 3918 sq ft) and construction records dating it to 1991-1995. The latest certificate (December 2025) shows a C (score 79), near the top of the C band. The recommended improvements would push it to B (score 83). This certificate was lodged in the last six months, so the rating reflects current condition.
Sale prices here have outpaced England HPI: 2.7% per year against 0% for the wider region. Today's modelled estimate of £1,463,000 sits 109% above the 2019 sale of £700,000. On a £-per-square-foot basis, the last sale (£179/sq ft) was about 42.6% below the postcode norm. At 364 m² the property is well over the postcode median (163 m² across 17 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 88% of similar EPCs). Most recent transfer: September 2019 at £700,000. Across the public record there are 4 sales, relatively high churn for a single property. 4 planning records sit against the property, 4 approved, 0 refused. Past consents include change of use to residential, HMO conversion, subdivision and an extension, meaningful when judging how the property has evolved.
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
Royston House's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
A
B
C
C79
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Average
CO2 Emissions
6.6 t/year
Occupancy
Owner Occupied
Planning history
Applications and permits filed against Royston House, Thame Road, Longwick, Princes Risborough, HP27 9SW, sourced from the PlanIt planning register.
Council records show a subdivision application — the property's legal arrangement has been altered.
- Apr 2025Change of UseOutlineGrant Certificate - Proposed Development
Certificate of lawfulness proposed change of use to a 6 bed (6 residents) care home with no live in carers (6 people living together as a single household and receiving care). Falling within class C3 (b).
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
Royston House valuation sits well clear of the typical sold price in this postcode.
Current estimate
See how we calculated this£1,463,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.7% per year over 13 years.
Last sold (2019)
£700,000
Growth on file: 2.7% per year over 13 years.
Sales timeline
Versus other Thame Road homes
Four headline reads against 17 similar houses on this street, drawn from the latest EPC and Land Registry data.
Royston House is notably below the street on price per m².
Price per m²
£1,923
Street avg £4,369
Floor Area
364 m²
Street avg 162 m²
Habitable Rooms
7 rooms
Similar properties nearby
A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
The neighbourhood at a glance
A condensed read of the local area. Each tile links through to the full breakdown on the Princes Risborough district page.
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Road noise across the postcode
Modelled day and night-time noise levels around HP27 9SW from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
45.5dB
Everything within walking distance
Schools, transport stops and scenic spots near this property — 32 points of interest in total.
Beautiful places to visit nearby
Curated scenic spots within reach of this postcode, served by Beautifulplaces.ai. Photography and tagging come from their open dataset.
Common questions
The questions buyers, sellers and homeowners most often ask about Royston House, Thame Road, Longwick, Princes Risborough, HP27 9SW. Each answer is also embedded as structured data for search engines.