20 Cedar Crescent, Thame, OX9 2AU
About 20 Cedar Crescent
20 Cedar Crescent is a five-bedroom detached house in Thame (OX9 2AU). It has a recorded floor area of 178 m² (around 1916 sq ft), construction records dating it to 1950-1966 and council tax band F. The latest certificate (April 2015) shows a D (score 64), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 82), a 2-band jump. The latest certificate is from April 2015, so improvements made since then won't be reflected. Other recorded features include a self-contained annexe. Period features are noted in the property record. Our model identifies extension potential, subject to local planning policy.
At 178 m² the property is well over the postcode median (92 m² across 16 EPCs), placing it in the larger end of the local stock. Last sold in November 2015, so it's been off the market for around 11 years. Across 2003–2015, sale prices on this property compounded at 5.5% per year. Today's modelled estimate of £904,000 is 25.6% above the 2015 sale price. One historical planning record sits against the property in 2008.
Know exactly what you're buying at 20 Cedar Crescent
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms5
- Bathrooms4
- CloakroomYes
- EnsuiteYes
Outside
- Private gardenRear
- ParkingOff road
Building
- Period featuresYes
- Extension potentialPossible
Energy performance
20 Cedar Crescent's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 12 Apr 2025
EPC Rating
Planning history
- Apr 2008PorchIn report
Extension: Single storey
First floor extension above existing garage, a front porch and additional side window.
Extension- Documents
- 7 docs on file
- Reference
- P08/E0181
We flagged 1 thing worth checking at 20 Cedar Crescent
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
20 Cedar Crescent valuation sits well clear of the typical sold price in this postcode.
£904,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.5% per year over 12 years.
£720,000
Growth on file: 5.5% per year over 12 years.
Sales timeline
27 November 2015Most recent
£720,000
+92.0%over 12 years2 October 2003
£375,000
Median price across the last 5 sales in OX9 2AU: £600,000 (2025–2022).
Everything we know about 20 Cedar Crescent, 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

Versus other Cedar Crescent homes
CO₂ Emissions for 20 Cedar Crescent lags the street by a wide margin.
Price per m²
£4,045
Street avg £5,385
Floor Area
178 m²
Street avg 104 m²
Habitable Rooms
8 rooms
Street avg 5 rooms
CO₂ Emissions
7.2 t/year
Street avg 4.4 t/year
Similar properties nearby
The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.4 km
Sycamore Drive — bus stop.
Closest school
0.3 km
Lord Williams's 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
45.6dB

Night-time· 23:00 – 07:00
37.8dB