20 Fir Park, Ashill, Thetford, IP25 7DE
About 20 Fir Park
20 Fir Park is a detached house in Ashill, Thetford, Thetford (IP25 7DE). It has a recorded floor area of 278 m² (around 2992 sq ft) and construction records dating it to 2022. The latest certificate (December 2022) returns a high B (score 85), putting the home a stone's throw from an A rating. When first surveyed in June 2019 the rating was C, the property has climbed 1 band since. Between certificates, wall efficiency went from Good to Very Good, window efficiency went from Average to Very Good and main heating went from Good to Very Good; while roof efficiency dropped from Very Good to Good. Main heating runs on electricity: electricity, unspecified tariff.
At 278 m² the property is well over the postcode median (91 m² across 29 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the top 10% of properties in this postcode. Today's modelled estimate of £813,000 sits 71.2% above the 2020 sale of £475,000. 4 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. Sold June 2020 for £475,000.
Know exactly what you're buying at 20 Fir Park
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
20 Fir Park ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heat pump installed, significantly improving energy efficiency
Changed to a more efficient fuel source
Heating controls upgraded for better temperature management
High performance glazing installed
Wall insulation improved
Floor insulation added or improved
Planning history
- Jan 2023ConditionsIn report
Discharge Of Condition 5 on 3PL/2022/0666/VAR
- Documents
- 5 docs on file
- Reference
- 3DC/2022/0336/DOC
- Jan 2023ConditionsIn report
Variation of Condition 3 on 3PL/2022/0666/VAR - To replace two previously approved documents/drawings and to update these as set out in the application. The changes include existing trees to be removed, boundary treatment amended, proposed hedges omitted and proposed wall replaced with 1800mm high close boarded fence and gate
- Documents
- 7 docs on file
- Reference
- 3PL/2022/1318/VAR
What's in 20 Fir Park, Ashill, Thetford, IP25 7DE's planning history?
2 more on this property, plus refusals, disputes and full decisions nearby, in the report.
Sales history & valuation
Latest sale on 20 Fir Park was the highest on Land Registry record across the postcode.
£813,000
Modelled from EPC, postcode comparables.
£475,000
Recorded with HM Land Registry.
Sales timeline
18 June 2020Most recent
£475,000
Median price across the last 5 sales in IP25 7DE: £290,000 (2025–2022).
Nearby sales in IP25 7DE
17 Fir Park, Ashill, Thetford, IP25 7DE
Sold May 2025
£290,00042 Fir Park, Ashill, Thetford, IP25 7DE
Sold Oct 2024
£277,00025 Fir Park, Ashill, Thetford, IP25 7DE
Sold Aug 2024
£220,00027 Fir Park, Ashill, Thetford, IP25 7DE
Sold Aug 2023
£472,50012 Fir Park, Ashill, Thetford, IP25 7DE
Sold Aug 2022
£315,000
Everything we know about 20 Fir Park, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Versus other Fir Park homes
EPC Rating for 20 Fir Park runs comfortably ahead of the street norm.
Price per m²
£1,709
Street avg £2,404
Floor Area
278 m²
Street avg 107 m²
CO₂ Emissions
3.2 t/year
Street avg 4.2 t/year
Years Held
6 years
Street avg 9 years
Similar properties nearby
1 Admiral Close, Bradenham
IP25 7GB
1 Church Street, Bradenham
IP25 7QL
1 Cornflower Way, Ashill
IP25 7FQ
1 Acorn Close, Shipdham
IP25 7FE
1 Barleyfield Close, Saham Toney
IP25 7GY
1 Amys Close, Saham Toney
IP25 7HU
1 Church Street, Ashill
IP25 7AW
1 Avondale Cottages, Birds Corner, Shipdham
IP25 7NH
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.
Closest school
0.2 km
Ashill Voluntary Controlled Primary School. 2 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
43.7dB

Night-time· 23:00 – 07:00
36.5dB