20 Castle Street, Northam, Bideford, EX39 1AT
About 20 Castle Street
20 Castle Street is a three-bedroom mid-terrace house in Northam, Bideford, Bideford (EX39 1AT). It has a recorded floor area of 151 m² (around 1625 sq ft), construction records dating it to before 1900 and council tax band C. The latest certificate (May 2023) shows an E (score 42), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 81), a 3-band jump. Other recorded features include a conservatory and a basement. Period features are noted in the property record.
At 151 m² the property is well over the postcode median (71 m² across 15 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 73% of similar EPCs). Today's modelled estimate of £293,000 is 18.1% above the 2023 sale price. On a £-per-square-foot basis, the last sale (£153/sq ft) was about 15.3% below the postcode norm. Last sale on file: £248,000 in December 2023.
What this property has
Inside
- Bedrooms3
- Bathrooms2
- Dining roomYes
- CloakroomYes
- EnsuiteYes
- BasementYes
- ConservatoryYes
Outside
- Private gardenRear
Building
- Central heatingYes
- Period featuresYes
Energy performance
20 Castle Street's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
20 Castle Street has no planning applications on record.
Notable planning nearby
2applications of note in the surrounding area
We flagged 1 thing worth checking at 20 Castle Street
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 Castle Street valuation sits well clear of the typical sold price in this postcode.
£293,000
Modelled from EPC, postcode comparables.
£248,000
Recorded with HM Land Registry.
Sales timeline
19 December 2023Most recent
£248,000
Median price across the last 5 sales in EX39 1AT: £218,000 (2025–2022).
Nearby sales in EX39 1AT
1 Castle Street, Northam, Bideford, EX39 1AT
Sold Jan 2025
£195,00028 Castle Street, Northam, Bideford, EX39 1AT
Sold Aug 2024
£218,00023 Castle Street, Northam, Bideford, EX39 1AT
Sold Aug 2024
£306,00012 Castle Street, Northam, Bideford, EX39 1AT
Sold Feb 2023
£110,50022 Castle Street, Northam, Bideford, EX39 1AT
Sold Nov 2022
£255,000
Versus other Castle Street homes
Floor Area for 20 Castle Street runs comfortably ahead of the street norm.
Price per m²
£1,642
Street avg £2,441
Floor Area
151 m²
Street avg 75 m²
Habitable Rooms
6 rooms
Street avg 4 rooms
CO₂ Emissions
10.0 t/year
Street avg 3.7 t/year
Similar properties nearby
1 Burrough Road, Northam
EX39 1BU
1 Aysha House, Golf Links Road, Westward Ho
EX39 1HH
1 Broadlands, Northam
EX39 1ST
1 Bosuns Court, Tomouth Road, Appledore
EX39 1WH
1 Armada Way, Westward Ho
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1 Bassetts Close, Northam
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1 Blyth Court, Westward Ho
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1 Admirals Court, Northam
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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
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Library — bus stop.
Closest school
0.5 km
St Margaret's Church of England Junior School. 6 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
49.8dB

Night-time· 23:00 – 07:00
39.9dB








