20a, Castle Gate, Newark, NG24 1BG
About 20a
20a is a semi-detached house in Newark (NG24 1BG). It has a recorded floor area of 46 m² (around 495 sq ft) and construction records dating it to before 1900. The latest certificate (June 2025) shows an E (score 40), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since June 2025. Between certificates, wall efficiency went from Very Poor to Good. The recommended improvements would lift it to C (score 69), a 2-band jump. Main heating runs on electricity. At 46 m² this is the 11th smallest of 30 units on EPC record in the building, where floor areas span 18–146 m². The building's EPC ratings span G to C across 30 units on file.
At 46 m² it's 17.9% smaller than the typical home in the postcode (56 m² median across 29 EPCs).
Everything you need to know about 20a
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Wall insulation improved
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, has no mains gas supply, and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
20a has no planning applications on record.
But the area is active
23 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
20a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£140,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in NG24 1BG: £125,000 (2021–2008).
Nearby sales in NG24 1BG
1 Riverside Cottage, Castle Gate, Newark, NG24 1BG
Sold Oct 2021
£155,00060 Castle Gate, Newark, NG24 1BG
Sold Feb 2020
£119,000Apartment 4, 38 Castle Gate, Newark, NG24 1BG
Sold Sept 2008
£90,000Apartment 2, 38 Castle Gate, Newark, NG24 1BG
Sold Aug 2008
£144,950Apartment 1, 38 Castle Gate, Newark, NG24 1BG
Sold Aug 2008
£125,000
Versus other Castle Gate homes
On epc rating, 20a runs well behind the street norm.
EPC Rating
40 (E)
Street avg 49 (E)
Floor Area
46 m²
Street avg 45 m²
CO₂ Emissions
3.6 t/year
Street avg 3.1 t/year
Habitable Rooms
3 rooms
Street avg 2 rooms
Everything you need to know about 20a
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee
The data behind every report
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
7/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Castle Gate — bus stop.
Closest school
0.4 km
Christ Church C of E Primary School. 12 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode
Daytime· 07:00 – 23:00
51.1dB
Night-time· 23:00 – 07:00
42.2dB