20 Coniston Close, Killingworth, Newcastle Upon Tyne, NE12 6TN
About 20 Coniston Close
20 Coniston Close is a four-bedroom semi-detached house in Killingworth, Newcastle Upon Tyne, Newcastle Upon Tyne (NE12 6TN). It has a recorded floor area of 102 m² (around 1098 sq ft), construction records dating it to 1967-1975 and council tax band A. The latest certificate (March 2018) shows a D (score 66), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 79). Other recorded features include a conservatory. Records show the property has been extended at some point in its history.
2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension and a conservatory, meaningful when judging how the property has evolved. At 102 m² it's 22.3% larger than the typical home in the postcode (83 m² median across 14 EPCs). Across 2000–2019, sale prices on this property compounded at 7.3% per year. Today's modelled estimate of £175,000 is 40.4% above the 2019 sale price. Sold January 2019 for £124,600.
What this property has
Inside
- Bedrooms4
- Bathrooms1
- CloakroomYes
- EnsuiteYes
- ConservatoryYes
Outside
- Private gardenYes
- ParkingOff street
Building
- Heating systemGas
- Previously extendedYes
Energy performance
EPC Rating
Certificate validity
Valid until 26 March 2028
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Planning history
Multiple extension applications run across more than a decade of planning history at 20 Coniston Close.
2 applications on record at 20 Coniston Close, Killingworth, Newcastle Upon Tyne, NE12 6TN
- Feb 2004ConservatoryFullOutcome in report
Extension: Rear of property
Erection of conservatory to rear of property.
Extension- Reference
- 04/00079/FUL
- More recent applications — locked
- ExtensionAug 2015Decision
Unlock 20 Coniston Close, Killingworth, Newcastle Upon Tyne, NE12 6TN's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full
- The 6 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Sale price has grown by over 3x since 2000.
£175,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.3% per year over 19 years.
£124,600
Growth on file: 7.3% per year over 19 years.
Sales timeline
25 January 2019Most recent
£124,600
+277.6%over 18 years2 February 2000
£33,000
Median price across the last 5 sales in NE12 6TN: £125,000 (2025–2020).
Nearby sales in NE12 6TN
15 Coniston Close, Killingworth, Newcastle Upon Tyne, NE12 6TN
Sold Nov 2025
£125,0009 Coniston Close, Killingworth, Newcastle Upon Tyne, NE12 6TN
Sold Jun 2023
£135,00011 Coniston Close, Killingworth, Newcastle Upon Tyne, NE12 6TN
Sold Dec 2022
£140,00018 Coniston Close, Killingworth, Newcastle Upon Tyne, NE12 6TN
Sold Aug 2020
£86,00016 Coniston Close, Killingworth, Newcastle Upon Tyne, NE12 6TN
Sold Apr 2018
£80,000
Versus other Coniston Close homes
20 Coniston Close outperforms the street on floor area by a wide margin.
Price per m²
£1,222
Street avg £1,115
Floor Area
102 m²
Street avg 81 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
4.4 t/year
Street avg 4.2 t/year
Similar properties nearby
1 Brookland Drive
NE12 6LT
1 Alderley Drive
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1 Berkeley Close, Killingworth
NE12 6FT
1 Agincourt
NE12 6QH
1 Blueburn Drive
NE12 6FZ
1 Cherrytree Close
NE12 6XF
1 Broomlee Road
NE12 6YJ
1 Applewood, Killingworth
NE12 6FB
The neighbourhood at a glance
Crime
170/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
West Bailey - Garth 7 — bus stop.
Closest school
0.2 km
Grasmere Academy. 16 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
53.2dB

Night-time· 23:00 – 07:00
43.1dB







