12 Harris Court, Thornaby, Stockton On Tees, TS17 8GH
About 12 Harris Court
12 Harris Court is an end-of-terrace house in Thornaby, Stockton-On-Tees, Stockton On Tees (TS17 8GH). It has a recorded floor area of 107 m² (around 1152 sq ft), construction records dating it to 2007-2011 and council tax band C. The latest certificate (March 2021) shows a C (score 78), near the top of the C band. The rating has held steady at C across 2 certificates since January 2009. Between certificates, lighting went from Average to Very Good. The recommended improvements would push it to B (score 89).
At 107 m² the property is well over the postcode median (71 m² across 14 EPCs), placing it in the larger end of the local stock. Across 2010–2022, sale prices on this property compounded at -1.5% per year. Today's modelled estimate of £175,000 is 29.6% above the 2022 sale price. On a £-per-square-foot basis, the last sale (£117/sq ft) was about 25.1% below the postcode norm. Last sale on file: £135,000 in December 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Wall insulation upgraded
Floor insulation added or improved
More low energy lighting installed
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Planning history
12 Harris Court has no planning applications on record.
But the area is active
2 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
12 Harris Court's sale-price growth has lagged the wider UK trajectory across its history on file.
£175,000
Modelled from EPC, postcode comparables and a sale-price growth of -1.5% per year over 12 years.
£135,000
Growth on file: -1.5% per year over 12 years.
Sales timeline
9 December 2022Most recent
£135,000
-16.9%over 12 years17 June 2010
£162,500
Median price across the last 5 sales in TS17 8GH: £130,000 (2025–2019).
Nearby sales in TS17 8GH
4 Harris Court, Thornaby, Stockton On Tees, TS17 8GH
Sold Nov 2025
£149,0006 Harris Court, Thornaby, Stockton On Tees, TS17 8GH
Sold Dec 2024
£140,50010 Harris Court, Thornaby, Stockton On Tees, TS17 8GH
Sold Aug 2024
£130,0009 Harris Court, Thornaby, Stockton On Tees, TS17 8GH
Sold Mar 2020
£85,0007 Harris Court, Thornaby, Stockton On Tees, TS17 8GH
Sold Jul 2019
£154,995
Versus other Harris Court homes
12 Harris Court outperforms the street on floor area by a wide margin.
Price per m²
£1,262
Street avg £1,746
Floor Area
107 m²
Street avg 78 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
2.5 t/year
Street avg 2.3 t/year
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The neighbourhood at a glance
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Danby Grove — bus stop.
Closest school
0.4 km
Harewood Primary School. 23 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
53.1dB

Night-time· 23:00 – 07:00
42.9dB







