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Get started11 Castlereagh Close is a two-bedroom semi-detached house in Long Newton, Stockton-On-Tees, Stockton On Tees (TS21 1BZ). It has a recorded floor area of 78 m² (around 840 sq ft), construction records dating it to 1950-1966 and council tax band A. The latest certificate (October 2023) shows a C (score 71). When first surveyed in February 2014 the rating was D, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Average to Good; while wall efficiency dropped from Good to Average. The recommended improvements would push it to B (score 85). Records show the property has been extended at some point in its history.
Sale prices here have outpaced Stockton On Tees HPI: 4.8% per year against 0% for the wider region. Today's modelled estimate of £169,000 is 20.7% above the 2021 sale price. Most recent transfer: January 2021 at £140,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£169,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.8% per year over 6 years.
£140,000
Growth on file: 4.8% per year over 6 years.
11 Castlereagh Close outperforms the street on co₂ emissions by a wide margin.
Price per m²
£1,795
Street avg £1,807
Floor Area
78 m²
Street avg 80 m²
Habitable Rooms
5 rooms
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Castlereagh Close — bus stop.

Daytime· 07:00 – 23:00
52.3dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency improved
Are we missing something? Tell us about home improvements to help adjust your valuation.
29 January 2021Most recent
£140,000
+30.2%over 5 years1 July 2015
£107,500
Median price across the last 5 sales in TS21 1BZ: £153,950 (2025–2019).
6 Castlereagh Close Long Newton Stockton On Tees
Sold Jun 2025
4 Castlereagh Close Long Newton Stockton On Tees
Sold Dec 2024
8 Castlereagh Close Long Newton Stockton On Tees
Sold Apr 2023
9 Castlereagh Close Long Newton Stockton On Tees
Sold Aug 2022
19 Castlereagh Close Long Newton Stockton On Tees
Sold May 2019
Street avg 4 rooms
CO₂ Emissions
2.8 t/year
Street avg 3.7 t/year
TS21 1HD
Closest school
0.3 km
St Mary's Church of England Primary School. 1 school nearby.
Night-time· 23:00 – 07:00
43.3dB
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