143 Union Street, Middlesbrough, TS1 4EE
About 143 Union Street
143 Union Street is a mid-terrace house in Middlesbrough (TS1 4EE). It has a recorded floor area of 72 m² (around 775 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (July 2024) shows a D (score 64), on the cusp of jumping into the C band. When first surveyed in May 2010 the rating was G, the property has climbed 3 bands since. Between certificates, wall efficiency went from Very Poor to Good, window efficiency went from Very Poor to Average and hot-water efficiency went from Very Poor to Good. The recommended improvements would push it to C (score 78).
Across 2017–2025, sale prices on this property compounded at 5.5% per year. Today's modelled estimate of £113,000 sits 88.3% above the 2025 sale of £60,000. On a £-per-square-foot basis, the last sale (£77/sq ft) was about 95.2% above the typical sold price in the postcode. It changed hands recently, sold January 2025 for £60,000.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
More low energy lighting installed
Upgraded to gas central heating
Hot water system upgraded
Single glazing replaced with double or better glazing
More low energy lighting installed
Heating controls upgraded for better temperature management
Wall insulation improved
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
143 Union Street has no planning applications on record.
But the area is active
36 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
143 Union Street valuation sits well clear of the typical sold price in this postcode.
£113,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.5% per year over 8 years.
£60,000
Growth on file: 5.5% per year over 8 years.
Sales timeline
17 January 2025Most recent
£60,000
+50.0%over 7 years27 June 2017
£40,000
Median price across the last 5 sales in TS1 4EE: £64,000 (2024–2021).
Nearby sales in TS1 4EE
155 Union Street, Middlesbrough, TS1 4EE
Sold Sept 2024
£64,000167 Union Street, Middlesbrough, TS1 4EE
Sold Jul 2024
£50,000149 Union Street, Middlesbrough, TS1 4EE
Sold May 2024
£125,000151 Union Street, Middlesbrough, TS1 4EE
Sold Aug 2022
£53,000115 Union Street, Middlesbrough, TS1 4EE
Sold Jul 2021
£220,000
Versus other Union Street homes
On years held, 143 Union Street runs well behind the street norm.
Price per m²
£833
Street avg £817
Floor Area
72 m²
Street avg 81 m²
Habitable Rooms
3 rooms
Street avg 5 rooms
CO₂ Emissions
3.6 t/year
Street avg 3.7 t/year
Similar properties nearby
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
13/mo
Rising year-on-year across the wider district.
Nearest stop
0.0 km
Glebe Road — bus stop.
Closest school
0.1 km
Newport Primary School. 21 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
57.0dB

Night-time· 23:00 – 07:00
47.6dB







