9 Planet House, Upper Market Square, Sunderland, SR1 3LH
About 9 Planet House
9 Planet House is a mid-terrace house in Sunderland (SR1 3LH). It has a recorded floor area of 54 m² (around 581 sq ft), construction records dating it to 1967-1975 and council tax band A. At 54 m² this is the smallest unit on EPC record across 9 Planet House (54–69 m²). On EPC score it ranks last in the building (59 versus a best of 68). The latest certificate (January 2022) shows a D (score 59), a step below the typical UK home. Earlier certificates rated it B (July 2009); the latest reading is 2 bands lower. Between certificates, wall efficiency dropped from Good to Poor and hot-water efficiency dropped from Good to Very Poor. Main heating runs on electricity.
Across 2013–2019, sale prices on this property compounded at -3.4% per year. Today's modelled estimate of £113,000 sits 189.7% above the 2019 sale of £39,000. On a £-per-square-foot basis, the last sale (£67/sq ft) was about 16.9% below the postcode norm. Sold December 2019 for £39,000.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water system changed
Heating system changed
Changed to a more efficient fuel source
Hot water system upgraded
More low energy lighting installed
Hot water efficiency decreased
Wall insulation improved
Low energy lighting percentage decreased
Planning history
9 Planet House has no planning applications on record.
Notable planning nearby
5applications of note in the surrounding area
We flagged 1 thing worth checking at 9 Planet House
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Signs of HMO activity in the area
30-day money-back guarantee
Sales history & valuation
£113,000
Modelled from EPC, postcode comparables and a sale-price growth of -3.4% per year over 6 years.
£39,000
Growth on file: -3.4% per year over 6 years.
Sales timeline
11 December 2019Most recent
£39,000
-18.8%over 6 years21 November 2013
£48,000
Median price across the last 3 sales in SR1 3LH: £60,000 (2021–2008).
Versus other Upper Market Square homes
9 Planet House is notably below the street on habitable rooms.
EPC Rating
59 (D)
Street avg 64 (D)
Floor Area
54 m²
Street avg 61 m²
CO₂ Emissions
3.8 t/year
Street avg 4.4 t/year
Habitable Rooms
2 rooms
Street avg 3 rooms
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
10/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Sunderland — bus stop.
Closest school
0.6 km
Hudson Road Primary School. 27 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
58.2dB

Night-time· 23:00 – 07:00
48.3dB








