Flat 1, 20 Princes Street, Ipswich, IP1 1QT
About Flat 1
Flat 1 is a mid-terrace house in Ipswich (IP1 1QT). It has a recorded floor area of 72 m² (around 775 sq ft), construction records dating it to before 1900 and council tax band B. The latest certificate (May 2021) shows an E (score 54), well below the UK norm with real room to improve. Earlier certificates rated it D (June 2009); the latest reading is one band lower. Between certificates, hot-water efficiency went from Poor to Average, lighting went from Poor to Very Good and main heating went from Poor to Average; while wall efficiency dropped from Good to Very Poor. The recommended improvements would push it to D (score 67). Main heating runs on electricity. At 72 m² this is the 6th smallest of 8 units on EPC record in the building, where floor areas span 61–75 m². The building's EPC ratings span F to C across 8 units on file.
It lags the bulk of the postcode on energy efficiency (less efficient than 71% of similar EPCs). Across 2005–2021, sale prices on this property compounded at 0.8% per year. Today's modelled estimate of £136,000 is 29.5% above the 2021 sale price. Sold June 2021 for £105,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Energy performance
Flat 1's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, has no mains gas supply, and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
Flat 1 has no planning applications on record.
But the area is active
1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Flat 1's sale-price growth has lagged the wider UK trajectory across its history on file.
£136,000
Modelled from EPC, postcode comparables and a sale-price growth of 0.8% per year over 16 years.
£105,000
Growth on file: 0.8% per year over 16 years.
Sales timeline
22 June 2021Most recent
£105,000
+5.0%over 5 years15 October 2015
£100,000
+8.7%over 10 years7 June 2005
£92,000
Median price across the last 5 sales in IP1 1QT: £140,000 (2023–2005).
Nearby sales in IP1 1QT
Flat C, 20 Princes Street, Ipswich, IP1 1QT
Sold May 2023
£140,0008 10, Princes Street, Ipswich, IP1 1QT
Sold Jun 2022
£625,000Flat 4, 20 Princes Street, Ipswich, IP1 1QT
Sold May 2018
£94,00020 Princes Street, Ipswich, IP1 1QT
Sold Apr 2015
£200,000Flat 2, 20 Princes Street, Ipswich, IP1 1QT
Sold Dec 2005
£84,000
Versus other Princes Street homes
Years Held for Flat 1 lags the street by a wide margin.
Price per m²
£1,458
Street avg £1,778
Floor Area
72 m²
Street avg 68 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
6.2 t/year
Street avg 3.9 t/year
Similar properties nearby
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The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
16/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Willis Building — bus stop.
Closest school
0.4 km
St Matthew's Church of England Primary School, Ipswich. 33 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
57.2dB

Night-time· 23:00 – 07:00
47.9dB







