11 Kirby Street, Ipswich, IP4 4PZ
About 11 Kirby Street
11 Kirby Street is a semi-detached house in Ipswich (IP4 4PZ). It has a recorded floor area of 76 m² (around 818 sq ft), construction records dating it to 1900-1929 and council tax band B. The latest certificate (November 2022) shows a D (score 59), a step below the typical UK home. The rating has held steady at D across 2 certificates since November 2008. Between certificates, lighting went from Poor to Good; while wall efficiency dropped from Good to Very Poor and window efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 84), a 2-band jump.
Sold March 2023 for £250,000. Across the public record there are 4 sales, relatively high churn for a single property. Across 2003–2023, sale prices on this property compounded at 5.7% per year. On a £-per-square-foot basis, the last sale (£306/sq ft) was about 104% above the typical sold price in the postcode.
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Loft insulation upgraded to recommended levels
More low energy lighting installed
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 £885 · Includes VAT
Planning history
11 Kirby Street has no planning applications on record.
But the area is active
12 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Sale price has at least doubled since 2003.
£250,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.7% per year over 19 years.
£250,000
Growth on file: 5.7% per year over 19 years.
Sales timeline
14 March 2023Most recent
£250,000
+75.4%over 9 years9 May 2013
£142,500
+9.6%over 3 years8 October 2009
£129,995
+52.9%over 5 years16 October 2003
£85,000
Median price across the last 5 sales in IP4 4PZ: £235,000 (2025–2024).
Versus other Kirby Street homes
On price per m², 11 Kirby Street stands well clear of the street.
Price per m²
£3,289
Street avg £2,238
Floor Area
76 m²
Street avg 80 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
4.0 t/year
Street avg 4.2 t/year
Similar properties nearby
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
9/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Crabbe Street — bus stop.
Closest school
0.4 km
St John's Church of England Voluntary Aided Primary School, Ipswich. 19 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
49.9dB

Night-time· 23:00 – 07:00
39.5dB







