6 Neptune Square, Ipswich, IP4 1QH
About 6 Neptune Square
6 Neptune Square is a semi-detached house in Ipswich (IP4 1QH). It has a recorded floor area of 45 m² (around 484 sq ft), construction records dating it to 1996-2002 and council tax band B. The latest certificate (August 2021) shows a C (score 73). When first surveyed in January 2009 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency dropped from Very Good to Good and window efficiency dropped from Very Good to Average. Main heating runs on electricity. At 45 m² this is the 6th smallest of 63 units on EPC record in the building, where floor areas span 38–181 m². The building's EPC ratings span E to B across 66 units on file.
Held since April 2002 — that's 24 years off the open market, well above the local norm. Across 2000–2002, sale prices on this property compounded at 12% per year. Today's modelled estimate of £150,000 sits 69.5% above the 2002 sale of £88,500. On a £-per-square-foot basis, the last sale (£183/sq ft) was about 19.8% below the postcode norm. At 45 m² it sits well below the postcode median (75 m² across 62 EPCs), making it one of the more compact homes locally.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
6 Neptune Square has no planning applications on record.
But the area is active
6 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
£150,000
Modelled from EPC, postcode comparables and a sale-price growth of 12.0% per year over 2 years.
£88,500
Growth on file: 12.0% per year over 2 years.
Sales timeline
29 April 2002Most recent
£88,500
+24.6%over 1 year21 May 2000
£71,000
Median price across the last 5 sales in IP4 1QH: £182,000 (2025–2024).
Nearby sales in IP4 1QH
Versus other Neptune Square homes
Habitable Rooms for 6 Neptune Square lags the street by a wide margin.
Price per m²
£1,967
Street avg £2,885
Floor Area
45 m²
Street avg 75 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
2.0 t/year
Street avg 2.8 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
Fore Street — bus stop.
Closest school
0.3 km
Suffolk New College. 31 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
55.0dB

Night-time· 23:00 – 07:00
45.5dB







