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Get started48 Neptune Square is a two-bedroom end-of-terrace house in Ipswich (IP4 1QH). It has a recorded floor area of 75 m² (around 807 sq ft), construction records dating it to 1991-1995 and council tax band D. At 75 m² this is the 29th 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, with this unit at the bottom. On EPC score it ranks last in the building (54 versus a best of 82). Other recorded features include a balcony and notable views. The latest certificate (December 2019) shows an E (score 54), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since October 2008. Between certificates, lighting went from Very Poor to Average; while hot-water efficiency dropped from Average to Poor. The recommended improvements would lift it to C (score 70), a 2-band jump. Main heating runs on electricity.
Sale prices here have outpaced Ipswich HPI: 3.1% per year against 0% for the wider region. Today's modelled estimate of £236,000 is 15.7% above the 2025 sale price. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. A recent sale: £204,000 in August 2025.
48 Neptune Square sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
Sale price has at least doubled since 2000.
£236,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.1% per year over 25 years.
£204,000
Growth on file: 3.1% per year over 25 years.
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On epc rating, 48 Neptune Square runs well behind the street norm.
Price per m²
£2,720
Street avg £2,873
Floor Area
75 m²
Street avg 74 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
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.

Daytime· 07:00 – 23:00
55.0dB

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Changes detected from historical EPC data
Hot water efficiency decreased
Wall insulation upgraded
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
7 August 2025Most recent
£204,000
-20.0%over 4 years21 June 2021
£255,000
+2.0%over 5 years11 September 2015
£250,000
+44.9%over 14 years31 August 2001
£172,500
+81.6%over 1 year31 July 2000
£95,000
Median price across the last 5 sales in IP4 1QH: £182,000 (2025–2024).
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Energy costs, comparable sales, crime, schools and transport

CO₂ Emissions
4.3 t/year
Street avg 2.8 t/year
IP4 1PJ
Closest school
0.3 km
Suffolk New College. 31 schools nearby.
Flood risk
Low
From the Environment Agency.
Night-time· 23:00 – 07:00
45.5dB