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Get started7 Sebastian Mews is a one-bedroom end-of-terrace house in Great Gonerby, Grantham, Grantham (NG31 8PR). It has a recorded floor area of 35 m² (around 375 sq ft), construction records dating it to 1983-1990 and council tax band A. At 35 m² this is the smallest unit on EPC record across the building (35–54 m²). The building's EPC ratings span E to C across 8 units on file. The latest certificate (June 2011) shows a D (score 60), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 70). Main heating runs on electricity. The latest certificate is from June 2011, so improvements made since then won't be reflected.
Sale prices here have outpaced England HPI: 3.2% per year against 0% for the wider region. Today's modelled estimate of £106,000 is 24.7% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£226/sq ft) was about 46.3% above the typical sold price in the postcode. At 35 m² it's 27.4% smaller than the typical home in the postcode (48 m² median across 7 EPCs). Sold January 2020 for £85,000.
7 Sebastian Mews's EPC is over a decade old — improvements since won't be reflected.
This certificate is over 10 years old and is no longer valid.Expired 24 Jun 2021
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£106,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.2% per year over 14 years.
£85,000
Growth on file: 3.2% per year over 14 years.
7 Sebastian Mews is notably below the street on floor area.
Price per m²
£2,438
Street avg £2,080
Floor Area
35 m²
Street avg 45 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
8/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km

Daytime· 07:00 – 23:00
47.1dB

9 January 2020Most recent
£85,000
+54.5%over 13 years28 February 2006
£55,000
Median price across the last 5 sales in NG31 8PR: £90,000 (2023–2016).
CO₂ Emissions
2.9 t/year
Street avg 3.2 t/year
NG31 8RY
Primary School — bus stop.
Closest school
0.0 km
The St Sebastian's Church of England Primary School, Great Gonerby. 12 schools nearby.
Night-time· 23:00 – 07:00
39.1dB
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