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Get started11 Long Street is a mid-terrace house in Great Gonerby, Grantham, Grantham (NG31 8LN). It has a recorded floor area of 70 m² (around 753 sq ft), construction records dating it to 1950-1966 and council tax band A. The latest certificate (June 2020) shows a D (score 62), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since May 2009. Between certificates, lighting went from Poor to Average; while roof efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 85), a 2-band jump.
Sale prices here have outpaced England HPI: 4.6% per year against 0% for the wider region. Today's modelled estimate of £175,000 sits 69.1% above the 2020 sale of £103,500. Sold October 2020 for £103,500.
Recommended upgrades on file would lift this property by multiple EPC bands.
11 Long Street has more than doubled in price since the earliest registered sale in 2000.
£175,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.6% per year over 21 years.
£103,500
Growth on file: 4.6% per year over 21 years.
On price per m², 11 Long Street runs well behind the street norm.
Price per m²
£1,479
Street avg £2,175
Floor Area
70 m²
Street avg 98 m²
Habitable Rooms
5 rooms
Street avg 5 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
0.1 km

Daytime· 07:00 – 23:00
46.9dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
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30 October 2020Most recent
£103,500
+32.7%over 17 years27 January 2003
£78,000
+90.2%over 2 years28 April 2000
£41,000
Median price across the last 5 sales in NG31 8LN: £200,000 (2025–2024).
CO₂ Emissions
3.6 t/year
Street avg 4.0 t/year
6 Long Street — bus stop.
Closest school
0.2 km
The St Sebastian's Church of England Primary School, Great Gonerby. 12 schools nearby.
Night-time· 23:00 – 07:00
38.7dB
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