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Get started10 Long Street is a three-bedroom detached house in Great Gonerby, Grantham, Grantham (NG31 8LN). It has a recorded floor area of 96 m² (around 1033 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (October 2020) shows a D (score 66), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since October 2019. Between certificates, lighting went from Good to Very Good; while window efficiency dropped from Good to Average. The recommended improvements would push it to C (score 79). Other recorded features include a conservatory.
Sale prices here have outpaced England HPI: 29% per year against 0% for the wider region. Today's modelled estimate of £301,000 is 11.5% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£261/sq ft) was about 65% above the typical sold price in the postcode. At 96 m² it's 24.7% larger than the typical home in the postcode (77 m² median across 34 EPCs). Sold June 2021 for £270,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£301,000
Modelled from EPC, postcode comparables and a sale-price growth of 29.0% per year over 2 years.
£270,000
Growth on file: 29.0% per year over 2 years.
Price per m² for 10 Long Street runs comfortably ahead of the street norm.
Price per m²
£2,813
Street avg £2,122
Floor Area
96 m²
Street avg 97 m²
Habitable Rooms
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
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
18 June 2021Most recent
£270,000
+50.0%over 1 year14 November 2019
£180,000
Median price across the last 5 sales in NG31 8LN: £200,000 (2025–2024).
Street avg 5 rooms
CO₂ Emissions
4.1 t/year
Street avg 3.9 t/year
NG31 8BJ
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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