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Get started20 Belvoir Gardens is a three-bedroom semi-detached house in Great Gonerby, Grantham, Grantham (NG31 8LG). It has a recorded floor area of 109 m² (around 1173 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (January 2022) 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 August 2010. Between certificates, window efficiency went from Poor to Average and lighting went from Good to Very Good; while wall efficiency dropped from Good to Average and roof efficiency dropped from Average to Poor. The recommended improvements would push it to C (score 80). Other recorded features include notable views.
Sale prices here have outpaced England HPI: 6.2% per year against 0% for the wider region. Today's modelled estimate of £267,000 is 11.3% above the 2022 sale price. On a £-per-square-foot basis, the last sale (£205/sq ft) was about 20.7% above the typical sold price in the postcode. Sold March 2022 for £240,000. Across the public record there are 5 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. At 109 m² it's 26.6% larger than the typical home in the postcode (86 m² median across 30 EPCs).
Sale price has grown by over 3x since 2000.
£267,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.2% per year over 22 years.
£240,000
Growth on file: 6.2% per year over 22 years.
Floor Area for 20 Belvoir Gardens runs comfortably ahead of the street norm.
Price per m²
£2,202
Street avg £2,005
Floor Area
109 m²
Street avg 84 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
0.2 km

Daytime· 07:00 – 23:00
49.0dB

Changes detected from historical EPC data
Window efficiency improved
Wall insulation upgraded
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
25 March 2022Most recent
£240,000
+45.9%over 5 years10 August 2016
£164,500
+9.7%over 5 years15 November 2010
£150,000
-9.1%over 2 years29 February 2008
£165,000
+154.0%over 7 years2 June 2000
£64,950
Median price across the last 5 sales in NG31 8LG: £234,950 (2025–2022).
18 Belvoir Gardens Great Gonerby Grantham
Sold Feb 2025
22 Belvoir Gardens Great Gonerby Grantham
Sold Dec 2023
6 Belvoir Gardens Great Gonerby Grantham
Sold Dec 2022
8 Belvoir Gardens Great Gonerby Grantham
Sold Nov 2022
42 Belvoir Gardens Great Gonerby Grantham
Sold Jun 2022
Street avg 5 rooms
CO₂ Emissions
5.1 t/year
Street avg 3.4 t/year
NG31 8BJ
Spring End — bus stop.
Closest school
0.5 km
The St Sebastian's Church of England Primary School, Great Gonerby. 7 schools nearby.
Night-time· 23:00 – 07:00
42.2dB
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