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Get started25 George Street is a mid-terrace house in Grantham (NG31 6QL). It has a recorded floor area of 78 m² (around 840 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (April 2025) shows a D (score 65), on the cusp of jumping into the C band. When first surveyed in March 2015 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Average to Very Good, window efficiency went from Average to Good and lighting went from Poor to Very Good. The recommended improvements would lift it to B (score 89), a 2-band jump.
Sale prices here have outpaced England HPI: 3% per year against 0% for the wider region. Today's modelled estimate of £122,000 is 43.5% above the 2022 sale price. On a £-per-square-foot basis, the last sale (£101/sq ft) was about 29.8% above the typical sold price in the postcode. Sold April 2022 for £85,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Recommended upgrades on file would lift this property by multiple EPC bands.
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£122,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.0% per year over 15 years.
£85,000
Growth on file: 3.0% per year over 15 years.
25 George Street outperforms the street on habitable rooms by a wide margin.
Price per m²
£1,090
Street avg £1,103
Floor Area
78 m²
Street avg 85 m²
Habitable Rooms
6 rooms
Rail-style transport is unusually close for this postcode.
Crime
8/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Castlegate — bus stop.

Daytime· 07:00 – 23:00
53.0dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Window efficiency improved
Loft insulation upgraded to recommended levels
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
29 April 2022Most recent
£85,000
+11.8%over 7 years17 April 2015
£76,000
+38.2%over 7 years15 May 2007
£55,000
Median price across the last 5 sales in NG31 6QL: £107,500 (2025–2021).
Street avg 5 rooms
CO₂ Emissions
3.6 t/year
Street avg 4.8 t/year
Closest school
0.3 km
Grantham College. 20 schools nearby.
Night-time· 23:00 – 07:00
43.1dB
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