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Get started13b is an end-of-terrace house in Grantham (NG31 6TE). It has a recorded floor area of 69 m² (around 743 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (February 2026) shows an F (score 34), near the bottom of the EPC scale. When first surveyed in December 2014 the rating was G, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Good, window efficiency went from Very Poor to Average and hot-water efficiency went from Very Poor to Average; while lighting dropped from Good to Average. The recommended improvements would lift it to B (score 86), a 4-band jump. Main heating runs on electricity. This certificate was lodged in the last six months, so the rating reflects current condition.
Held since November 2005 — that's 20 years off the open market, well above the local norm. Sale prices here have outpaced England HPI: 3.4% per year against 0% for the wider region. Today's modelled estimate of £113,000 sits 67.4% above the 2005 sale of £67,500. At 69 m² the property is well over the postcode median (50 m² across 9 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement.
13b sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
13b valuation sits well clear of the typical sold price in this postcode.
£113,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.4% per year over 5 years.
£67,500
Growth on file: 3.4% per year over 5 years.
On epc rating, 13b runs well behind the street norm.
Price per m²
£978
Street avg £1,462
Floor Area
69 m²
Street avg 63 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
Rail-style transport is unusually close for this postcode.
Crime
8/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
ESSO Filling Station — bus stop.

Daytime· 07:00 – 23:00
52.8dB

Changes detected from historical EPC data
More low energy lighting installed
Hot water efficiency improved
Single glazing replaced with double or better glazing
Wall insulation improved
Are we missing something? Tell us about home improvements to help adjust your valuation.
18 November 2005Most recent
£67,500
+17.4%over 4 years14 February 2001
£57,500
Median price across the last 5 sales in NG31 6TE: £70,000 (2025–2007).
CO₂ Emissions
2.5 t/year
Street avg 3.5 t/year
Closest school
0.4 km
Huntingtower Community Primary Academy. 20 schools nearby.
Night-time· 23:00 – 07:00
43.4dB
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