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Get started23 Lawn Avenue is a two-bedroom semi-detached house in Kimpton, Hitchin, Hitchin (SG4 8QD). It has a recorded floor area of 57 m² (around 614 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (November 2025) shows a D (score 65), on the cusp of jumping into the C band. When first surveyed in February 2009 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Good, hot-water efficiency went from Average to Good and main heating went from Average to Good; while lighting dropped from Good to Poor. The recommended improvements would push it to C (score 74). This certificate was lodged in the last six months, so the rating reflects current condition.
Untraded for 17 years, with the last transfer in August 2009. That sale fell during the post-crash dip, which often skews comparisons against later neighbouring sales. Sale prices here have outpaced England HPI: 6.8% per year against 0% for the wider region. Today's modelled estimate of £388,000 sits 115.6% above the 2009 sale of £180,000. On a £-per-square-foot basis, the last sale (£293/sq ft) was about 23.4% below the postcode norm. At 57 m² it's 28.7% smaller than the typical home in the postcode (80 m² median across 26 EPCs).
The EPC has just been inspected, so the rating reflects current condition.
Sale price has at least doubled since 1998.
£388,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.8% per year over 11 years.
£180,000
Growth on file: 6.8% per year over 11 years.
On price per m², 23 Lawn Avenue runs well behind the street norm.
Price per m²
£3,158
Street avg £4,358
Floor Area
57 m²
Street avg 73 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km

Daytime· 07:00 – 23:00
44.6dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency improved
Cavity wall insulation installed
Loft insulation upgraded to recommended levels
Low energy lighting percentage decreased
Are we missing something? Tell us about home improvements to help adjust your valuation.
18 August 2009Most recent
£180,000
-1.1%over 5 years12 December 2003
£182,000
+105.6%over 5 years27 November 1998
£88,500
Median price across the last 5 sales in SG4 8QD: £365,000 (2024–2018).
CO₂ Emissions
2.5 t/year
Street avg 3.0 t/year
SG4 8SD
Lloyd Way — bus stop.
Closest school
0.4 km
Kimpton Primary School. 2 schools nearby.
Night-time· 23:00 – 07:00
37.4dB
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