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Get started21 Tristram Road is a three-bedroom semi-detached house in Hitchin (SG4 0BH). It has a recorded floor area of 73 m² (around 786 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (September 2021) shows an E (score 39), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 83), a 3-band jump. Our model identifies extension potential, subject to local planning policy.
3 planning records sit against the property, 1 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. It lags the bulk of the postcode on energy efficiency (less efficient than 88% of similar EPCs). On a £-per-square-foot basis, the last sale (£535/sq ft) was about 133.2% above the typical sold price in the postcode. Most recent transfer: May 2022 at £420,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
21 Tristram Road's carbon output runs well above what efficient homes in the postcode produce.
Planning history includes both a loft conversion and an extension — the classic family-home expansion.
Extension: Part single, part two storey · Side and rear of property
Part single storey, part two storey side/rear extension, erection of front porch, hip to gable roof extension and insertion of rooflights to existing front and dormer to existing rear roofslope to facilitate conversion of loftspace into habitable accommodation. (as a variation of planning permission 22/01547/FPH granted 20.09.2022)
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£457,000
Modelled from EPC, postcode comparables.
£420,000
Recorded with HM Land Registry.
On epc rating, 21 Tristram Road runs well behind the street norm.
Price per m²
£5,753
Street avg £3,498
Floor Area
73 m²
Street avg 83 m²
Habitable Rooms
4 rooms
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Tristram Road — bus stop.

Daytime· 07:00 – 23:00
46.0dB

Extension: Single storey · Rear of property
Single storey rear extension with the following dimension: Length as measured from rear wall of original dwelling - 5.0 metres
1 more application for this property
Join to see all planning history.
11 May 2022Most recent
£420,000
Median price across the last 5 sales in SG4 0BH: £440,000 (2025–2019).
Street avg 4 rooms
CO₂ Emissions
6.5 t/year
Street avg 3.7 t/year
SG4 0AN
Closest school
0.5 km
Highover Junior Mixed and Infant School. 22 schools nearby.
Night-time· 23:00 – 07:00
37.3dB
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