Are you a property professional?Get qualified leads from motivated homeowners.
Get startedAre you a property professional?Get qualified leads from motivated homeowners.
Get started18 Hartsgrove Avenue is a four-bedroom detached house in Blackfield, Southampton, Southampton (SO45 1WG). It has a recorded floor area of 151 m² (around 1625 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (September 2012) shows a D (score 66), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 82), a 2-band jump. The latest certificate is from September 2012, so improvements made since then won't be reflected.
2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension and a porch, meaningful when judging how the property has evolved. At 151 m² it's 22.8% larger than the typical home in the postcode (123 m² median across 13 EPCs). Today's modelled estimate of £499,000 is 46.8% above the 2013 sale price. On a £-per-square-foot basis, the last sale (£209/sq ft) was about 32% below the postcode norm. 13 years since the last transfer (November 2013).
Recommended upgrades on file would lift this property by multiple EPC bands.
This certificate is over 10 years old and is no longer valid.Expired 17 Sept 2022
18 Hartsgrove Avenue has an approved single-storey rear extension on the planning record.
Extension: Single storey · Rear of property
Single-storey rear extension; front porch
18 Hartsgrove Avenue valuation sits well clear of the typical sold price in this postcode.
£499,000
Modelled from EPC, postcode comparables.
£340,000
Recorded with HM Land Registry.
Price per m² for 18 Hartsgrove Avenue lags the street by a wide margin.
Price per m²
£2,252
Street avg £3,639
Floor Area
151 m²
Street avg 118 m²
Habitable Rooms
6 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km

Daytime· 07:00 – 23:00
46.5dB

Extension: Single storey · Rear of property
Single-storey rear extension
15 November 2013Most recent
£340,000
Median price across the last 5 sales in SO45 1WG: £450,000 (2025–2022).
11 Hartsgrove Avenue Blackfield Southampton
Sold May 2025
8 Hartsgrove Avenue Blackfield Southampton
Sold Mar 2025
13 Hartsgrove Avenue Blackfield Southampton
Sold Oct 2024
1 Hartsgrove Avenue Blackfield Southampton
Sold Sept 2024
1a Hartsgrove Avenue Blackfield Southampton
Sold Apr 2022
Street avg 6 rooms
CO₂ Emissions
5.1 t/year
Street avg 4.5 t/year
SO45 1BR
Blackfield Crossroads — bus stop.
Closest school
0.3 km
Blackfield Primary and Nursery School. 5 schools nearby.
Night-time· 23:00 – 07:00
37.0dB
Free valuation
An expert visits your home
Local expertise
An agent who knows your area
No obligation
You decide if and when to sell