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Get started21 Alum Close, Holbury, Southampton, SO45 2GX
About 21 Alum Close
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
21 Alum Close is a three-bedroom semi-detached house in Holbury, Southampton, Southampton (SO45 2GX). It has a recorded floor area of 80 m² (around 861 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (December 2013) shows a D (score 57), a step below the typical UK home. The recommended improvements would lift it to B (score 85), a 2-band jump. The latest certificate is from December 2013, so improvements made since then won't be reflected.
Today's modelled estimate of £276,000 sits 55.1% above the 2014 sale of £178,000. Last changed hands 12 years ago, in March 2014.
What this property has
Pulled from EPC certificates, claim submissions and our property model. Empty categories are hidden — we only show what's known.
Inside
- Bedrooms3
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 10 Dec 2023
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
21 Alum Close valuation sits well clear of the typical sold price in this postcode.
Current estimate
See how we calculated this£276,000
Modelled from EPC, postcode comparables.
Last sold (2014)
£178,000
Recorded with HM Land Registry.
Sales timeline
Versus other Alum Close homes
Four headline reads against 11 similar houses on this street, drawn from the latest EPC and Land Registry data.
21 Alum Close is notably below the street on co₂ emissions.
Price per m²
£2,225
Street avg £2,179
Floor Area
80 m²
Street avg 95 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
Similar properties nearby
A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
The neighbourhood at a glance
A condensed read of the local area. Each tile links through to the full breakdown on the Southampton district page.
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
Road noise across the postcode
Modelled day and night-time noise levels around SO45 2GX from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
49.4dB
Everything within walking distance
Schools, transport stops and scenic spots near this property — 35 points of interest in total.
Beautiful places to visit nearby
Curated scenic spots within reach of this postcode, served by Beautifulplaces.ai. Photography and tagging come from their open dataset.
Common questions
The questions buyers, sellers and homeowners most often ask about 21 Alum Close, Holbury, Southampton, SO45 2GX. Each answer is also embedded as structured data for search engines.