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Get started21 Altona Gardens is a three-bedroom semi-detached house in Andover (SP10 4LG). It has a recorded floor area of 87 m² (around 936 sq ft), construction records dating it to 1991-1995 and council tax band D. The latest certificate (July 2019) shows a D (score 63), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since April 2010. Between certificates, window efficiency went from Average to Good; while roof efficiency dropped from Good to Average and hot-water efficiency dropped from Good to Poor. The recommended improvements would lift it to B (score 88), a 2-band jump. Other recorded features include a conservatory.
Sale prices here have outpaced England HPI: 5.4% per year against 0% for the wider region. Today's modelled estimate of £340,000 is 15.3% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£315/sq ft) was about 58.8% above the typical sold price in the postcode. Sold December 2019 for £295,000. Across the public record there are 5 sales, relatively high churn for a single property. At 87 m² it's 15.5% larger than the typical home in the postcode (75 m² median across 38 EPCs).
Recommended upgrades on file would lift this property by multiple EPC bands.
Sale price has grown by over 3x since 1995.
£340,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.4% per year over 25 years.
£295,000
Growth on file: 5.4% per year over 25 years.
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21 Altona Gardens is notably below the street on epc rating.
Price per m²
£3,391
Street avg £3,378
Floor Area
87 m²
Street avg 78 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Altona Gardens — bus stop.

Daytime· 07:00 – 23:00
50.6dB

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Changes detected from historical EPC data
Hot water system changed
Window efficiency improved
Are we missing something? Tell us about home improvements to help adjust your valuation.
13 December 2019Most recent
£295,000
+47.5%over 9 years24 June 2010
£199,950
+36.1%over 7 years3 October 2002
£146,950
+64.2%over 3 years2 March 1999
£89,500
+12.4%over 4 years10 February 1995
£79,600
Median price across the last 5 sales in SP10 4LG: £245,000 (2025–2023).
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Energy costs, comparable sales, crime, schools and transport

CO₂ Emissions
4.0 t/year
Street avg 2.8 t/year
SP10 4NJ
Closest school
0.8 km
Knights Enham Nursery and Infant School. 16 schools nearby.
Night-time· 23:00 – 07:00
40.6dB