9a, Obelisk Road, Southampton, SO19 9BL
About 9a
9a is a semi-detached house in Southampton (SO19 9BL). It has a recorded floor area of 51 m² (around 549 sq ft), construction records dating it to 1967-1975 and council tax band B. The latest certificate (October 2019) shows a D (score 67), on the cusp of jumping into the C band. Earlier certificates rated it C (January 2009); the latest reading is one band lower. Between certificates, roof efficiency went from Average to Good and lighting went from Average to Very Good; while wall efficiency dropped from Average to Poor. The recommended improvements would lift it to B (score 88), a 2-band jump.
Across 1999–2021, sale prices on this property compounded at 6.4% per year. Today's modelled estimate of £245,000 is 18.1% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£378/sq ft) was about 110% above the typical sold price in the postcode. Sold August 2021 for £207,500. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Roof insulation improved
More low energy lighting installed
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Planning history
9a has no planning applications on record.
But the area is active
4 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Sale price has grown by over 3x since 1999.
£245,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.4% per year over 22 years.
£207,500
Growth on file: 6.4% per year over 22 years.
Sales timeline
12 August 2021Most recent
£207,500
+138.5%over 19 years13 September 2001
£87,000
+64.2%over 2 years17 June 1999
£53,000
Median price across the last 5 sales in SO19 9BL: £315,000 (2025–2019).
Nearby sales in SO19 9BL
Versus other Obelisk Road homes
On floor area, 9a runs well behind the street norm.
Price per m²
£4,069
Street avg £2,726
Floor Area
51 m²
Street avg 138 m²
Habitable Rooms
3 rooms
Street avg 6 rooms
CO₂ Emissions
2.2 t/year
Street avg 5.5 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
12/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Keswick Road — bus stop.
Closest school
0.3 km
Woolston Infant School. 28 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
51.2dB

Night-time· 23:00 – 07:00
40.8dB







