1 Lennox Mansions, Flat A, Clarence Parade, Southsea, PO5 2HZ
About 1 Lennox Mansions
1 Lennox Mansions is a two-bedroom end-of-terrace house in Southsea (PO5 2HZ). It has a recorded floor area of 34 m² (around 366 sq ft), construction records dating it to 1900-1929 and council tax band D. The latest certificate (July 2025) shows a C (score 70). The rating has held steady at C across 4 certificates since January 2015. Between certificates, wall efficiency went from Very Poor to Poor; while window efficiency dropped from Good to Poor and lighting dropped from Very Good to Good.
It hasn't traded since October 2005, a hold of 21 years that's notably long for the area. Across 2000–2005, sale prices on this property compounded at 19.7% per year. Today's modelled estimate of £174,000 sits 74% above the 2005 sale of £100,000. On a £-per-square-foot basis, the last sale (£273/sq ft) was about 57.3% above the typical sold price in the postcode. At 34 m² it sits well below the postcode median (79 m² across 14 EPCs), making it one of the more compact homes locally.
Know exactly what you're buying at 1 Lennox Mansions
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Launch offer · save £5
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms2
- Bathrooms2
Energy performance
1 Lennox Mansions's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Windows upgraded, improving insulation
Wall insulation improved
Windows upgraded, improving insulation
Planning history
1 Lennox Mansions has no planning applications on record.
Notable planning nearby
20applications of note in the surrounding area
We flagged 1 thing worth checking at 1 Lennox Mansions
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Signs of HMO activity in the area
30-day money-back guarantee
Sales history & valuation
1 Lennox Mansions has more than doubled in price since the earliest registered sale in 2000.
£174,000
Modelled from EPC, postcode comparables and a sale-price growth of 19.7% per year over 5 years.
£100,000
Growth on file: 19.7% per year over 5 years.
Sales timeline
17 October 2005Most recent
£100,000
+11.1%over 5 years26 June 2000
£90,000
+140.0%4 May 2000
£37,500
Median price across the last 5 sales in PO5 2HZ: £250,000 (2025–2019).
Nearby sales in PO5 2HZ
2c Lennox Mansions, Clarence Parade, Southsea, PO5 2HZ
Sold Jun 2025
£213,000Lennox House, Flat 10, Clarence Parade, Southsea, PO5 2HZ
Sold Apr 2021
£250,0001 Lennox Mansions, Flat B, Clarence Parade, Southsea, PO5 2HZ
Sold Mar 2021
£295,000Lennox House, Flat 4, Clarence Parade, Southsea, PO5 2HZ
Sold Nov 2019
£225,0002a Lennox Mansions, Clarence Parade, Southsea, PO5 2HZ
Sold Nov 2019
£425,000
Everything we know about 1 Lennox Mansions, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Signs of HMO activity in the area

Versus other Clarence Parade homes
1 Lennox Mansions outperforms the street on co₂ emissions by a wide margin.
Price per m²
£2,941
Street avg £2,710
Floor Area
34 m²
Street avg 82 m²
Habitable Rooms
1 rooms
Street avg 3 rooms
CO₂ Emissions
1.3 t/year
Street avg 3.1 t/year
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The neighbourhood at a glance
Crime
11/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
The Rock Gardens — bus stop.
Closest school
0.4 km
St Swithun's Catholic Primary School. 24 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
52.5dB

Night-time· 23:00 – 07:00
42.0dB