Hillsborough Mansions, 1, 16 Nelson Road, Southsea, PO5 2AS
About Hillsborough Mansions
Hillsborough Mansions is a four-bedroom semi-detached house in Southsea (PO5 2AS). It has a recorded floor area of 147 m² (around 1582 sq ft), construction records dating it to 2007 onwards and council tax band E. It is a listed building, which means external alterations are tightly controlled but it may qualify for heritage tax reliefs. The latest certificate (August 2014) shows a C (score 79), near the top of the C band. The recommended improvements would push it to B (score 86). The latest certificate is from August 2014, so improvements made since then won't be reflected.
At 147 m² the property is well over the postcode median (52 m² across 63 EPCs), placing it in the larger end of the local stock. Across 2007–2015, sale prices on this property compounded at 4% per year. Today's modelled estimate of £686,000 is 24.7% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£348/sq ft) was about 79.3% above the typical sold price in the postcode. 11 years since the last transfer (May 2015). One historical planning record sits against the property in 2022.
Know exactly what you're buying at Hillsborough 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
- Bedrooms4
- Bathrooms3
- EnsuiteYes
Outside
- Private gardenYes
- Garagedouble
Building
- Listed buildingYes
Energy performance
Hillsborough Mansions's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 31 Aug 2024
EPC Rating
Planning history
- Apr 2022Tree WorksTreesIn report
Within Tree Preservation Order 49 - (T33) Common lime (tilia × europaea) Pollard back to previous cut points.
- Documents
- 4 docs on file
- Reference
- 22/00263/TPO
We flagged 1 thing worth checking at Hillsborough 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
Hillsborough Mansions valuation sits well clear of the typical sold price in this postcode.
£686,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.0% per year over 7 years.
£550,000
Growth on file: 4.0% per year over 7 years.
Sales timeline
11 May 2015Most recent
£550,000
+34.1%over 7 years7 December 2007
£410,000
Median price across the last 5 sales in PO5 2AS: £198,000 (2025–2024).
Nearby sales in PO5 2AS
Horatio Court, 7, 18 Nelson Road, Southsea, PO5 2AS
Sold May 2025
£198,000Horatio Court, 5, 18 Nelson Road, Southsea, PO5 2AS
Sold Mar 2025
£235,00015b, Nelson Road, Southsea, PO5 2AS
Sold Dec 2024
£115,000Flat 2, 32 Nelson Road, Southsea, PO5 2AS
Sold Nov 2024
£123,000Flat 2, 40 Nelson Road, Southsea, PO5 2AS
Sold Oct 2024
£207,000
Everything we know about Hillsborough 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 Nelson Road homes
EPC Rating for Hillsborough Mansions runs comfortably ahead of the street norm.
Price per m²
£3,741
Street avg £2,981
Floor Area
147 m²
Street avg 203 m²
Habitable Rooms
7 rooms
Street avg 7 rooms
CO₂ Emissions
2.8 t/year
Street avg 9.4 t/year
Similar properties nearby
1 Kenilworth Villas, Kenilworth Road
PO5 2PQ
1 Admiral Square, Nelson Road
PO5 2DQ
1 Brandon Road
PO5 2LY
1 Admirals Corner, Victoria Road South
PO5 2DP
1 Kings Mews, 32 Exmouth Road
PO5 2RR
1 Hillborough Crescent
PO5 2AN
1 Garden Terrace
PO5 2QP
1 Clarence Road
PO5 2LG
The neighbourhood at a glance
Crime
11/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Kings Theatre — bus stop.
Closest school
0.4 km
Southsea Infant School. 29 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
52.9dB

Night-time· 23:00 – 07:00
41.7dB