18a, Nightingale Road, Southsea, PO5 3JL
About 18a
18a is a mid-terrace house in Southsea (PO5 3JL). It has a recorded floor area of 71 m² (around 764 sq ft) and construction records dating it to 1900-1929. The latest certificate (October 2020) shows a C (score 73). The rating has held steady at C across 2 certificates since December 2008. Between certificates, wall efficiency went from Very Poor to Poor, window efficiency went from Very Poor to Average and lighting went from Good to Very Good. At 71 m² this is the 25th smallest of 54 units on EPC record in the building, where floor areas span 17–166 m². The building's EPC ratings span E to B across 54 units on file.
Across 1998–2016, sale prices on this property compounded at 7.4% per year. Today's modelled estimate of £198,000 is 32% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£196/sq ft) was about 38.7% above the typical sold price in the postcode. On the market in March 2016 and unlisted since — roughly 10 years.
Know exactly what you're buying at 18a
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
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Single glazing replaced with double or better glazing
Wall insulation improved
More low energy lighting installed
Planning history
18a has no planning applications on record.
Notable planning nearby
15applications of note in the surrounding area
We flagged 2 things worth checking at 18a
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
- Larger development activity nearby
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Sales history & valuation
18a has more than tripled in price since its earliest registered sale in 1998.
£198,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.4% per year over 18 years.
£150,000
Growth on file: 7.4% per year over 18 years.
Sales timeline
28 March 2016Most recent
£150,000
+37.6%over 10 years29 November 2005
£109,000
+159.5%over 7 years25 May 1998
£42,000
Median price across the last 5 sales in PO5 3JL: £185,000 (2025–2021).
Nearby sales in PO5 3JL
Flat 1, 14 Nightingale Road, Southsea, PO5 3JL
Sold Nov 2025
£238,00030e, Nightingale Road, Southsea, PO5 3JL
Sold May 2024
£185,000Flat 5, 14 Nightingale Road, Southsea, PO5 3JL
Sold Nov 2023
£114,00032 Nightingale Road, Southsea, PO5 3JL
Sold Jun 2022
£530,000Flat 3, 14 Nightingale Road, Southsea, PO5 3JL
Sold Aug 2021
£185,000
Everything we know about 18a, 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
- Larger development activity nearby
Versus other Nightingale Road homes
18a outperforms the street on epc rating by a wide margin.
Price per m²
£2,113
Street avg £2,217
Floor Area
71 m²
Street avg 72 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
2.1 t/year
Street avg 2.7 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
11/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Castle Road — bus stop.
Closest school
0.6 km
St Jude's CofE Primary School. 26 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
53.2dB
Night-time· 23:00 – 07:00
42.9dB