5 Dock Mill Cottages, Napier Road, Southsea, PO5 2RD
About 5 Dock Mill Cottages
5 Dock Mill Cottages is a one-bedroom mid-terrace house in Southsea (PO5 2RD). It has a recorded floor area of 36 m² (around 388 sq ft), construction records dating it to 1900-1929 and council tax band B. It is a listed building, which means external alterations are tightly controlled but it may qualify for heritage tax reliefs. The home occupies a cul-de-sac position. The latest certificate (November 2020) shows a C (score 71). The rating has held steady at C across 2 certificates since October 2008. Between certificates, wall efficiency went from Very Poor to Poor, roof efficiency went from Average to Very Good and lighting went from Very Poor to Very Good. The recommended improvements would lift it to A (score 94), a 2-band jump.
At 36 m² it sits well below the postcode median (52 m² across 6 EPCs), making it one of the more compact homes locally. Sold May 2021 for £195,000. Across the public record there are 4 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. Across 2000–2021, sale prices on this property compounded at 4.4% per year. Today's modelled estimate of £221,000 is 13.3% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£503/sq ft) was about 126.1% above the typical sold price in the postcode.
Know exactly what you're buying at 5 Dock Mill Cottages
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
- Bedrooms1
- Bathrooms1
- Open-plan layoutYes
Outside
- Private gardenYes
- Cul-de-sacYes
Building
- Listed buildingYes
Energy performance
5 Dock Mill Cottages's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Wall insulation improved
Loft insulation upgraded to recommended levels
More low energy lighting installed
Planning history
5 Dock Mill Cottages has no planning applications on record.
Notable planning nearby
20applications of note in the surrounding area
We flagged 1 thing worth checking at 5 Dock Mill Cottages
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
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Sales history & valuation
Sale price has at least doubled since 2000.
£221,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.4% per year over 21 years.
£195,000
Growth on file: 4.4% per year over 21 years.
Sales timeline
9 May 2021Most recent
£195,000
+54.2%over 11 years21 May 2009
£126,500
+69.8%over 8 years19 January 2001
£74,500
-4.5%over 9 months9 April 2000
£78,000
Median price across the last 5 sales in PO5 2RD: £98,250 (2025–2000).
Everything we know about 5 Dock Mill Cottages, 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 Napier Road homes
5 Dock Mill Cottages is notably below the street on floor area.
EPC Rating
71 (C)
Street avg 66 (D)
Floor Area
36 m²
Street avg 54 m²
CO₂ Emissions
1.5 t/year
Street avg 2.2 t/year
Habitable Rooms
2 rooms
Street avg 3 rooms
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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
Napier Road — bus stop.
Closest school
0.1 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
52.7dB

Night-time· 23:00 – 07:00
41.4dB