1d, Carshalton Avenue, Portsmouth, PO6 2JT
About 1d
1d is a three-bedroom semi-detached house in Portsmouth (PO6 2JT). It has a recorded floor area of 80 m² (around 861 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (March 2017) shows an E (score 46), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 81), a 3-band jump. Main heating runs on electricity.
At 80 m² it's 15.4% smaller than the typical home in the postcode (95 m² median across 15 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 73% of similar EPCs). Across 2017–2021, sale prices on this property compounded at 7.2% per year. On a £-per-square-foot basis, the last sale (£424/sq ft) was about 81% above the typical sold price in the postcode. Most recent transfer: June 2021 at £364,995. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 1d
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Dining roomYes
Outside
- Private gardenYes
- GarageYes
Building
- RefurbishedYes
Energy performance
1d's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
1d has no planning applications on record.
Notable planning nearby
8applications of note in the surrounding area
We flagged 2 things worth checking at 1d
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
30-day money-back guarantee
Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£393,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.2% per year over 4 years.
£364,995
Growth on file: 7.2% per year over 4 years.
Sales timeline
22 June 2021Most recent
£364,995
+33.0%over 4 years18 May 2017
£274,400
Median price across the last 5 sales in PO6 2JT: £465,000 (2021–2016).
Nearby sales in PO6 2JT
1 Carshalton Avenue, Portsmouth, PO6 2JT
Sold Jul 2021
£465,0007 Carshalton Avenue, Portsmouth, PO6 2JT
Sold Jul 2019
£350,00019 Carshalton Avenue, Portsmouth, PO6 2JT
Sold Jun 2017
£475,00026 Carshalton Avenue, Portsmouth, PO6 2JT
Sold Apr 2017
£482,20020 Carshalton Avenue, Portsmouth, PO6 2JT
Sold Jun 2016
£360,000
Everything we know about 1d, 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 Carshalton Avenue homes
1d outperforms the street on price per m² by a wide margin.
Price per m²
£4,562
Street avg £3,005
Floor Area
80 m²
Street avg 101 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
6.4 t/year
Street avg 4.7 t/year
Similar properties nearby
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PO6 2PS
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1 Donaldson Road
PO6 2SZ
1 Dorking Crescent
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1 Carshalton Avenue
PO6 2JT
The neighbourhood at a glance
Crime
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Carshalton Avenue — bus stop.
Closest school
0.4 km
Springfield School. 22 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
51.9dB

Night-time· 23:00 – 07:00
41.4dB