17 Chasewater Avenue, Portsmouth, PO3 6JB
About 17 Chasewater Avenue
17 Chasewater Avenue is a three-bedroom mid-terrace house in Portsmouth (PO3 6JB). It has a recorded floor area of 91 m² (around 980 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (August 2015) shows an E (score 48), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 78), a 2-band jump. The latest certificate is from August 2015, so improvements made since then won't be reflected.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £252,000 sits 50.9% above the 2015 sale of £167,000. Last changed hands 11 years ago, in October 2015.
What this property has
Inside
- Bedrooms3
Energy performance
17 Chasewater Avenue sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 03 Aug 2025
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has been extended more than once, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
17 Chasewater Avenue has no planning applications on record.
But the area is active
14 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
17 Chasewater Avenue valuation sits well clear of the typical sold price in this postcode.
£252,000
Modelled from EPC, postcode comparables.
£167,000
Recorded with HM Land Registry.
Sales timeline
15 October 2015Most recent
£167,000
Median price across the last 5 sales in PO3 6JB: £258,500 (2025–2022).
Nearby sales in PO3 6JB
55 Chasewater Avenue, Portsmouth, PO3 6JB
Sold Oct 2025
£258,50047 Chasewater Avenue, Portsmouth, PO3 6JB
Sold Aug 2025
£265,00015 Chasewater Avenue, Portsmouth, PO3 6JB
Sold Apr 2023
£205,00035 Chasewater Avenue, Portsmouth, PO3 6JB
Sold Feb 2023
£258,50027 Chasewater Avenue, Portsmouth, PO3 6JB
Sold Aug 2022
£300,000
Versus other Chasewater Avenue homes
17 Chasewater Avenue is notably below the street on epc rating.
Price per m²
£1,835
Street avg £2,272
Floor Area
91 m²
Street avg 86 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
5.4 t/year
Street avg 3.5 t/year
Similar properties nearby
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
18/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Folkestone Road — bus stop.
Closest school
0.3 km
Langstone Primary Academy. 42 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
50.3dB

Night-time· 23:00 – 07:00
40.0dB







