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 87 m² (around 936 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (July 2026) shows a D (score 59), a step below the typical UK home. When first surveyed in August 2015 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Good to Very Good and lighting went from Very Poor to Good. The recommended improvements would push it to C (score 76). This certificate was lodged in the last six months, so the rating reflects current condition.
Today's modelled estimate of £257,000 sits 53.9% above the 2015 sale of £167,000. Last changed hands 11 years ago, in October 2015.
What this property has
Inside
- Bedrooms3
Energy performance
The EPC has just been inspected, so the rating reflects current condition.
EPC Rating
Certificate validity
Valid until 18 July 2036
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Windows upgraded, improving insulation
Loft insulation upgraded to recommended levels
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, 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.
£257,000
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 (2026–2023).
Nearby sales in PO3 6JB
43 Chasewater Avenue, Portsmouth, PO3 6JB
Sold Apr 2026
£233,00055 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
£258,500
Versus other Chasewater Avenue homes
Price per m²
£1,920
Street avg £2,309
Floor Area
87 m²
Street avg 86 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
3.6 t/year
Street avg 3.5 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
141/mo
Falling 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







