23 Alstone Avenue, Cheltenham, GL51 8EH
About 23 Alstone Avenue
23 Alstone Avenue is a three-bedroom mid-terrace house in Cheltenham (GL51 8EH). It has a recorded floor area of 92 m² (around 990 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (October 2021) shows a D (score 65), on the cusp of jumping into the C band. When first surveyed in May 2009 the rating was G, the property has climbed 3 bands since. Between certificates, roof efficiency went from Very Poor to Very Good, window efficiency went from Very Poor to Good and hot-water efficiency went from Very Poor to Good. The recommended improvements would lift it to B (score 82), a 2-band jump.
Across 2010–2011, sale prices on this property compounded at 11.5% per year. Today's modelled estimate of £324,000 sits 96.4% above the 2011 sale of £165,000. On a £-per-square-foot basis, the last sale (£167/sq ft) was about 17.9% below the postcode norm. 15 years since the last transfer (November 2011).
What this property has
Inside
- Bedrooms3
Outside
- ParkingOff road
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Upgraded to gas central heating
Heating controls upgraded for better temperature management
Hot water system upgraded
Single glazing replaced with double or better glazing
Loft insulation installed or upgraded to 250mm+
Heating controls changed
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, has been extended more than once, and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £955 · Includes VAT
Planning history
23 Alstone Avenue has no planning applications on record.
But the area is active
4 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
23 Alstone Avenue valuation sits well clear of the typical sold price in this postcode.
£324,000
Modelled from EPC, postcode comparables and a sale-price growth of 11.5% per year over 2 years.
£165,000
Growth on file: 11.5% per year over 2 years.
Sales timeline
30 November 2011Most recent
£165,000
+21.3%over 1 year18 February 2010
£136,000
Median price across the last 5 sales in GL51 8EH: £330,000 (2025–2023).
Nearby sales in GL51 8EH
Versus other Alstone Avenue homes
Price per m² for 23 Alstone Avenue lags the street by a wide margin.
Price per m²
£1,793
Street avg £2,999
Floor Area
92 m²
Street avg 89 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
3.7 t/year
Street avg 3.9 t/year
Similar properties nearby
1 Arle Road
GL51 8JT
1 Cumberland Crescent
GL51 8AL
1 Alstone Mews
GL51 8EU
1 Alstone Croft
GL51 8HB
1 Cambridge Avenue
GL51 8DJ
1 Alstone Avenue
GL51 8EH
1 Ashtree Mews
GL51 8EF
1 Bloomsbury Street
GL51 8PG
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
4/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Alstone Avenue & Ta Centre — bus stop.
Closest school
0.2 km
Gloucester Road Primary School. 27 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
49.5dB

Night-time· 23:00 – 07:00
39.6dB







