Basement Flat, 5 Waterden Road, Guildford, GU1 2AN
About Basement Flat
Basement Flat is a semi-detached house in Guildford (GU1 2AN). It has a recorded floor area of 72 m² (around 775 sq ft), construction records dating it to before 1900 and council tax band C. The latest certificate (January 2021) shows a C (score 71). The rating has held steady at C across 3 certificates since November 2008. Between certificates, window efficiency went from Very Poor to Good and lighting went from Good to Very Good; while wall efficiency dropped from Good to Very Poor and hot-water efficiency dropped from Very Good to Good.
A recent sale: £275,000 in March 2026. Its energy rating outperforms most of the postcode (better than 87% of similar EPCs). Across 2003–2026, sale prices on this property compounded at 1.9% per year. Today's modelled estimate of £334,000 is 21.5% above the 2026 sale price.
Energy performance
EPC Rating
Certificate validity
Valid until 15 January 2031
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Hot water efficiency decreased
More low energy lighting installed
Heating controls upgraded for better temperature management
Single glazing replaced with double or better glazing
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £955 · Includes VAT
Planning history
Basement Flat has no planning applications on record.
But the area is active
1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
£334,000
Modelled from EPC, postcode comparables and a sale-price growth of 1.9% per year over 22 years.
£275,000
Growth on file: 1.9% per year over 22 years.
Sales timeline
26 March 2026Most recent
£275,000
+52.8%over 22 years31 October 2003
£180,000
Median price across the last 5 sales in GU1 2AN: £345,000 (2026–2020).
Nearby sales in GU1 2AN
5 Waterden Road, Guildford, GU1 2AN
Sold Mar 2026
£700,000Flat 4, 3 Waterden Road, Guildford, GU1 2AN
Sold Mar 2025
£335,000Flat 4, 13 Waterden Road, Guildford, GU1 2AN
Sold Apr 2023
£257,50021 Waterden Road, Guildford, GU1 2AN
Sold Mar 2022
£1,430,000Flat 1, 13 Waterden Road, Guildford, GU1 2AN
Sold Oct 2020
£345,000
Versus other Waterden Road homes
Basement Flat is notably below the street on years held.
Price per m²
£3,819
Street avg £5,147
Floor Area
72 m²
Street avg 51 m²
Habitable Rooms
3 rooms
Street avg 2 rooms
CO₂ Emissions
2.6 t/year
Street avg 2.6 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
466/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
London Road Railway Station — bus stop.
Closest school
0.6 km
Pewley Down Infant School. 21 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
51.4dB

Night-time· 23:00 – 07:00
42.5dB







