21 Southlea, Cliddesden, Basingstoke, RG25 2JN
About 21 Southlea
21 Southlea is a four-bedroom semi-detached house in Cliddesden, Basingstoke, Basingstoke (RG25 2JN). It has a recorded floor area of 142 m² (around 1530 sq ft), construction records dating it to 1900-1929 and council tax band D. The latest certificate (November 2011) shows a C (score 75), near the top of the C band. The latest certificate is from November 2011, so improvements made since then won't be reflected.
Sold May 2021 for £570,000. Across the public record there are 4 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. 8 planning records sit against the property, 5 approved, 0 refused. Past consents include change of use to residential, tree works and an extension, meaningful when judging how the property has evolved. Across 2004–2021, sale prices on this property compounded at 6.2% per year. On a £-per-square-foot basis, the last sale (£373/sq ft) was about 48.9% above the typical sold price in the postcode.
Know exactly what you're buying at 21 Southlea
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
- Bedrooms4
- Bathrooms2
Energy performance
21 Southlea's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 08 Nov 2021
EPC Rating
Planning history
21 Southlea has been through 5 approved planning applications — a well-evolved property.
- Nov 2024Change of UseAmendmentIn report
Retrospective change of use of studio to mixed Class C3 residential and Air BnB rental accommodation.
Retrospective- Documents
- 29 docs on file
- Reference
- 24/01500/RET
- Nov 2021Tree WorksTreesIn report
Lime tree (T1): Reshape/crown reduction to reduce uneven windloading on canopy, as well as clearing numerous phone lines and keeping tree at a manageable size. Approximate final shape as seen in attached photograph (indicated by red line).
- Agent
- White Knight Services Ltd
- Documents
- 2 docs on file
- Reference
- T/00551/21/TCA
We flagged 1 thing worth checking at 21 Southlea
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.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
21 Southlea has more than doubled in price since the earliest registered sale in 2004.
£594,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.2% per year over 17 years.
£570,000
Growth on file: 6.2% per year over 17 years.
Sales timeline
26 May 2021Most recent
£570,000
+1.8%over 5 years19 May 2016
£560,000
+126.7%over 11 years16 September 2004
£247,000
+20.5%6 May 2004
£205,000
Median price across the last 5 sales in RG25 2JN: £555,000 (2025–2019).
Nearby sales in RG25 2JN
27 Southlea, Cliddesden, Basingstoke, RG25 2JN
Sold Mar 2025
£620,0005 Southlea, Cliddesden, Basingstoke, RG25 2JN
Sold Feb 2025
£675,0003 Southlea, Cliddesden, Basingstoke, RG25 2JN
Sold Mar 2021
£535,00024 Southlea, Cliddesden, Basingstoke, RG25 2JN
Sold Oct 2019
£410,00020 Southlea, Cliddesden, Basingstoke, RG25 2JN
Sold Oct 2019
£530,000
Everything we know about 21 Southlea, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other Southlea homes
21 Southlea outperforms the street on habitable rooms by a wide margin.
Price per m²
£4,010
Street avg £3,504
Floor Area
142 m²
Street avg 123 m²
Habitable Rooms
8 rooms
Street avg 6 rooms
CO₂ Emissions
3.6 t/year
Street avg 5.3 t/year
Similar properties nearby
1 Burydown Mead, North Waltham
RG25 2SX
1 Chapel Close, Dummer
RG25 2AB
1 Church Lane, Cliddesden
RG25 2JQ
1 Barley View, North Waltham
RG25 2ST
1 Axford Lodge Cottage, Axford
RG25 2DZ
1 Cold Harbour Cottages, Woods Lane, Cliddesden
RG25 2JG
1 Clump Barn, Farleigh Lane, Dummer
RG25 2AF
1 Chapel Walk, Cliddesden
RG25 2NP
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
6/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Southlea — bus stop.
Closest school
0.9 km
Chalk Ridge Primary School. 23 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
55.1dB

Night-time· 23:00 – 07:00
46.5dB