1 Folly Cottages, Ashe Warren, Basingstoke, RG25 3AN
About 1 Folly Cottages
1 Folly Cottages is a semi-detached house in Ashe Warren, Basingstoke, Basingstoke (RG25 3AN). It has a recorded floor area of 94 m² (around 1012 sq ft), construction records dating it to before 1900 and council tax band E. The latest certificate (May 2021) shows an E (score 49), well below the UK norm with real room to improve. The rating has held steady at E across 3 certificates since December 2011. Between certificates, wall efficiency went from Very Poor to Average and lighting went from Very Poor to Very Good. The recommended improvements would lift it to A (score 98), a 4-band jump. Main heating runs on oil.
Held since October 2006 — that's 20 years off the open market, well above the local norm. Across 1995–2006, sale prices on this property compounded at 10.9% per year. Today's modelled estimate of £628,000 sits 61% above the 2006 sale of £390,000. 6 planning records sit against the property, 4 approved, 2 refused. Past consents include an extension, meaningful when judging how the property has evolved.
Know exactly what you're buying at 1 Folly Cottages
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
Energy performance
1 Folly Cottages's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system changed
More low energy lighting installed
Hot water system upgraded
Window efficiency improved
Wall insulation improved
Planning history
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
- Sept 2021RenovationFullIn report
Installation of heating air pump sited out side the house on the west facing wall at ground level
- Documents
- 15 docs on file
- Reference
- 21/02216/HSE
- Apr 2021ExtensionFullIn report
Extension: Single storey · Rear of property
Erection of a single storey rear extension, a new entrance on the front elevation and the omission of a single window on the side elevation. Internal alterations are required to form a new kitchen/dining area, a separate WC, a new reception space, utility room and a new rear entrance
- Agent
- Leo Mulkerns Architects Ltd
- Documents
- 11 docs on file
- Reference
- 21/00482/HSE
We flagged 1 thing worth checking at 1 Folly Cottages
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
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Sales history & valuation
1 Folly Cottages has more than tripled in price since its earliest registered sale in 1995.
£628,000
Modelled from EPC, postcode comparables and a sale-price growth of 10.9% per year over 11 years.
£390,000
Growth on file: 10.9% per year over 11 years.
Sales timeline
12 October 2006Most recent
£390,000
+219.7%over 11 years9 July 1995
£122,000
Median price across the last 1 sales in RG25 3AN: £225,000 (2002–2002).
Nearby sales in RG25 3AN
Everything we know about 1 Folly Cottages, 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

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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
1.5 km
Ashe Corner — bus stop.
Closest school
2.9 km
Overton Church of England Primary School. 1 school 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
43.6dB

Night-time· 23:00 – 07:00
35.7dB