Lower Mill, Newnham Lane, Old Basing, Basingstoke, RG24 7AT
About Lower Mill
Lower Mill is a detached house in Old Basing, Basingstoke, Basingstoke (RG24 7AT). It has a recorded floor area of 452 m² (around 4865 sq ft) and construction records dating it to before 1900. The latest certificate (December 2014) shows an E (score 52), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since April 2009. Between certificates, hot-water efficiency went from Poor to Good and lighting went from Very Poor to Good; while roof efficiency dropped from Good to Very Poor and main heating dropped from Very Good to Good. The recommended improvements would lift it to B (score 84), a 3-band jump. The latest certificate is from December 2014, so improvements made since then won't be reflected.
Across 1998–2025, sale prices on this property compounded at 1.8% per year. Today's modelled estimate of £2,216,000 is 16.4% below the 2025 sale of £2,650,000, an unusual pattern given regional price growth and worth checking against the EPC condition. On a £-per-square-foot basis, the last sale (£545/sq ft) was about 38.4% above the typical sold price in the postcode. At 452 m² the property is well over the postcode median (170 m² across 10 EPCs), placing it in the larger end of the local stock. A recent sale: £2,650,000 in January 2025. 14 planning records sit against the property, 11 approved, 3 refused. Past consents include new windows, an extension and a conservatory, meaningful when judging how the property has evolved.
Energy performance
Lower Mill's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 31 Dec 2024
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Hot water efficiency improved
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, is a large detached home over 300m², and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £1,945 · Includes VAT
Planning history
Lower Mill has 2 separate extension applications on the council record.
- Jul 2023RenovationHeritageIn report
Variation of Condition 1 of 21/02992/LBC - Addition of a first floor balcony including increasing size of an existing window opening. Change balcony vertical guarding for posts as detailed in submitted drawings.
- Agent
- AR-CHITECT
New Windows- Documents
- 14 docs on file
- Reference
- 23/01217/LBC
- May 2022ExtensionFullIn report
Addition of a first floor balcony including increasing size of an existing window opening
- Agent
- Macallan Penfold
- Documents
- 25 docs on file
- Reference
- 21/02991/HSE
What's in Lower Mill, Newnham Lane, Old Basing, Basingstoke, RG24 7AT's planning history?
12 more on this property, plus refusals, disputes and full decisions nearby, in the report.
Sales history & valuation
Latest sale on Lower Mill was the highest on Land Registry record across the postcode.
£2,216,000
Modelled from EPC, postcode comparables and a sale-price growth of 1.8% per year over 26 years.
£2,650,000
Growth on file: 1.8% per year over 26 years.
Sales timeline
31 January 2025Most recent
£2,650,000
+41.7%over 7 years11 April 2017
£1,870,000
+11.8%over 18 years1 October 1998
£1,672,500
Median price across the last 5 sales in RG24 7AT: £1,050,000 (2025–2020).
Nearby sales in RG24 7AT
5 Newnham Lane, Old Basing, Basingstoke, RG24 7AT
Sold Mar 2025
£670,000Bains Lodge, Newnham Lane, Old Basing, Basingstoke, RG24 7AT
Sold Aug 2023
£1,500,000Gravelly House, Newnham Lane, Old Basing, Basingstoke, RG24 7AT
Sold Aug 2023
£1,775,000Long Meadow, Newnham Lane, Old Basing, Basingstoke, RG24 7AT
Sold Dec 2020
£850,000Cambrian, Newnham Lane, Old Basing, Basingstoke, RG24 7AT
Sold Jun 2020
£500,000
Versus other Newnham Lane homes
On co₂ emissions, Lower Mill runs well behind the street norm.
Price per m²
£5,863
Street avg £5,157
Floor Area
452 m²
Street avg 235 m²
Habitable Rooms
8 rooms
Street avg 6 rooms
CO₂ Emissions
22.0 t/year
Street avg 6.6 t/year
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The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
8/mo
Steady year-on-year across the wider district.
Nearest stop
0.7 km
Pyotts Hill — bus stop.
Closest school
1.0 km
St Mary's Church of England Voluntary Aided Junior School. 7 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
42.1dB

Night-time· 23:00 – 07:00
35.6dB







