Holly House, Adstone, Towcester, NN12 8DY
About Holly House
Holly House is a detached house in Adstone, Towcester, Towcester (NN12 8DY). It has a recorded floor area of 185 m² (around 1991 sq ft) and construction records dating it to 1983-1990. The latest certificate (April 2024) shows a C (score 75), near the top of the C band. When first surveyed in April 2010 the rating was E, the property has climbed 2 bands since. Between certificates, roof efficiency went from Average to Good and lighting went from Very Poor to Very Good. Main heating runs on oil.
At 185 m² the property is well over the postcode median (140 m² across 7 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the top 10% of properties in this postcode. Most recent transfer: November 2024 at £630,000. Across the public record there are 4 sales, relatively high churn for a single property. 3 planning records sit against the property, 2 approved, 0 refused. Past consents include solar panel installation, meaningful when judging how the property has evolved. Across 2005–2024, sale prices on this property compounded at 2.8% per year. On a £-per-square-foot basis, the last sale (£316/sq ft) was about 15.4% above the typical sold price in the postcode.
Know exactly what you're buying at Holly House
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
Holly House ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Property Improvements
Changes detected from historical EPC data
More low energy lighting installed
Window efficiency improved
Wall insulation upgraded
Loft insulation upgraded to recommended levels
Planning history
Planning records include a solar-panel installation at Holly House.
- Mar 2023FullIn report
Change of use from agricultural use to extend the rear garden.
- Documents
- 7 docs on file
- Reference
- WNS/2022/2349/FUL
- Sept 2020Solar PanelsOutlineIn report
Certificate of lawfulness for proposed development of 11 solar panels to roof(on elevations not facing road).
- Documents
- 13 docs on file
- Reference
- S/2020/1331/LDP
We flagged 1 thing worth checking at Holly House
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
Holly House valuation sits well clear of the typical sold price in this postcode.
£686,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.8% per year over 19 years.
£630,000
Growth on file: 2.8% per year over 19 years.
Sales timeline
11 November 2024Most recent
£630,000
+12.5%over 4 years8 June 2020
£560,000
+24.4%over 7 years23 October 2012
£450,000
+21.6%over 7 years30 August 2005
£370,000
Median price across the last 5 sales in NN12 8DY: £670,000 (2024–2018).
Nearby sales in NN12 8DY
Tree Tops, Adstone, Towcester, NN12 8DY
Sold Jun 2024
£33,000Clifton House Farm, Adstone, Towcester, NN12 8DY
Sold Apr 2021
£776,507Four Winds, Adstone, Towcester, NN12 8DY
Sold Apr 2020
£670,000Adstone House, Adstone, Towcester, NN12 8DY
Sold Jun 2018
£1,600,000The Old Wesleyan Chapel, Adstone, Towcester, NN12 8DY
Sold Jul 2017
£12,500
Everything we know about Holly House, 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 the street
Holly House is notably below the street on years held.
Price per m²
£3,405
Street avg £3,021
Floor Area
185 m²
Street avg 135 m²
Habitable Rooms
9 rooms
Street avg 6 rooms
CO₂ Emissions
5.1 t/year
Street avg 8.8 t/year
Similar properties nearby
1 3, Old School Lane, Blakesley
NN12 8RS
1 Barn Yard, Silverstone
NN12 8WT
1 Brackley Road, Silverstone
NN12 8UA
1 Acorn Way, Silverstone
NN12 8DQ
1 Bradden Way, Greens Norton
NN12 8BY
1 Bengal Lane, Greens Norton
NN12 8BE
1 Blakesley Hill, Greens Norton
NN12 8BP
1 Brookside, Wappenham
NN12 8SS
The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
The Green — bus stop.
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
44.4dB

Night-time· 23:00 – 07:00
36.3dB