15 High Street, Astcote, Towcester, NN12 8NW
About 15 High Street
15 High Street is a six-bedroom detached house in Astcote, Towcester, Towcester (NN12 8NW). It has a recorded floor area of 173 m² (around 1862 sq ft), construction records dating it to 1950-1966 and council tax band F. The latest certificate (January 2021) shows a D (score 61), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since January 2021. Between certificates, wall efficiency dropped from Good to Average and lighting dropped from Very Good to Good. The recommended improvements would push it to C (score 73). Main heating runs on oil. Other recorded features include a self-contained annexe. Our model identifies extension potential, subject to local planning policy.
At 173 m² the property is well over the postcode median (83 m² across 40 EPCs), placing it in the larger end of the local stock. 6 bedrooms is on the larger side for this postcode, where 4 is the typical count. 4 planning records sit against the property, 4 approved, 0 refused. Past consents include an extension, a conservatory, a porch and an annexe, meaningful when judging how the property has evolved. Today's modelled estimate of £649,000 is 39.6% above the 2021 sale price. Last sale on file: £465,000 in August 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 15 High Street
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
- Bedrooms6
- Bathrooms4
- EnsuiteYes
Outside
- Private gardenYes
- ParkingYes
Building
- RefurbishedYes
- Extension potentialPossible
Energy performance
15 High Street's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
15 High Street has been through 4 approved planning applications — a well-evolved property.
- Dec 2024OutlineIn report
Lawful development certificate (proposed) for glazing changes & proposed new rear dormer
- Documents
- 11 docs on file
- Reference
- 2024/5035/LDP
- May 2024ConservatoryOutlineIn report
Proposed erection of rear dormer window to bungalow at 15 High Street. Replacement flat roof of existing conservatory.
Extension- Documents
- 21 docs on file
- Reference
- 2024/1745/LDP
We flagged 1 thing worth checking at 15 High Street
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
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£649,000
Modelled from EPC, postcode comparables.
£465,000
Recorded with HM Land Registry.
Sales timeline
5 August 2021Most recent
£465,000
Median price across the last 5 sales in NN12 8NW: £315,000 (2025–2023).
Nearby sales in NN12 8NW
47 High Street, Astcote, Towcester, NN12 8NW
Sold Oct 2025
£150,00024 High Street, Astcote, Towcester, NN12 8NW
Sold May 2025
£332,50067 High Street, Astcote, Towcester, NN12 8NW
Sold Mar 2025
£315,0002 High Street, Astcote, Towcester, NN12 8NW
Sold Feb 2024
£465,00075 High Street, Astcote, Towcester, NN12 8NW
Sold Sept 2023
£312,000
Everything we know about 15 High Street, 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 High Street homes
15 High Street outperforms the street on habitable rooms by a wide margin.
Price per m²
£2,688
Street avg £2,520
Floor Area
173 m²
Street avg 98 m²
Habitable Rooms
7 rooms
Street avg 5 rooms
CO₂ Emissions
7.7 t/year
Street avg 6.1 t/year
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1 3, Old School Lane, Blakesley
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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
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Sutton's Walk — bus stop.
Closest school
1.0 km
Pattishall Church of England Primary School. 3 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
45.4dB

Night-time· 23:00 – 07:00
39.0dB