The Old Telephone Exchange, The Green, Blakesley, Towcester, NN12 8RD
About The Old Telephone Exchange
The Old Telephone Exchange is a detached house in Blakesley, Towcester, Towcester (NN12 8RD). It has a recorded floor area of 86 m² (around 926 sq ft) and construction records dating it to before 1900. The latest certificate (August 2024) shows a D (score 61), on the cusp of jumping into the C band. When first surveyed in August 2013 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Average to Good, roof efficiency went from Poor to Good and window efficiency went from Average to Good. The recommended improvements would push it to C (score 76). Main heating runs on oil.
At 86 m² it sits well below the postcode median (124 m² across 4 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the top 10% of properties in this postcode. Today's modelled estimate of £348,000 is 29.6% above the 2024 sale price. On a £-per-square-foot basis, the last sale (£290/sq ft) was about 40.3% above the typical sold price in the postcode. Last sale on file: £268,500 in March 2024.
Know exactly what you're buying at The Old Telephone Exchange
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
The Old Telephone Exchange ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
Windows upgraded, improving insulation
Wall insulation improved
Loft insulation upgraded to recommended levels
Planning history
The Old Telephone Exchange has no planning applications on record.
Notable planning nearby
16applications of note in the surrounding area
We flagged 1 thing worth checking at The Old Telephone Exchange
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
£348,000
Modelled from EPC, postcode comparables.
£268,500
Recorded with HM Land Registry.
Sales timeline
26 March 2024Most recent
£268,500
Median price across the last 5 sales in NN12 8RD: £462,500 (2017–2006).
Nearby sales in NN12 8RD
4 The Green, Blakesley, Towcester, NN12 8RD
Sold Dec 2017
£385,0001 The Green, Blakesley, Towcester, NN12 8RD
Sold Dec 2014
£1,950,0005 The Green, Blakesley, Towcester, NN12 8RD
Sold Nov 2011
£195,0006 The Green, Blakesley, Towcester, NN12 8RD
Sold Sept 2006
£462,5007 The Green, Blakesley, Towcester, NN12 8RD
Sold Mar 2005
£740,000
Everything we know about The Old Telephone Exchange, 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 The Green homes
The Old Telephone Exchange outperforms the street on epc rating by a wide margin.
EPC Rating
61 (D)
Street avg 36 (F)
Floor Area
86 m²
Street avg 203 m²
CO₂ Emissions
4.6 t/year
Street avg 15.7 t/year
Habitable Rooms
3 rooms
Street avg 7 rooms
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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
0.1 km
Demand Responsive Area — bus stop.
Closest school
0.0 km
Blakesley 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
44.7dB

Night-time· 23:00 – 07:00
36.3dB